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1,926,497 | NET88 | NET88 Trang chu nha cai ca do bong da hot nhat nam 2024 duoc hang nghin anh em cuoc thu dang ky moi... | 0 | 2024-07-17T10:23:10 | https://dev.to/net88vicom/net88-2hjg | NET88 Trang chu nha cai ca do bong da hot nhat nam 2024 duoc hang nghin anh em cuoc thu dang ky moi ngay
Dia Chi: 41 Chan Hung, Phuong 6, Tan Binh, Ho Chi Minh, Viet Nam
Email: [email protected]
Website: https://net88vi.com/
Dien thoai: (+84) 346485425
Hastags, tag: #NET88 #NHACAINET88 #NET88VICOM
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|
1,926,499 | JavaScript : Data Types, Variables, and Operators | JavaScript is a versatile language that stands out due to its dynamic and flexible nature. Let's... | 28,090 | 2024-07-17T10:24:22 | https://dev.to/noorscript/javascript-data-types-variables-and-operators-1d36 | javascript, beginners, programming, learning | JavaScript is a versatile language that stands out due to its dynamic and flexible nature. Let's explore three fundamental aspects of JavaScript: data types, variables, and operators.
# Data Types:
JavaScript offers a variety of data types to handle different kinds of values. Understanding these is crucial for effective programming.
##Common Data Types
- **String:** Represents textual data, like "Hello, world!".
- **Number:** Represents both integer and floating-point numbers.
- **Boolean:** Represents logical values, true or false.
- **Object:** Represents a collection of properties, useful for storing complex data.
- **Array:** Represents an ordered list of values, which can be of mixed types.
##Exceptional Data Types
- **Null:** Represents an intentional absence of any object value.
- **Undefined:** Represents a variable that has been declared but not assigned a value.
- **Symbol:** Represents a unique and immutable identifier, useful for object properties.
- **BigInt:** Represents integers with arbitrary precision, useful for very large numbers.
# Variables
##Common Declarations
- **var:** The traditional way to declare variables. It is function-scoped, meaning it's accessible within the function it was declared in.
- Modern Declarations
-** let: **Introduced in ES6, let allows you to declare block-scoped variables. This means the variable is only accessible within the block it was declared in, making your code more predictable.
- **const:** Also introduced in ES6, const is used to declare block-scoped variables that cannot be reassigned. This is useful for values that should remain constant throughout your code.
# Operators
Operators in JavaScript are used to perform operations on variables and values. Here are the most common and some unique ones that make JavaScript powerful.
## Common Operators
- **Arithmetic Operators:** Used for mathematical calculations. Includes +, -, *, /, and %.
- **Comparison Operators:** Used to compare two values. Includes ==, ===, !=, !==, >, <, >=, and <=.
- **Logical Operators:** Used for logical operations. Includes && (AND), || (OR), and ! (NOT).
- **Assignment Operators:** Used to assign values to variables. Includes =, +=, -=, *=, and /=.
## Exceptional Operators
- **Spread Operator (...):** Expands an iterable (like an array) into individual elements. Useful for combining arrays or objects and passing elements as arguments to functions.
- **Destructuring Assignment:**Simplifies extracting values from arrays or properties from objects into distinct variables, making your code cleaner and more readable.
- **Optional Chaining (?.):** Allows safe access to deeply nested properties.
- **Nullish Coalescing Operator (??):** Provides a default value when dealing with null or undefined.
| noorscript |
1,926,500 | How to scrape YouTube data for Optimization | Discover how to extract meaningful insights from YouTube to enhance your online performance and boost your digital strategy. Learn now! | 0 | 2024-07-17T10:25:47 | https://crawlbase.com/blog/scrape-youtube-data/ | scrapeyoutube, youtubechannelscraper, youtubevideoscraper, youtubescraper | ---
title: How to scrape YouTube data for Optimization
published: true
description: Discover how to extract meaningful insights from YouTube to enhance your online performance and boost your digital strategy. Learn now!
tags: scrapeyoutube, youtubechannelscraper, youtubevideoscraper, youtubescraper
cover_image: https://crawlbase.com/blog/scrape-youtube-data/scrape-youtube-data-og.jpg
canonical_url: https://crawlbase.com/blog/scrape-youtube-data/
# Use a ratio of 100:42 for best results.
# published_at: 2024-07-09 15:22 +0000
---
This blog was originally posted to [Crawlbase Blog](https://crawlbase.com/blog/scrape-youtube-data/?utm_source=dev.to&utm_medium=referral&utm_campaign=content_distribution)
YouTube is one of the largest content-sharing platforms in the world, with over 500 hours of content uploaded every minute. According to Statista, in November 2023, YouTube ranked as the second most visited website globally, attracting [113 billion](https://www.statista.com/statistics/1201880/most-visited-websites-worldwide/ 'November 2023 YouTube Visits') monthly visits. This volume of public data and traffic has brought many opportunities for businesses and individuals to get beneficial information.
<!-- more -->
Web scraping is a must for pulling data from public YouTube pages, video details, comments, channel info and search results. Use Python and [yt-dlp](https://pypi.org/project/yt-dlp/ 'yt-dlp') with [Crawlbase Smart Proxy](https://crawlbase.com/smart-proxy 'Crawlbase Smart Proxy') to scrape YouTube data for your content strategies and research purposes.
This blog will take you through the process of scraping data from YouTube, beginning with the basics. If you are looking to download YouTube videos, extract YouTube video information, scrape YouTube video comments, collect YouTube channel information, fetch YouTube channel subscriber numbers, or scrape YouTube search results, this guide is for you. After this tutorial, you should be able to effectively scrape YouTube data for your needs.
## Table Of Contents
1. [**Why Scrape YouTube?**](#Why-Scrape-YouTube)
- The Importance of YouTube Data
- Key Data Points of YouTube
2. [**Setting Up Your Environment**](#Setting-Up-Your-Environment)
- Installing Python
- Necessary Python Libraries
3. [**Downloading YouTube Videos**](#Downloading-YouTube-Videos)
4. [**Extracting YouTube Video Data**](#Extracting-YouTube-Video-Data)
5. [**Scraping YouTube Comments**](#Scraping-YouTube-Comments)
6. [**Gathering YouTube Channel Information**](#Gathering-YouTube-Channel-Information)
7. [**Scraping YouTube Search Results**](#Scraping-YouTube-Search-Results)
8. [**Optimization with Crawlbase Smart Proxy**](#Optimization-with-Crawlbase-Smart-Proxy)
- Integrating Crawlbase Smart Proxy with yt-dlp
9. [**Closing Thoughts**](#Closing-Thoughts-Optimize-YouTube-Data-with-Crawlbase)
10. [**Frequently Asked Questions**](#Frequently-Asked-Questions)
## Why Scrape YouTube?
In this section we’ll cover why YouTube data is so important, what data points to focus on and how a YouTube scraper can help you get this information.
### The Importance of YouTube Data
YouTube data is gold for businesses, marketers and researchers. It gives you insight into what your viewers like, what’s trending and what’s engaging. By looking at YouTube data you can optimize your content, improve your marketing and get ahead of the competition. For example, which videos get the most views and comments will help you create content that speaks to your audience.
### Key Data Points of YouTube
When scraping YouTube there are several data points you can extract to get valuable insights:
#### Video Details
- **Title**: The video title helps understand the content and its appeal.
- **Description**: Provides context and additional information about the video.
- **View Count**: Indicates the video’s popularity.
- **Like Count**: Shows audience approval and engagement.
- **Upload Date**: Helps track the freshness and relevance of content.
#### Comments
- **User Comments**: Direct feedback from viewers, revealing their thoughts and reactions.
- **Comment Count**: Indicates the level of engagement and interaction.
- **User Interactions**: Includes likes and replies to comments, showing further engagement.
#### Channel Information
- **Channel Name**: Identifies the content creator.
- **Description**: Provides an overview of the channel’s purpose and content.
- **Subscriber Count**: Measures the channel’s popularity and reach.
#### Search Results
- **Video Titles**: Helps identify trending or relevant videos for specific keywords.
- **Video Links**: Direct URLs to the videos, useful for further analysis.
In this guide, we will use Python and the [yt-dlp](https://pypi.org/project/yt-dlp/ 'yt-dlp') library to create custom scrapers for extracting YouTube data.
## Setting Up Your Environment
To start scraping YouTube you need to set up your environment. This involves installing Python and the necessary libraries for web scraping.
### Installing Python
First you need to have Python installed on your computer. You can download the latest version of Python from the [official Python website](https://www.python.org/downloads/ 'Python Website'). Follow the instructions there to install Python on your system.
### Necessary Python Libraries
Once Python is installed you need to install some essential libraries. These libraries will help you scrape data from YouTube efficiently. Open your terminal or command prompt and run the following command:
```bash
pip install yt-dlp pprint
```
- **yt-dlp**: This library is a powerful tool for downloading videos and extracting video data from YouTube. It acts as a YouTube video scraper.
- **pprint**: This library provides a capability to "pretty-print" data structures, making them easier to read and understand by formatting them in a more human-friendly way.
With Python and these libraries installed, you’re ready to start scraping YouTube data using a YouTube channel scraper or a video scraper. In the next sections we’ll go into downloading videos, extracting data and optimizing your scraping process.
## Downloading YouTube Videos
Downloading videos from YouTube can be done easily with the `yt-dlp` library. This is a great tool for extracting video content so it’s a powerful YouTube video scraper. Below we’ll walk you through the steps to download YouTube videos using `yt-dlp`.
### Step-by-Step Guide to Download YouTube Videos
#### Import the Library
First, import the `yt-dlp` library in your Python script:
```python
from yt_dlp import YoutubeDL
```
#### Set the Video URL
Define the URL of the YouTube video you want to download. For example:
```python
video_url = "https://www.youtube.com/watch?v=Arbc2WUURpk"
```
#### Download the Video
Use the download method to download the video. Here's a simple example:
```python
opts = {}
with YoutubeDL(opts) as yt:
yt.download([video_url])
```
This script will download the specified video and save it in the current working directory.
Using `yt-dlp` as your YouTube scraper makes it easy to download videos for offline use or further analysis. In the next section, we will go into extracting data from these videos.
## Extracting YouTube Video Data
After downloading a YouTube video, you might want to extract more information about the video. This can include the title, description, view count, and more.
Using `yt-dlp`, you can efficiently extract this data, making it a robust YouTube video data scraper.
### Step-by-Step Guide to Extract Video Data
#### Import the Library
First, import the yt-dlp library in your Python script:
```python
from yt_dlp import YoutubeDL
```
#### Set the Video URL
Define the URL of the YouTube video you want to extract data from. For example:
```python
video_url = "https://www.youtube.com/watch?v=Arbc2WUURpk"
```
#### Extract Video Information
Use the extract_info method to get details about the video. Here's an example:
```python
opts = {}
with YoutubeDL(opts) as yt:
info = yt.extract_info(video_url, download=False)
video_title = info.get("title", "")
video_views = info.get("view_count", "")
video_description = info.get("description", "")
print("Title:", video_title)
print("Views:", video_views)
print("Description:", video_description)
```
This script will print out the title, view count, and description of the specified video.
Example Output:
```
Title: Roasting Juicy Beef Steaks on Hot Stones! Outdoors Cooking Alone in the Mountains
Views: 94102
Description: Wilderness - 🔪 Our special Knives and Cookware - https://bit.ly/3l7Nkrn
🔔 Make sure that you have the bell turned on, so you will definitely not miss any of our videos!
🌐 Our other profiles:
▶ Instagram: https://www.instagram.com/wilderness.cooking/
▶ Facebook: https://www.facebook.com/wildernesscooking
If you want to support us: https://www.patreon.com/wildernesscooking
❓ ABOUT US:
Wilderness Cooking channel about cooking delicious dishes in the wild.
We live in a village and try to find very beautiful places to shoot.
⏩ A few ultimate-delicious recipes from my channel:
◼ Guinea fowl cooking in oven: https://youtu.be/EPumgD3yvsI
◼ Bull tail stew with chestnut: https://youtu.be/OZfiSGIeasQ
◼ Chestnut dish with lamb meat: https://youtu.be/k-TqxsLSCmw
◼ Bull heart dish recipe: https://youtu.be/gbLTabSJJhw
◼ Liver kebab of lamb: https://youtu.be/kGeljNYSrNU
◼ Cooking lamb brains recipe: https://youtu.be/fCUi8doYdNY
◼ Lamb testicles kabob: https://youtu.be/IvuzVsct6xM
◼ How to cook rabbit in the wilderness: https://youtu.be/2k44uYUx8rY
◼ Vegetables and lamb bbq kebab: https://youtu.be/GpzdzpfXBBc
◼ The best buglama recipe: https://youtu.be/CaXHmGY9Y4E
◼ Spicy lamb shish kebabs recipes: https://youtu.be/ElqRSrhqaIQ
◼ Garlic Grill Lamb Caucasian style: https://youtu.be/nggcoUbK6Ac
#steak #cooking #meat
```
By using `yt-dlp` as your YouTube video data scraper, you can get more information about videos and enhance your data analysis and optimization efforts. In the next section, we will cover scraping YouTube comments to get more insights.
## Scraping YouTube Comments
Gathering comments from YouTube videos can give you valuable insights into viewer opinions and engagement.
Using `yt-dlp`, you can scrape comments efficiently, making it a comprehensive YouTube video comments scraper.
### Step-by-Step Guide to Scrape YouTube Comments
#### Import the Library
Start by importing the yt-dlp library in your Python script:
```python
from yt_dlp import YoutubeDL
from pprint import pprint
```
#### Set the Video URL
Define the URL of the YouTube video from which you want to scrape comments. For example:
```python
video_url = "https://www.youtube.com/watch?v=Arbc2WUURpk"
```
#### Extract Comments
Use the `extract_info` method with the `getcomments` option to fetch comments. Here's how:
```python
opts = {
"getcomments": True
}
with YoutubeDL(opts) as yt:
info = yt.extract_info(video_url, download=False)
comments = info.get("comments", [])
comment_count = info.get("comment_count", 0)
print("Number of comments:", comment_count)
pprint(comments)
```
This script will print the number of comments and display the comments fetched from the specified video.
Example Output:
```javascript
[
{
_time_text: '6 hours ago',
author: '@sukitoswu602',
author_id: 'UCRHvZIu_1WSwuo46CafR30Q',
author_is_uploader: False,
author_is_verified: False,
author_thumbnail:
'https://yt3.ggpht.com/ytc/AIdro_nHpLG7JFawN0q_lC7-fGN5WIkPDkFVb-W6HUL6k6Kc8jY=s88-c-k-c0x00ffffff-no-rj',
author_url: 'https://www.youtube.com/@sukitoswu602',
id: 'Ugwz34StSTz8bDGpHhF4AaABAg',
is_favorited: False,
is_pinned: False,
like_count: 0,
parent: 'root',
text: 'First',
timestamp: 1720105200,
},
{
_time_text: '6 hours ago (edited)',
author: '@ammanjaved4560',
author_id: 'UCje2q_MV3nyHMMPVweDwA2w',
author_is_uploader: False,
author_is_verified: False,
author_thumbnail:
'https://yt3.ggpht.com/ytc/AIdro_nTiCbfAcbzJ3V5CiilU2SxpSz1mD7owfCweCbhxipqe8k=s88-c-k-c0x00ffffff-no-rj',
author_url: 'https://www.youtube.com/@ammanjaved4560',
id: 'Ugw5jvfJtZ-v1RMeWTB4AaABAg',
is_favorited: False,
is_pinned: False,
like_count: 0,
parent: 'root',
text: 'First view and comment ❤',
timestamp: 1720105200,
},
{
_time_text: '6 hours ago',
author: '@Waqarahmad72472',
author_id: 'UCjWg2ytVoVsMgNcyz2qXRiA',
author_is_uploader: False,
author_is_verified: False,
author_thumbnail:
'https://yt3.ggpht.com/7g6ecqKJD4hvnrEpc5sP7ZhKXse7ZR0fAQpnPkX-b4TMxEOA06ayQN2sSmTxOkQ42xrb0m4b=s88-c-k-c0x00ffffff-no-rj',
author_url: 'https://www.youtube.com/@Waqarahmad72472',
id: 'UgxbIoevan41dq2Zb8F4AaABAg',
is_favorited: False,
is_pinned: False,
like_count: 1,
parent: 'root',
text: 'First view love you sir',
timestamp: 1720105200,
},
];
```
Using `yt-dlp` as your YouTube comments scraper, you can get and analyze comments to understand viewer feedback and engagement. In the next section, we will go into getting information about YouTube channels.
## Gathering YouTube Channel Information
To fully optimize your YouTube scraping process, you might need information about YouTube channels. This data can include the channel name, description, and more.
Using `yt-dlp`, we can easily create YouTube channel scraper.
### Step-by-Step Guide to Gather Channel Information
#### Import the Library
Start by importing the `yt-dlp` library in your Python script:
```python
from yt_dlp import YoutubeDL
```
#### Set the Video URL
Define the URL of the YouTube channel from which you want to scrape information. For example:
```python
channel_url = 'https://www.youtube.com/@CrawlbaseChannel'
```
#### Extract Channel Information
Use the `extract_info` method with the `quiet`, `extract_flat`, and `force_generic_extractor` option to get channel information. Here's how:
```python
def get_channel_info(channel_url):
ydl_opts = {
'quiet': True,
'extract_flat': True, # Extract metadata without downloading videos
'force_generic_extractor': True, # Use the generic extractor
}
with yt_dlp.YoutubeDL(ydl_opts) as ydl:
info = ydl.extract_info(channel_url, download=False)
return info
channel_url = 'https://www.youtube.com/@CrawlbaseChannel'
channel_info = get_channel_info(channel_url)
# Print the extracted information
for key, value in channel_info.items():
print(f'{key}: {value}')
```
This script will print the number of comments and display the comments fetched from the specified video.
Example Output:
```
id: @CrawlbaseChannel
channel: Crawlbase
channel_id: UCjCGpQMvzq5qi-nnzDsftlg
title: Crawlbase
availability: None
channel_follower_count: 548
description: Welcome to Crawlbase - The Ultimate Web Crawling Channel! 🌐🔍
Dive into the fascinating world of web crawling, data extraction, and SEO with Crawlbase. Our passion lies in unlocking the potential of web data, and we're here to guide you on your journey.
Our channel offers tutorials, discussions, and expert insights to help you master web crawling. Topics include:
🕷️ Fundamentals
🔧 Tools & frameworks
📊 Data extraction & analysis
🔐 Ethical practices
🔍 SEO strategies
🚀 Scalable solutions
🤖 AI & machine learning
Crawlbase is perfect for beginners and experienced data enthusiasts alike. Join our community and navigate the digital landscape with us.
Subscribe 🔔 and stay updated with our latest content. Share your thoughts, questions, and experiences in the comments – we love engaging with our community!
Ready to explore web crawling? Let's get started! 🚀🌐
tags: []
.... more
```
Using `yt-dlp` as YouTube channel information scraper, you can scrape all available information about the channel and get a full overview of the channel’s details. In the next section, we will go into scraping YouTube search results.
## Scraping YouTube Search Results
To scrape YouTube search results efficiently you can use the `yt-dlp` library. This makes it easy to extract video titles, URLs and other metadata from search results.
### Step-by-Step Guide to Scrape YouTube Search Results
#### Import the Library
Start by importing the yt-dlp library in your Python script:
```python
from yt_dlp import YoutubeDL
```
#### Set the Search Query
Define the Search Query for which you want to scrape YouTube search results. For example:
```python
query = "data scraping tutorial"
```
#### Extract Search Results information
Use the following Python function to scrape YouTube search results. This function will extract video titles and URLs from the search results for a given search query.
```python
def scrape_youtube_search(query):
search_url = f"ytsearch10:{query}"
ydl_opts = {
'format': 'best',
'quiet': True,
}
with YoutubeDL(ydl_opts) as ydl:
search_results = ydl.extract_info(search_url, download=False)
videos = search_results['entries']
for video in videos:
title = video.get('title')
url = video.get('webpage_url')
print(f"Title: {title}\nURL: {url}\n")
scrape_youtube_search(query)
```
Execute the script in your terminal. It will search YouTube for the query "data scraping tutorial" and print the titles and URLs of the top 10 results.
Example Output:
```
Title: Web Scraping Tutorial | Data Scraping from Websites to Excel | Web Scraper Chorme Extension
URL: https://www.youtube.com/watch?v=aClnnoQK9G0
Title: Data Scrapping 27 Tools | Zeeshan Usmani
URL: https://www.youtube.com/watch?v=Oxj1jMX0CG4
Title: Web Scraping Tutorial Using Python | BeautifulSoup Tutorial 🔥
URL: https://www.youtube.com/watch?v=4tAp9Lu0eDI
Title: Beginners Guide To Web Scraping with Python - All You Need To Know
URL: https://www.youtube.com/watch?v=QhD015WUMxE
.... more
```
Using `yt-dlp` library you can scrape YouTube search results. In the next section we will go into optimizing your scraping process using the Crawlbase Smart Proxy.
## Optimization with Crawlbase Smart Proxy
[Crawlbase Smart Proxy](https://crawlbase.com/smart-proxy 'Crawlbase Smart Proxy') is a powerful tool to supercharge your web scraping by providing IP rotation, residential proxies, and high success rates. This is perfect for bypassing restrictions and scraping large data from platforms like YouTube. With Crawlbase Smart Proxy you can scrape efficiently and avoid getting blocked.
### Integrating Crawlbase Smart Proxy with yt-dlp
To optimize your YouTube scraping with yt-dlp, integrating Crawlbase Smart Proxy can help a lot. Here’s how:
**Set Up Crawlbase Smart Proxy**: You need to have an account with [Crawlbase](https://crawlbase.com/signup 'Crawlbase Signup') and obtain your API token.
**Configure yt-dlp to Use Crawlbase Smart Proxy**: Incorporate your Crawlbase Smart Proxy credentials to the yt-dlp setup. This will rotate IPs and avoid bans while scraping YouTube data.
```python
from yt_dlp import YoutubeDL
# Crawlbase Smart Proxy setup
# Replace placeholder (API_TOKEN) with your actual token
proxy = "http://API_TOKEN:@smartproxy.crawlbase.com:8012"
# yt-dlp options with proxy settings
ydl_opts = {
'proxy': proxy,
}
```
**Download YouTube Videos with yt-dlp and Crawlbase Proxy**: Use yt-dlp to download YouTube videos while enjoying the IP rotation and proxy management of Crawlbase Smart Proxy.
```python
# Download YouTube video using yt-dlp with Crawlbase proxy
video_url = "https://www.youtube.com/watch?v=example"
with YoutubeDL(ydl_opts) as ydl:
ydl.download([video_url])
```
**Scrape YouTube Data with yt-dlp and Crawlbase Proxy**: Extract detailed information about YouTube videos and comments while using Crawlbase Smart Proxy to scrape reliably and uninterrupted.
```python
# Extract video information using yt-dlp and Crawlbase proxy
def get_video_info(video_url):
ydl_opts = {
'proxy': proxy,
'quiet': True,
}
with YoutubeDL(ydl_opts) as ydl:
info_dict = ydl.extract_info(video_url, download=False)
return info_dict
video_info = get_video_info(video_url)
print(video_info)
```
By integrating Crawlbase Smart Proxy with yt-dlp, you can scrape YouTube data efficiently and minimize the chance of getting blocked. This way you can collect valuable data like video details, comments and channel information.
## Closing Thoughts (Optimize YouTube Data with Crawlbase)
Scraping YouTube data can give you many insights and optimization opportunities. With tools like `yt-dlp` and [Crawlbase Smart Proxy](https://crawlbase.com/smart-proxy 'Crawlbase Smart Proxy'), you can collect essential data like video details, comments and channel information.
`yt-dlp` for direct scraping and Crawlbase Smart Proxy for extra performance will help you overcome common issues like IP blocking and CAPTCHA challenges. Whether you want to analyze viewer engagement, track competitor content or optimize your own YouTube presence, these tools make it easy and reliable.
Explore additional scraping guides:
[How to Scrape Realtor.com - Extract Real Estate Data](https://crawlbase.com/blog/how-to-scrape-realtor/)
[How to Scrape Samsung Products](https://crawlbase.com/blog/scrape-samsung-products/)
[How to Scrape Google Scholar Results](https://crawlbase.com/blog/scrape-google-scholar-results/)
[How to Scrape Apple App Store Data](https://crawlbase.com/blog/apple-app-store-scraper/)
[How to Scrape Yellow Pages Data](https://crawlbase.com/blog/scrape-yellow-pages/)
## Frequently Asked Questions
### Q: Is YouTube scraping legal?
Scraping YouTube data is legal and useful for business purposes if you comply with YouTube’s terms of service. Many businesses use YouTube data for marketing, sales, and research by extracting publicly available information such as:
- **Video Details**: Titles, descriptions, and view counts.
- **Comments**: Publicly posted comments on videos.
- **Channel Information**: Channel names, descriptions, and subscriber counts.
- **Search Results**: Titles and URLs of videos from search queries.
It's important to follow legal guidelines, respect privacy policies, and avoid copyright violations. Always use data responsibly and ethically to stay within legal boundaries.
### Q: How to scrape comments from YouTube?
To scrape comments from YouTube you can use the `yt-dlp` library in Python. Set the `getcomments` to `True` and use the `extract_info` method to get comments along with video metadata. For example:
```python
from yt_dlp import YoutubeDL
video_url = "https://www.youtube.com/watch?v=example"
opts = {"getcomments": True}
with YoutubeDL(opts) as yt:
info = yt.extract_info(video_url, download=False)
comments = info.get("comments", [])
for comment in comments:
print(comment["text"])
```
### Q: How to scrape data from YouTube in Python?
Use `yt-dlp` to scrape data from YouTube in Python. Install it using `pip install yt-dlp`, then use the following code to get video details:
```python
from yt_dlp import YoutubeDL
video_url = "https://www.youtube.com/watch?v=example"
opts = {}
with YoutubeDL(opts) as yt:
info = yt.extract_info(video_url, download=False)
print(info)
```
| crawlbase |
1,926,501 | Collect feedback via Discord notifications in your Laravel project | TL;DR:How to create a feedback module in a Laravel project and receive a Discord notification when a... | 0 | 2024-07-17T10:28:21 | https://capsules.codes/en/blog/fyi/en-fyi-collect-feedback-via-discord-notifications-in-your-laravel-project | vue, laravel, tutorial | TL;DR:How to create a feedback module in a Laravel project and receive a Discord notification when a message is submitted.
A sample Laravel project can be found on this [**Github Repository**](https://github.com/capsulescodes/articles).
Find out more on [**Capsules**](https://capsules.codes/en/blog) or [**X**](https://x.com/capsulescodes).
It is common to come across a contact form or an email address on a website, allowing users to contact the site administrator. These forms typically request an email address, a subject, and a title. This article suggests a more open alternative to anonymity, replacing this standard format. By using Discord.
A button provides access to a form with a feedback field and, optionally, a field for an email address if a response to the message is desired. Upon submission, a Discord notification is automatically generated to inform the administrator. No email is generated, and no data is stored in a database.
Initially, only one route and one page are configured in our blank Laravel project.
`routes/web.php`
```php
<?php
use Illuminate\Support\Facades\Route;
use Inertia\Inertia;
Route::get( '/', fn() => Inertia::render( 'Welcome' ) );
```
`/resources/js/pages/Welcome.vue`
```vue
<script setup>
import logotype from '/public/assets/capsules-logotype-background.svg';
</script>
<template>
<div class="w-screen h-screen flex flex-col items-center justify-center text-center bg-primary-white">
<img class="w-24 h-24" v-bind:src="logotype">
<h1 class="mt-4 text-6xl font-bold select-none header-mode" v-text="'Capsules Codes'" />
</div>
</template>
```
The feedback component can be entirely contained in a Vue file. The HTML structure includes a button and a form. Here is the content of the module.
`resources/js/components/Feedback.vue`
```vue
<script setup>
import { ref } from 'vue';
import { router } from '@inertiajs/vue3';
import logotype from '/public/assets/capsules-logotype.svg';
const isOpen = ref( false );
const isSent = ref( false );
const errors = ref( {} );
const message = ref( '' );
const email = ref( '' );
function toggle()
{
if( ! isOpen.value )
{
message.value = '';
email.value = '';
isSent.value = false;
errors.value = {};
}
isOpen.value = ! isOpen.value;
}
function submit()
{
errors.value = {};
const data = email.value ? { email : email.value, message : message.value } : { message : message.value };
router.post( '/feedbacks', data, { onError : error => { errors.value = error; }, onSuccess : () => { isSent.value = true; } } );
}
</script>
<template>
<div class="m-8 flex flex-col-reverse items-end space-y-reverse space-y-4">
<button class="w-12 h-12 flex items-center justify-center" v-on:click="toggle()">
<div v-show="! isOpen" class="w-full h-full rounded-xl bg-white flex items-center justify-center drop-shadow-2xl hover:bg-primary-blue hover:bg-opacity-5"><img class="h-8 w-8" v-bind:src="logotype"></div>
<div v-show="! isOpen" class="absolute top-0 left-0 w-full h-full rounded-xl bg-white flex items-center justify-center animate-ping opacity-50"><img class="h-8 w-8" v-bind:src="logotype"></div>
<svg v-show="isOpen" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-6 h-6 text-primary-blue"><path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12" /></svg>
</button>
<div v-if="isOpen">
<div v-if="! isSent" class="font-mono rounded-xl bg-white drop-shadow-xl ">
<div class="p-2">
<form class="flex flex-col" v-on:submit.prevent="submit()">
<label for="message" hidden />
<textarea
id="message"
class="mb-2 p-2 outline-none rounded-md resize-none text-xs bg-slate-100"
v-bind:class="{ 'border border-solid border-red-500 text-red-500' : errors && errors[ 'message' ] } "
type="text"
cols="30"
rows="10"
v-bind:placeholder="'Your message'"
v-model="message"
/>
<div class="flex">
<label for="email" hidden />
<input
id="email"
class="px-2 grow outline-none rounded-md text-xs bg-slate-100"
v-bind:class=" { 'border border-solid border-red-500 text-red-500' : errors && errors[ 'mail' ] } "
type="text"
v-bind:placeholder="'Your email - Optional'"
v-model="email"
>
<button
class="ml-2 px-4 py-2 inline-flex items-center rounded-md text-sm font-medium text-primary-blue bg-primary-blue bg-opacity-50 hover:bg-opacity-60"
type="submit"
>
<p v-text="'Send'" />
</button>
</div>
</form>
<div>
<p v-for=" ( error, key ) in errors " v-bind:key="key" class="first:mt-4 ml-1 text-[10px] text-red-500" v-text="error" />
</div>
</div>
</div>
<div v-else class="font-mono p-4 flex items-center justify-center space-x-4 bg-white rounded-xl drop-shadow-xl">
<p class="w-full text-center text-xs text-primary-black" v-text="'Thank you for your feedback !'" />
<p v-text="'🎉'" />
<img class="h-8 w-8" v-bind:src="logotype">
</div>
</div>
</div>
</template>
```
This component represents a button that, when clicked, reveals a form through the `isOpen` variable. When the 'Send' button is clicked, the `submit()` method is called, sending a POST request to the `/feedbacks` route. If everything is in order, the `isSent` variable becomes true, and a thank-you message replaces the form. Otherwise, incorrect fields are highlighted in red.
Now, it's time to add this component to the `Welcome` page.
`resources/js/pages/Welcome.vue`
```vue
<script setup>
import Feedback from '/resources/js/components/Feedback.vue';
import logotype from '/public/assets/capsules-logotype-background.svg';
</script>
<template>
<Feedback class="fixed z-10 bottom-0 right-0" />
<div class="w-screen h-screen flex flex-col items-center justify-center text-center bg-primary-white">
<img class="w-24 h-24" v-bind:src="logotype">
<h1 class="mt-4 text-6xl font-bold select-none header-mode" v-text="'Capsules Codes'" />
</div>
</template>
```
The `Feedback` component is imported and positioned at the bottom right of the screen.
Now that the module is working on the client side, it's time to create the route, implement validation, and send the data to Discord. For this article, there is no need to create a specific controller.
`app/Http/FeedbackRequest.php`
```php
<?php
namespace App\Http\Requests;
use Illuminate\Foundation\Http\FormRequest;
class FeedbackRequest extends FormRequest
{
public function rules() : array
{
return [
'message' => [ 'required', 'min:1', 'max:499' ],
'email' => [ 'sometimes', 'email' ],
];
}
}
```
The `FeedbackRequest` allows for returning errors if data has not been sent correctly.
`routes/web.php`
```php
<?php
use Illuminate\Support\Facades\Route;
use Inertia\Inertia;
use App\Http\Requests\FeedbackRequest;
Route::get( '/', fn() => Inertia::render( 'Welcome' ) );
Route::post( 'feedbacks', function( FeedbackRequest $request ){} );
```
The next step is to connect the Laravel project to the Discord workspace. For this purpose, a webhook needs to be created. Go to the Discord Server Settings > Integrations > View webhooks > New Webhook. It needs a name and a channel.
The webhook is then available and its URL can be copied via the button `Copy Webhook URL`.
This webhook needs to be added to the `LOG_DISCORD_WEBHOOK_URL` environment variable, which is accessible in the configuration file `config/logging.php`.
`config/logging.php`
```php
<?php
return [
'channels' => [
'discord' => [
'driver' => 'discord',
'url' => env( 'LOG_DISCORD_WEBHOOK_URL' )
]
]
];
```
`.env`
```
LOG_DISCORD_WEBHOOK_URL=https://discord.com/api/webhooks/{webhook-key}
```
The notification can now be sent from the `/feedbacks` route.
`routes/web.php`
```php
<?php
use Illuminate\Support\Facades\Route;
use Inertia\Inertia;
use App\Http\Requests\FeedbackRequest;
use Illuminate\Support\Facades\Notification;
use App\Notifications\FeedbackReceived;
Route::get( '/', fn() => Inertia::render( 'Welcome' ) );
Route::post( 'feedbacks', fn( FeedbackRequest $request ) => Notification::route( 'discord', config( 'logging.channels.discord.url' ) )->notify( new FeedbackReceived( $request ) ) );
```
All that's left is to create the `FeedbackReceived` notification.
`app/Notifications/FeedbackReceived.php`
```php
<?php
namespace App\Notifications;
use Illuminate\Notifications\Notification;
use App\Http\Requests\FeedbackRequest;
use App\Notifications\Discord\DiscordChannel;
use App\Notifications\Discord\DiscordMessage;
class FeedbackReceived extends Notification
{
private FeedbackRequest $request;
public function __construct( FeedbackRequest $request )
{
$this->request = $request;
}
public function via() : string
{
return DiscordChannel::class;
}
public function toDiscord() : DiscordMessage
{
$email = $this->request->email ?? 'Anonymous';
return ( new DiscordMessage() )->content( "New Capsules Codes Feedback : \"{$this->request->message}\" by {$email}" );
}
}
```
`app/Notifications/Discord/DiscordChannel.php`
```php
<?php
namespace App\Notifications\Discord;
use Illuminate\Notifications\Notification;
use Illuminate\Support\Facades\Http;
class DiscordChannel
{
public function send( object $notifiable, Notification $notification ) : void
{
$discordMessage = $notification->toDiscord();
$discordWebhook = $notifiable->routeNotificationFor( 'discord' );
Http::post( $discordWebhook, $discordMessage->toArray() );
}
}
```
`app/Notifications/Discord/DiscordMessage.php`
```php
<?php
namespace App\Notifications\Discord;
use Carbon\Carbon;
class DiscordMessage
{
protected string $content = '';
public function content( string $content ) : self
{
$this->content = $content;
return $this;
}
public function toArray() : array
{
return [
"embeds" => [
[
"title" => $this->title,
"type" => "rich",
"timestamp" => Carbon::now(),
"color" => "14497651"
]
]
];
}
}
```
A wild notification appears!
Glad this helped. | capsulescodes |
1,926,502 | 办理加拿大毕业证书UC留信认证＠Q微信790042814卡尔加里大学(本科/硕士)毕业证成绩单*UC学位证书文凭学历认证University of calgary | 办理加拿大毕业证书UC留信认证＠Q微信790042814卡尔加里大学(本科/硕士)毕业证成绩单*UC学位证书文凭学历认证University of... | 0 | 2024-07-17T10:26:55 | https://dev.to/tyythnc/ban-li-jia-na-da-bi-ye-zheng-shu-ucliu-xin-ren-zheng-qwei-xin-790042814qia-er-jia-li-da-xue-ben-ke-shuo-shi-bi-ye-zheng-cheng-ji-dan-ucxue-wei-zheng-shu-wen-ping-xue-li-ren-zheng-university-of-calgary-6db |
办理加拿大毕业证书UC留信认证＠Q微信790042814卡尔加里大学(本科/硕士)毕业证成绩单*UC学位证书文凭学历认证University of calgary
【实体公司】QQ/微信790042814办理毕业证/成绩单,外壳, 教育部学历学位认证,各大院校保录取,修改成绩单+信封申请学校，offer录取通知书,在读证明学费单 /诚招代理/
鑫源留学服务中心：实体公司，注册经营，行业标杆，精益求精！
专注加拿大 美国 澳洲 英国地区，高精端提供以下服务：
一：毕业证、成绩单等全套材料，从防伪到印刷，水印底纹到钢印烫金，
二：真实保录取各大院校
三：真实教育部认证，教育部存档，教育部留服网站永久可查
四：留信认证，留学生信息网站永久可查
联系人：Johnny QQ:790042814 微信：790042814
二：教育部认证的用途：
如果您计划在国内发展，那么办理国内教育部认证是必不可少的。事业性用人单位如银行，国企，公务员，在您应聘时都会需要您提供这个认证。其他私营、外企企业，无需提供！办理教育部认证所需资料众多且烦琐，所有材料您都必须提供原件，我们凭借丰富的经验，帮您快速整合材料，让您少走弯路。
专业为您服务，如有需要，请联系我:Johnny
QQ:790042814 微信：790042814
特别关注：【业务选择办理准则】
一、工作未确定，回国需先给父母、亲戚朋友看下文凭的情况
办理一份就读学校的毕业证成绩单即可
二、回国进私企、外企、自己做生意的情况
这些单位是不查询毕业证真伪的，而且国内没有渠道去查询国外文凭的真假，也不需要提供真实教育部认证。鉴于此，办理一份毕业证成绩单即可
三、回国进国企、银行等事业性单位或者考公务员的情况
办理一份毕业证成绩单，递交材料到教育部，办理真实教育部认证
诚招代理：本公司诚聘当地合作代理人员，如果你有业余时间，有兴趣就请联系我们。
敬告：面对网上有些不良个人中介，真实教育部认证故意虚假报价，毕业证、成绩单却报价很高，挖坑骗留学学生做和原版差异很大的毕业证和成绩单，却不做认证，欺骗广大留学生，请多留心！办理时请电话联系，或者视频看下对方的办公环境，办理实力，选择实体公司，以防被骗！
 | tyythnc |
|
1,926,503 | 一比一原版加拿大UWO毕业证成绩单!!Q微信790042814办理西安大略大学学位证书,原版UWO毕业证书留服认证,留信网真实认证University of Western Ontario | 一比一原版加拿大UWO毕业证成绩单!!Q微信790042814办理西安大略大学学位证书,原版UWO毕业证书留服认证,留信网真实认证University of Western... | 0 | 2024-07-17T10:27:50 | https://dev.to/tyythnc/bi-yuan-ban-jia-na-da-uwobi-ye-zheng-cheng-ji-dan-qwei-xin-790042814ban-li-xi-an-da-lue-da-xue-xue-wei-zheng-shu-yuan-ban-uwobi-ye-zheng-shu-liu-fu-ren-zheng-liu-xin-wang-zhen-shi-ren-zheng-university-of-western-ontario-1jim | 一比一原版加拿大UWO毕业证成绩单!!Q微信790042814办理西安大略大学学位证书,原版UWO毕业证书留服认证,留信网真实认证University of Western Ontario
【实体公司】QQ/微信790042814办理毕业证/成绩单,外壳, 教育部学历学位认证,各大院校保录取,修改成绩单+信封申请学校，offer录取通知书,在读证明学费单 /诚招代理/
鑫源留学服务中心：实体公司，注册经营，行业标杆，精益求精！
专注加拿大 美国 澳洲 英国地区，高精端提供以下服务：
一：毕业证、成绩单等全套材料，从防伪到印刷，水印底纹到钢印烫金，
二：真实保录取各大院校
三：真实教育部认证，教育部存档，教育部留服网站永久可查
四：留信认证，留学生信息网站永久可查
联系人：Johnny QQ:790042814 微信：790042814
二：教育部认证的用途：
如果您计划在国内发展，那么办理国内教育部认证是必不可少的。事业性用人单位如银行，国企，公务员，在您应聘时都会需要您提供这个认证。其他私营、外企企业，无需提供！办理教育部认证所需资料众多且烦琐，所有材料您都必须提供原件，我们凭借丰富的经验，帮您快速整合材料，让您少走弯路。
专业为您服务，如有需要，请联系我:Johnny
QQ:790042814 微信：790042814
特别关注：【业务选择办理准则】
一、工作未确定，回国需先给父母、亲戚朋友看下文凭的情况
办理一份就读学校的毕业证成绩单即可
二、回国进私企、外企、自己做生意的情况
这些单位是不查询毕业证真伪的，而且国内没有渠道去查询国外文凭的真假，也不需要提供真实教育部认证。鉴于此，办理一份毕业证成绩单即可
三、回国进国企、银行等事业性单位或者考公务员的情况
办理一份毕业证成绩单，递交材料到教育部，办理真实教育部认证
诚招代理：本公司诚聘当地合作代理人员，如果你有业余时间，有兴趣就请联系我们。
敬告：面对网上有些不良个人中介，真实教育部认证故意虚假报价，毕业证、成绩单却报价很高，挖坑骗留学学生做和原版差异很大的毕业证和成绩单，却不做认证，欺骗广大留学生，请多留心！办理时请电话联系，或者视频看下对方的办公环境，办理实力，选择实体公司，以防被骗！
 | tyythnc |
|
1,926,504 | Discover NBA YoungBoy Merch on Spoutible! | Join us on Spoutible to stay connected with NBA YoungBoy Merch. Get updates on new arrivals, special... | 0 | 2024-07-17T10:28:06 | https://dev.to/nbayoungboymerchshop1/discover-nba-youngboy-merch-on-spoutible-46jj | nbayoungboymerch, spoutible | Join us on Spoutible to stay connected with NBA YoungBoy Merch. Get updates on new arrivals, special promotions, and fan interactions. Spoutible is the perfect platform for staying informed and engaged with the NBA YoungBoy merch community.
https://spoutible.com/nbayoungboymerchshop
 | nbayoungboymerchshop1 |
1,926,505 | How to Create a Telegram Bot Using PHP | How to Create a Telegram Bot Using PHP (Bonus: Get Cheap Hosting on Hostinger for Unlimited... | 0 | 2024-07-17T10:28:34 | https://dev.to/sh20raj/how-to-create-a-telegram-bot-using-php-4hbd | php, telegram, webdev, javascript | ## How to Create a Telegram Bot Using PHP (Bonus: Get Cheap Hosting on Hostinger for Unlimited Bandwidth)
Creating a Telegram bot using PHP is a great way to automate interactions and build useful tools for your community. In this article, we'll guide you through the process of setting up your Telegram bot, writing the PHP script, and hosting it on Hostinger for unlimited bandwidth without costly VPS hosting.
### Step 1: Setting Up Your Telegram Bot
1. **Create a Telegram Bot**:
- Open the Telegram app and search for the "BotFather" bot.
- Start a chat with BotFather and send the command `/start`.
- Use the command `/newbot` to create a new bot.
- Follow the prompts to set the bot's name and username.
- After completing the setup, you'll receive a bot token. Keep this token safe as you'll need it to authenticate your bot.
### Step 2: Setting the Webhook
To receive messages, you need to set a webhook for your bot. This URL will point to your server where your PHP script will handle updates.
1. Open your browser and navigate to the following URL (replace `<YOUR_BOT_TOKEN>` with your actual bot token and `<YOUR_WEBHOOK_URL>` with your actual webhook URL):
```
https://api.telegram.org/bot<YOUR_BOT_TOKEN>/setWebhook?url=<YOUR_WEBHOOK_URL>
```
For example:
```
https://api.telegram.org/bot7337693933:AAGKjpcWREFw5u4U_efy0UkRbq692QxC87k/setWebhook?url=https://example.com/bot.php
```
### Step 3: Writing the PHP Script
Create a file named `bot.php` on your server with the following content:
```php
<?php
// Replace with your bot token
$token = "7337693933:AAGKjpcWREFw5u4U_efy0UkRbq692QxC87k";
// Get the incoming update
$update = json_decode(file_get_contents("php://input"), true);
if (!$update) {
// Handle invalid JSON data
error_log("Invalid JSON data received");
exit;
}
// Extract the message text and chat ID
$message = $update['message']['text'];
$chat_id = $update['message']['chat']['id'];
// Prepare the response
if (strtolower($message) === "hi") {
$response = "hi";
} else {
$response = "I only respond to 'hi'!";
}
// Send the response back to the user
$sendMessageUrl = "https://api.telegram.org/bot$token/sendMessage";
$params = [
'chat_id' => $chat_id,
'text' => $response,
];
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $sendMessageUrl);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($params));
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$result = curl_exec($ch);
if ($result === FALSE) {
error_log("Curl failed: " . curl_error($ch));
}
curl_close($ch);
echo "OK";
?>
```
### Step 4: Hosting Your Bot on Hostinger
To host your Telegram bot, you need reliable and affordable hosting. Hostinger offers excellent plans with unlimited bandwidth, ideal for running your bot without incurring high costs.
1. **Sign Up for Hostinger**:
- Visit [Hostinger](https://hostinger.in?REFERRALCODE=1SHASWATRAJ69) and sign up for an account.
- Choose a hosting plan that suits your needs. The shared hosting plans are a great starting point as they offer unlimited bandwidth at a low cost.
2. **Set Up Your Hosting Environment**:
- Once you have your hosting account, log in to the Hostinger control panel.
- Use the File Manager or FTP to upload your `bot.php` file to your server.
3. **Set Your Domain or Subdomain**:
- Ensure that your webhook URL points to the correct location of your `bot.php` file on your domain or subdomain.
### Step 5: Testing Your Bot
Now, you can test your bot by sending "hi" to it on Telegram. The bot should respond with "hi". If you send any other message, it should respond with "I only respond to 'hi'!".
### Why Choose PHP for Your Telegram Bot?
When it comes to hosting web applications, using JavaScript (Node.js) or Python can often be more expensive. This is because these technologies typically require VPS (Virtual Private Server) hosting to handle the runtime environment and dependencies. On the other hand, PHP has been the backbone of web hosting for years, largely due to the popularity of platforms like WordPress.
PHP hosting is widely available and very affordable, especially with shared hosting plans. These plans offer an excellent balance between cost and performance, making them ideal for small to medium-sized projects. If you liked the idea and the article, try Hostinger with my referral code [1SHASWATRAJ69](https://hostinger.in?REFERRALCODE=1SHASWATRAJ69) for reliable and cheap hosting options.
### Conclusion
Congratulations! You have successfully created a Telegram bot using PHP and hosted it on Hostinger. This setup ensures that you have unlimited bandwidth for your bot without the need for costly VPS hosting.
By following this guide, you can build more complex bots and expand their functionality to suit your needs. For affordable and reliable hosting, don't forget to check out [Hostinger](https://hostinger.in?REFERRALCODE=1SHASWATRAJ69) and take advantage of their great plans.
Happy coding!
---
{% post https://dev.to/sh20raj/phpgram-a-php-library-for-interacting-with-the-telegram-bot-api-3pip %} | sh20raj |
1,926,506 | Connect with NBA YoungBoy Merch on Pupub! | Follow NBA YoungBoy Merch on Pupub for exclusive updates and content. Get the latest news on new... | 0 | 2024-07-17T10:29:04 | https://dev.to/nbayoungboymerchshop1/connect-with-nba-youngboy-merch-on-pupub-5j7 | nbayoungboymerch, pupub | Follow NBA YoungBoy Merch on Pupub for exclusive updates and content. Get the latest news on new releases, special deals, and fan interactions. Pupub is your go-to platform for staying connected with the NBA YoungBoy merch community.
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 | nbayoungboymerchshop1 |
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---------------------
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|
1,926,508 | Engage with NBA YoungBoy Merch on Minds! | Join the conversation on Minds and stay updated with NBA YoungBoy Merch. Get exclusive content,... | 0 | 2024-07-17T10:30:00 | https://dev.to/nbayoungboymerchshop1/engage-with-nba-youngboy-merch-on-minds-19lo | nbayoungboymerch, minds | Join the conversation on Minds and stay updated with NBA YoungBoy Merch. Get exclusive content, updates, and interact with other fans. Minds is the perfect platform for open and community-driven discussions about NBA YoungBoy's merch.
https://www.minds.com/nbayoungboymerchshop/
 | nbayoungboymerchshop1 |
1,926,510 | Mastering Concurrent Programming in Elixir | Learn about Elixir's concurrent programming model and how to write efficient, fault-tolerant applications. | 28,087 | 2024-07-17T10:32:26 | https://dev.to/gustavo_oliveira_1e7fcebe/mastering-concurrent-programming-in-elixir-cjf | ## Introduction
Concurrent programming can significantly improve an application's performance, responsiveness, and resource utilization. In this article, we'll explore how Elixir leverages the Erlang Virtual Machine to simplify concurrent operations. Whether you're new to Elixir or seasoned, you'll gain valuable insights and practical tips to elevate your programming skills.
## Benefits of Concurrent Programming in Elixir
Concurrency in programming is key to handling multiple operations simultaneously, leading to improved performance and user experience.
- **Improved Performance**: Efficient utilization of system resources.
- **Responsiveness**: Ensures that applications handle multiple tasks at once seamlessly.
- **Resource Utilization**: Optimizes the capacity and throughput of the system.
## Elixir’s Process Model
In Elixir, lightweight processes manage concurrency, inspired by the actor model.
### Spawning Processes
Creating new processes is simple with the `spawn` function:
```elixir
spawn(fn -> IO.puts("Hello from a new process!") end)
```
### Messaging Between Processes
Message passing allows processes to interact while remaining isolated.
```elixir
send self(), :hello
receive do
:hello -> IO.puts("Received a hello message")
_ -> IO.puts("Unknown message")
end
```
### Linking and Monitoring Processes
Processes can be linked and monitored for fault tolerance.
```elixir
pid = spawn(fn -> raise "oops" end)
Process.link(pid)
```
## Leveraging the OTP Framework
Elixir's Open Telecom Platform (OTP) provides a set of libraries and design principles for building robust applications:
### Using Supervisors
Supervisors monitor worker processes and restart them if they fail.
```elixir
Supervisor.start_link([worker(MyWorker, [])], strategy: :one_for_one)
```
### Implementing GenServer
GenServer simplifies managing state and server lifecycles.
```elixir
defmodule MyServer do
use GenServer
# Starts the server
def start_link(initial_value) do
GenServer.start_link(__MODULE__, initial_value, name: __MODULE__)
end
# Handles synchronous calls
def handle_call(:get, _from, state) do
{:reply, state, state}
end
end
```
## Best Practices for Concurrent Programming
Follow these best practices for effective concurrent programming:
- **Avoid Shared State**: Keep each process's state independent to prevent conflicts.
- **Minimize Message Passing**: Reduce messaging frequency and complexity.
- **Design with Supervision**: Use supervision trees for managing process lifecycles.
## Conclusion
Elixir's concurrency model, rooted in the Erlang VM, enables the building of high-performance, fault-tolerant applications. By mastering process management, message passing, and the OTP framework, you'll be well-equipped to harness the full potential of concurrent programming in Elixir.
## Call to Action
Have you explored Elixir's concurrency features? Share your experiences below. For more, check out our Elixir programming resources.
| gustavo_oliveira_1e7fcebe |
|
1,926,521 | Sorting | Sorting algorithms are good examples for studying algorithm design and analysis. Sorting is a classic... | 0 | 2024-07-17T10:38:12 | https://dev.to/paulike/sorting-2pp7 | java, programming, learning, beginners | Sorting algorithms are good examples for studying algorithm design and analysis. Sorting is a classic subject in computer science. There are three reasons to study sorting algorithms.
- First, sorting algorithms illustrate many creative approaches to problem solving, and these approaches can be applied to solve other problems.
- Second, sorting algorithms are good for practicing fundamental programming techniques using selection statements, loops, methods, and arrays.
- Third, sorting algorithms are excellent examples to demonstrate algorithm performance.
The data to be sorted might be integers, doubles, characters, or objects. [Section](https://dev.to/paulike/sorting-arrays-25n4), Sorting Arrays, presented selection sort. The selection sort algorithm was extended to sort an array of objects in [Section](https://dev.to/paulike/case-study-sorting-an-array-of-objects-oak), Case Study: Sorting an Array of Objects. The Java API contains several overloaded sort methods for sorting primitive type values and objects in the **java.util.Arrays** and **java.util.Collections** classes. For simplicity, this chapter assumes:
1. data to be sorted are integers,
2. data are stored in an array, and
3. data are sorted in ascending order.
The programs can be easily modified to sort other types of data, to sort in descending order, or to sort data in an **ArrayList** or a **LinkedList**.
There are many algorithms for sorting. You have already learned selection sort. This chapter introduces insertion sort, bubble sort, merge sort, quick sort, bucket sort, radix sort, and external sort. | paulike |
1,926,511 | 美国留服认证（Q/微信751558146）UMSL毕业证成绩单$密苏里大学圣路易斯分校毕业证文凭成绩单UMSL学位证书University of Missouri St. Louis | 美国留服认证（Q/微信751558146）UMSL毕业证成绩单$密苏里大学圣路易斯分校毕业证文凭成绩单UMSL学位证书University of Missouri St.... | 0 | 2024-07-17T10:32:59 | https://dev.to/fdas320/mei-guo-liu-fu-ren-zheng-qwei-xin-751558146umslbi-ye-zheng-cheng-ji-dan-mi-su-li-da-xue-sheng-lu-yi-si-fen-xiao-bi-ye-zheng-wen-ping-cheng-ji-dan-umslxue-wei-zheng-shu-university-of-missouri-st-louis-14ij | 美国留服认证（Q/微信751558146）UMSL毕业证成绩单$密苏里大学圣路易斯分校毕业证文凭成绩单UMSL学位证书University of Missouri St. Louis【实体公司】QQ/微信751558146办理毕业证，成绩单，教育部学历学位认证，使馆认证，归国人员证明，修改成绩单+信封申请学校，offer录取通知书，在读证明，普利茅斯大学学位证书，Plymouth毕业文凭。
★★主营项目：
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◆办理各国各大学文凭(世界名校一对一专业服务,可全程监控跟踪进度)
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<1>教育部学历学位认证服务:
做到真实永久存档，网上轻易可查，绝对对客户的资料进行保密，登录核实后再付款。
<2>为什么您的学位需要在国内进一步认证？
二：留信认证的作用
1：该专业认证可证明留学生真实留学身份。
2：同时对留学生所学专业等级给予评定。
3：国家专业人才认证中心颁发入库证书
4：这个入网证书并且可以归档到地方
5：凡是获得留信网入网的信息将会逐步更新到个人身份内，将在公安部网内查询个人身份证信息后，同步读取人 才网入库信息。
6：个人职称评审加20分。
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8：在国家人才网主办的全国网络招聘大会中纳入资料，供国家500强等高端企业选择人才。 | fdas320 |
|
1,926,512 | 诚信制作高仿毕业证、代办加拿大Q/微信751558146办菲莎河谷大学毕业证书UFV毕业证成绩单学历认证 各大学保录取 University of the Fraser Valley | 诚信制作高仿毕业证、代办加拿大Q/微信751558146办菲莎河谷大学毕业证书UFV毕业证成绩单学历认证 各大学保录取 University of the Fraser... | 0 | 2024-07-17T10:33:41 | https://dev.to/fdas320/cheng-xin-zhi-zuo-gao-fang-bi-ye-zheng-dai-ban-jia-na-da-qwei-xin-751558146ban-fei-sha-he-gu-da-xue-bi-ye-zheng-shu-ufvbi-ye-zheng-cheng-ji-dan-xue-li-ren-zheng-ge-da-xue-bao-lu-qu-university-of-the-fraser-valley-pma | 诚信制作高仿毕业证、代办加拿大Q/微信751558146办菲莎河谷大学毕业证书UFV毕业证成绩单学历认证 各大学保录取 University of the Fraser Valley【实体公司】QQ/微信751558146办理毕业证，成绩单，教育部学历学位认证，使馆认证，归国人员证明，修改成绩单+信封申请学校，offer录取通知书，在读证明，普利茅斯大学学位证书，Plymouth毕业文凭。
★★主营项目：
◆办理真实使馆公证(即留学回国人员证明,免费申请货后付款,不成功不收费!!!)
◆办理教育部国外学历学位认证。(网上可查、永久存档、快速稳妥,回国发展,考公务员,落户,进国企,外企,创业,无忧愁)
◆办理各国各大学文凭(世界名校一对一专业服务,可全程监控跟踪进度)
◆提供整套申请学校材料
◆可以提供钢印、水印、烫金、激光防伪、凹凸版、最新版的普利茅斯大学毕业证、百分之百让您绝对满意、设计,印刷,DHL快递;毕业证、成绩单7个工作日,真实大使馆教育部认证2个月。
【真实可查】---【永久存档】---【安全可靠】---【值得信赖】
八年从业经验,专业指导,私人定制,倾心为您解决留学毕业回国各种疑难问题
<1>教育部学历学位认证服务:
做到真实永久存档，网上轻易可查，绝对对客户的资料进行保密，登录核实后再付款。
<2>为什么您的学位需要在国内进一步认证？
二：留信认证的作用
1：该专业认证可证明留学生真实留学身份。
2：同时对留学生所学专业等级给予评定。
3：国家专业人才认证中心颁发入库证书
4：这个入网证书并且可以归档到地方
5：凡是获得留信网入网的信息将会逐步更新到个人身份内，将在公安部网内查询个人身份证信息后，同步读取人 才网入库信息。
6：个人职称评审加20分。
7：个人信誉贷款加10分。
8：在国家人才网主办的全国网络招聘大会中纳入资料，供国家500强等高端企业选择人才。 | fdas320 |
|
1,926,513 | How to stop form spam without using ReCaptcha? | This is more of a rant or a question, not a best practice post, at least not yet: how to stop form... | 0 | 2024-07-17T10:34:15 | https://dev.to/ingosteinke/how-to-stop-form-spam-without-using-recaptcha-13i8 | webdev, security, privacy | This is more of a rant or a question, not a best practice post, at least not yet: how to stop form spam without using ReCaptcha?
## Why not use ReCaptcha?
At least it works quite well, and it can be combined with other antispam techniques and databases like Akismet.
### Page speed / web performance
Third-party services deteriorate page speed performance. Many online services offered by Google/Alphabet companies, like advertisements or web form security, are programmed in a way that is discouraged by their own analytics tool, PageSpeed Insights.
### Privacy / GDPR
European legislation, and conservative users, prefer not to exchange user data with American companies unless there is no other alternative or if the user explicitly wishes to do so (or they get tricked to "agree" because they want to get rid of annoying cookie banners).
## What to use instead?
I have been using self-made captcha/honeypot form fields, plus a check for unexpected methods or accept headers, which detect spam correctly in most cases. Additionally, we can check for repeated submissions from the same IP address within the same second(s) or minute.
## So why worry?
Based on my current detection rate, I could discard messages rated as spam and not send any notifications. But then we still risk false negatives, i.e., discarding one crucial message treated as spam although it is legitimate.
If we forward all messages, even those suspected to be spam, via email, we risk our webserver and email address being mistaken for spam senders and getting blocked. If we store the discarded messages in a database or a text file, we risk security exploits.
From a frontend perspective, the form spammers wouldn't even know if I received their message as long as I didn't answer or click on a link.
My frontend sends a response code of "403 Forbidden" when I'm sure that it's spam, "503 Service unavailable" if in doubt, and "200 OK" otherwise.
## Why don't they learn?
As I could see in the past months, even though my spam recognition and rejection perfectly answered all spam attempts with a "403 Forbidden" response, the clients don't stop trying.
I don't know if they're bots or pitiful human click workers, but they keep sending various messages, including repetitive patterns and identical message bodies, subjects, and sender names. | ingosteinke |
1,926,514 | Mastering Manual Testing Tools A Comprehensive Course Guide | If you're looking to up your manual testing game, then look no further! In this comprehensive course... | 0 | 2024-07-17T10:34:19 | https://dev.to/qualitythought/mastering-manual-testing-tools-a-comprehensive-course-guide-1ghg | If you're looking to up your manual testing game, then look no further! In this comprehensive course guide, we'll take you through the ins and outs of mastering manual testing tools. From the basics of manual testing to advanced techniques and strategies, this course covers everything you need to know to become a pro at manual testing. We'll also delve into the different types of manual testing tools available and how to choose the right one for your specific needs. Get ready to boost your skills and take your
**Introduction Mastering Manual Testing Tools**
The field of software testing is constantly evolving, with new technologies and tools being introduced every day As a manual tester, you must stay up-to-date with the latest tools and techniques to excel in your career, And what better way to do that than by enrolling in a comprehensive manual testing tools course? In this blog post, we will explore everything you need to know about mastering manual testing tools through an informative and in-depth guide
A manual testing tools course provides hands-on training on various popular software testing tools used by QA professionals today By joining such a course, not only will you learn how to use these tools effectively but also understand when and where to apply them for maximum efficiency This will not only improve your skills as a tester but also make you more valuable for potential employers
The curriculum of a comprehensive [manual testing tool course](https://qualitythought.in/manual-testing-training/) generally covers all aspects of the software development lifecycle along with practical sessions on different types of manual tests like functional testing, regression testing, exploratory testing, etc You will have the opportunity to work on real-life projects under the supervision of experienced instructors who can guide you on best practices and industry standards
One major advantage of taking up a well-structured course is that it helps bridge any knowledge gaps one may have regarding certain aspects or functionalities of specific software testing tools Moreover, as technology advances at breakneck speed, learning from experts can give you insights into new features or updates released for these critical automation frameworks
Not just limited to beginners or intermediate-level testers; even seasoned professionals looking towards diversifying their skill sets are sure to benefit from such courses immensely! With extensive hands-on experience solving complex issues faced during application development cycles along with reinforced domain expertise - QA enthusiasts can achieve higher levels faster while unlocking lucrative job prospects within top IT organizations worldwide!
In conclusion,
mastering modern-day software test automation methodologies isn't something achieved overnight - instead, it requires immense dedication, constant learning efforts, and hands-on experience By enrolling in a comprehensive manual testing tools course you can not only stay relevant but also take pride in knowing that you are at par with the best in the industry! Keep an eye out for our next blog post where we will dive deeper into each stage of mastering manual testing tools - from understanding its fundamentals to practical applications and success stories Until then, keep exploring new boundaries and enhancing your skills as a software tester for achieving excellence in this ever-evolving technology landscape!
**The Basics of Manual Testing A Comprehensive Course Guide**
When it comes to manual testing, having the right tools at your disposal can make all the difference That's why many professionals turn to a comprehensive course guide to learn about the various manual testing tools available In this blog post, we will dive into what makes a manual testing tools course so valuable and why you should consider investing in one
First and foremost, a manual testing tools course provides an in-depth understanding of different types of tools that are commonly used in the industry From test design, execution, and reporting to defect tracking and management – these courses cover it all This means that by completing such a course, you'll be equipped with the necessary knowledge and skills to handle any type of manual testing project effectively
Furthermore, most comprehensive courses offer hands-on training where participants get practical experience using these different tools This is crucial because theory only gets us so far – it's through practical application that we truly understand how these tools work and their significance within the larger picture of software development
Another reason why a manual testing tool course is beneficial is that it helps individuals stay updated on new advancements or updates made to existing tools These courses are designed by experts who keep up with industry trends and ensure their content remains relevant By taking such a course regularly or as needed, employees can remain knowledgeable about the latest and most efficient ways of performing manual tests using various types of software
Additionally, undergoing training for multiple types of manual testing tools provides individuals with versatility in their skill set As organizations continue to modernize their processes, they're now looking for QA analysts with not just basic information but advanced expertise on several automated/manual technologies too - making certified candidates more attractive job hires today than ever before!
In conclusion, if you want to excel as an expert tester or advance your career in quality assurance – then opting for appropriate certification courses like "The Basics Of Manual Testing" will go above & beyond helping distinguish amongst others; and home in on quality assurance positions at your current company/other places you may apply to – opening up a whole new world of enticing career choices! So, check out our blog for more information on the fundamentals of manual testing and start your journey toward becoming an expert manual tester today
In conclusion, mastering manual testing tools is crucial for any software tester's success With the help of this comprehensive course guide, you can improve your skills and become an expert in using various manual testing tools From understanding the fundamentals to advanced techniques, this course covers it all with detailed explanations and practical examples So why wait? Enroll now and take your manual testing skills to the next level! Don't forget to check out our other comprehensive course guides on mastering different aspects of software testing such as automation, performance testing, and more Thank you for reading, and happy learning!
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|
1,926,515 | PyTorch Weight Initialization Demystified | Introduction Setting up initial weights in a neural network is crucial for training. These... | 0 | 2024-07-17T10:34:27 | https://dev.to/novita_ai/pytorch-weight-initialization-demystified-3jl1 | ## Introduction
Setting up initial weights in a neural network is crucial for training. These starting weights are adjusted during training to improve the model's performance by reducing errors and enhancing accuracy. Proper weight initialization is essential in deep learning as it impacts the efficiency of learning. This article explores various methods of setting initial weights using PyTorch, a popular framework for deep learning projects, to help your neural network learn faster and perform better.
## Understanding the Basics of Weight Initialization
Weight initialization sets the starting values for weights in a neural network. These start points are important because they start the training phase. An activation function makes sure our neural network does more than simple calculations.
We usually pick random numbers to initialize these weights. The numbers we choose affect how well our model learns and performs. You might need to adjust your weight initialization strategy depending on the activation function you're using.
### Why Weight Initialization is Crucial in Deep Learning
It's important to set up the weights right when training a neural network, especially with deep learning. These weights decide how the brain handles and responds to incoming information. If these starting thoughts aren't set up well, it can make learning slow or mess things up, leading to poor results.
If we don't set the weights right, our model will have a hard time learning.
If we don't get the weights right, the model will take longer to train, won't be as accurate, or won't work at all.
But if we get the weights right, the model will learn faster and better.
### Common Pitfalls in Weight Initialization
It's important to get the initial weights right when setting up a neural network. If you don't, you might have problems with gradients that are too small or too big, which can affect learning.
Your network might take a long time to find the best solution if it got stuck at the start. This happens if the first weights aren't set right.
To avoid problems, choose a good method for setting initial weights. There are some great techniques for this, like Xavier and He initialization. They help your neural network learn and perform better.
Try different weight initialization methods until you find one that fits your neural network.
## Exploring PyTorch Weight Initialization Techniques
PyTorch is a well-liked framework for deep learning that comes with its nn.init module, packed with various weight initialization methods. These options let you choose between setting up the initial weights yourself or letting PyTorch do it automatically.
### Manual Weight Initialization in PyTorch
PyTorch gives you the power to set up the starting weights of your neural network on your own. This comes in handy when you already know a bit about what you're working with or if there's a special way you need to kick things off because of how your network is built.
### Automatic Weight Initialization in PyTorch
PyTorch's nn.init module makes it super easy to set up the weights in your neural network right off the bat, without you having to do it by hand. It comes packed with some default methods that usually hit the mark for most types of projects.
For starters, here are a few ways PyTorch can automatically get those weights ready:
- With uniform initialization, it picks random numbers from a flat line within certain limits.
- Xavier or Glorot initialization goes for a bell curve approach but keeps things centered around zero and tweaks how spread out the numbers are.
- Kaiming is perfect if you're into using ReLU because it adjusts weight scale based on how ReLU behaves.
- Zeros does exactly what you think: fills everything up with zeroes.
- Ones isn't much different; just swap out zeros for ones.
- Normal grabs values from your typical bell curve distribution but doesn't stick to any specific center or spread.
## Diving Deeper into PyTorch's nn.init Module
The nn.init module in PyTorch is a handy tool that helps you set up the initial weights for your neural network layers using different strategies. With this module, initializing the weights of your network becomes straightforward.
### Understanding nn.init's Role and Functions
In PyTorch, the nn.init module is super important for getting neural network weights set up right. It's packed with different ways to kick off those weights in your network layers just how you need them.
With the nn.init module, setting up weight initialization is a breeze because it brings together all these handy functions and methods. You can use them on your layer's weight tensors to get started with some initial values that make sense. Here are a few of the go-to options:
- torch.nninit.uniform_: With this function, you're filling in the weights using numbers from a uniform distribution that fall within a certain range.
- torch.nninit.xavieruniform: This method also uses a uniform distribution but adds special scaling factors into the mix for initializing those weights.
- torch.nninit.normal_: If you prefer starting with values from a normal (or Gaussian) distribution, this function does exactly that by letting you specify mean and standard deviation parameters.
- torch.nninit.xaviernormal: Similar to its xavier_uniform cousin but for normal distributions; it sets up your initial weight values considering specific scaling factors as well.
### Practical Examples of Using nn.init for Different Layers
The nn.init module in PyTorch provides a variety of weight initialization techniques that can be applied to different layers of a neural network. These techniques offer flexibility in initializing the weights based on the specific requirements of each layer.
Here are some practical examples of using nn.init for different layers:
- Linear Layer: The weights of a linear layer can be initialized using techniques like Xavier initialization or He initialization. These techniques ensure proper scaling and variance of the weights.
- Convolutional Layer: The weights of a convolutional layer can be initialized using similar techniques as the linear layer. However, it is important to consider the specific requirements of the convolutional layer, such as the number of input and output channels.
- Recurrent Layer: Recurrent layers, such as LSTM or GRU, have specific weight initialization requirements. Techniques like Xavier initialization or orthogonal initialization can be used to initialize the weights of recurrent layers effectively.
## Advanced Techniques in Weight Initialization
While simple methods like Xavier and He initialization work well for many cases, there are other ways to boost how your neural network performs.
### Using Xavier/Glorot Initialization for Better Convergence
Xavier initialization is a useful way to set up your neural network. It works well with tanh or sigmoid activation functions. Xavier initialization picks weights from a normal distribution with an average of zero and a variance based on the layer's inputs and outputs.
Xavier prevents problems like exploding or vanishing gradients when training your neural network. This way, each part of your neural net gets information at the right pace.
Sticking with Xavier for setting up weights in your model's layers according to this specific pattern ensures everything flows smoothly during learning. This speeds up learning and improves accuracy.
### The Importance of He Initialization for ReLU Networks
He initialization is a way to set up the starting weights for neural networks that use ReLU, which stands for Rectified Linear Unit, as their activation function. This method helps solve issues where gradients become too small or too large, making it hard for the network to learn.
With He initialization, the initial weights are picked from a normal distribution with an average of zero and a variance that depends on how many inputs each layer has.
Because ReLU functions in a specific nonlinear way, He initialization adjusts the weight scale so both input and output variances match. This step is crucial because it avoids problems with gradients disappearing and makes training neural networks more effective and faster.
## Make Your Way of Weight Initialization More Powerful
Using GPU cloud services to initialize weights in PyTorch can significantly enhance the efficiency and speed of deep learning projects. When you leverage powerful GPU cloud resources, you can quickly initialize and fine-tune the weights of your neural network models, ensuring they are set up optimally for training. This process benefits from the high computational power and parallel processing capabilities of GPUs, which can handle large workloads and complex operations swiftly.
Novita AI GPU Pods offers every developer or lerner high-quality and cost-effective GPU resource in a pay-as-you-go way. Except the multiple choices of GPUs, like RTX 4090 or A100, you can also directly open Pytorch and other framework you want.
## Conclusion
In PyTorch, starting weights correctly is important for better models. By learning different ways to set up weights and more complex methods like Xavier/Glorot and He initialization, you can make things run smoother and improve how well your network does its job. The nn.init module is useful for adjusting weight setup for different layers to improve training. Starting with the right weights is important for deep learning success. Mastering these techniques is crucial for top-notch model performance.
## Frequently Asked Questions
### How to initialize weights in PyTorch?
In PyTorch, you can initialize weights using the torch.nn.init module which provides various initialization methods like torch.nn.init.xavier_uniform_, torch.nn.init.kaiming_normal_, etc.
### What is PyTorch default initialization?
The default initialization algorithm used in PyTorch uses a Uniform Distribution with the range depending on the size of the layer with a formula that looks pretty similar to Xavier initialization.
### Why not initialize weights to 0?
Initializing all the weights with zeros leads the neurons to learn the same features during training. In fact, any constant initialization scheme will perform very poorly.
### Are there any common pitfalls to avoid when initializing weights in PyTorch?
Yes. For example, using the default weight initialization, using the same weight initialization for all layers, using a too large or too small weight initialization, not initializing the biases and not using a seed for weight initialization.
> Originally published at [Novita AI](blogs.novita.ai/pytorch-weight-initialization-demystified//?utm_source=dev_llm&utm_medium=article&utm_campaign=pytorch-initialize-weights)
> [Novita AI](https://novita.ai/?utm_source=dev_llm&utm_medium=article&utm_campaign=pytorch-weight-initialization-demystified), the one-stop platform for limitless creativity that gives you access to 100+ APIs. From image generation and language processing to audio enhancement and video manipulation, cheap pay-as-you-go, it frees you from GPU maintenance hassles while building your own products. Try it for free.
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|
1,926,516 | Standardized Error Messages in .NET REST APIs - Implementing RFC 7807 Problem Details | The Silent Killer: Unhandled Exceptions Imagine an application fetching user data from an... | 0 | 2024-07-17T10:49:45 | https://dev.to/florianlenz/standardized-error-messages-in-net-rest-apis-implementing-rfc-7807-problem-details-1nc0 | dotnet, programming, api, aspdotnet | ## The Silent Killer: Unhandled Exceptions
Imagine an application fetching user data from an external API. If the API is unavailable and exceptions aren't handled, the application can crash, leading to poor user experience and frustration for developers and users alike.
## The Importance of Good Error Messages
Good error messages are crucial for efficient troubleshooting and for helping clients understand what went wrong. Without clear error messages, issues such as confusion, extended development cycles, poor user experience, increased support requests, and loss of trust can arise.
## HTTP Status Codes and Error Handling
Understanding and correctly using HTTP status codes is key to effective API error handling. They help communicate the status and nature of the error to the client, enabling targeted troubleshooting.
**2xx Success**
- **200 OK**: Request was successful.
- **204 No Content**: Request was successful, but no content to return.
- **202 Accepted**: Request accepted, processing not completed.
**4xx Client Errors**
- **400 Bad Request**: The request was invalid or cannot be processed.
- **401 Unauthorized**: Authentication is required and has failed or not been provided.
- **403 Forbidden**: The server understands the request but refuses to authorize it.
- **404 Not Found**: The requested resource could not be found.
**5xx Server Errors**
- **500 Internal Server Error**: A generic error for unexpected server issues.
- **502 Bad Gateway**: Invalid response from an upstream server.
- **503 Service Unavailable**: The server is currently unavailable.
- **504 Gateway Timeout**: The server didn't receive a timely response from an upstream server.
## Domain-Driven Design (DDD) and Error Handling
It's important to distinguish between domain errors (business logic) and application errors (technical problems). This distinction helps in choosing the correct status codes and clearly communicating where the problem lies.
**Domain Exceptions**
Domain exceptions occur when business rules are violated and should typically return 4xx status codes. Examples include:
**ValidationException**: Invalid data sent by the client.
```json
{
"type": "https://example.com/probs/validation",
"title": "Invalid request parameters",
"status": 400,
"detail": "The provided data is invalid. Please check the following fields.",
"instance": "/api/bookings",
"errors": {
"startDate": "The start date must be in the future.",
"endDate": "The end date must be after the start date.",
"roomNumber": "The specified room number does not exist."
}
}
```
**EntityNotFoundException**: The requested entity does not exist.
```json
{
"type": "https://example.com/probs/entity-not-found",
"title": "Entity not found",
"status": 404,
"detail": "The booking ID '98765' was not found.",
"instance": "/api/bookings/98765"
}
```
**BusinessRuleViolationException**: A business rule was violated.
```json
{
"type": "https://example.com/probs/business-rule-violation",
"title": "Business rule violation",
"status": 409,
"detail": "The booking cannot be created as the room is already occupied for the specified period.",
"instance": "/api/bookings"
}
```
## Application Exceptions
Application exceptions relate to technical problems or unexpected errors in the application code and should return 5xx status codes. Examples include:
**TimeoutException**: A timeout occurred, e.g., in a database query.
```json
{
"type": "https://example.com/probs/timeout",
"title": "Request timeout",
"status": 504,
"detail": "The request timed out. Please try again later.",
"instance": "/api/bookings",
"timestamp": "2024-06-30T12:34:56Z"
}
```
**IOException**: An I/O error, e.g., accessing the file system.
```json
{
"type": "https://example.com/probs/io-error",
"title": "I/O error",
"status": 500,
"detail": "An error occurred while accessing the file system. Please try again later.",
"instance": "/api/files/upload",
"timestamp": "2024-06-30T12:34:56Z"
}
```
**DatabaseException**: A database connection or query error.
```json
{
"type": "https://example.com/probs/database-error",
"title": "Database error",
"status": 500,
"detail": "An error occurred while connecting to the database. Please try again later.",
"instance": "/api/bookings",
"timestamp": "2024-06-30T12:34:56Z"
}
```
## Why This Distinction Matters
Distinguishing between domain and application exceptions is crucial for clear communication and efficient error handling:
1. **Accurate Error Diagnosis**: Specific status codes and error types help clients understand whether the problem is on their side (4xx) or the server side (5xx).
2. **Targeted Error Resolution**: Domain exceptions provide clear guidance on what inputs or business rules need adjustment. Application exceptions indicate technical issues requiring server-side fixes.
3. **Improved User Experience**: Clear and precise error messages enable users and developers to react and resolve issues more quickly.
4. **Efficiency and Stability**: Accurate error handling improves the efficiency of development and support teams and enhances overall application stability.
Implementing ProblemDetails for Error Handling in .NET Core
After understanding the importance of HTTP status codes and the distinction between domain and application exceptions, let's see how to implement these principles in a .NET Core application.
## Define Domain Exceptions
In a Domain-Driven Design (DDD) architecture, it's useful to define specific domain exceptions that inherit from a generic DomainException. These exceptions can then be processed correctly in middleware and transformed into standardized HTTP responses using the ProblemDetails class.
**Step 1: Define Domain Exceptions**
Create a base class DomainException and specific domain exceptions that inherit from it:
```csharp
public abstract class DomainException : Exception
{
protected DomainException(string message) : base(message) { }
}
public class ValidationException : DomainException
{
public IDictionary<string, string[]> Errors { get; }
public ValidationException(string message, IDictionary<string, string[]> errors) : base(message)
{
Errors = errors;
}
}
public class EntityNotFoundException : DomainException
{
public EntityNotFoundException(string message) : base(message) { }
}
public class BusinessRuleViolationException : DomainException
{
public BusinessRuleViolationException(string message) : base(message) { }
}
```
**Step 2: Create Middleware for Error Processing**
Create a middleware class that catches these domain exceptions and transforms them into ProblemDetails responses:
```csharp
public class ExceptionMiddleware
{
private readonly RequestDelegate _next;
private readonly ILogger<ExceptionMiddleware> _logger;
public ExceptionMiddleware(RequestDelegate next, ILogger<ExceptionMiddleware> logger)
{
_next = next;
_logger = logger;
}
public async Task InvokeAsync(HttpContext httpContext)
{
try
{
await _next(httpContext);
}
catch (DomainException ex)
{
_logger.LogError($"A domain exception occurred: {ex.Message}");
await HandleDomainExceptionAsync(httpContext, ex);
}
catch (Exception ex)
{
_logger.LogError($"An unexpected error occurred: {ex.Message}");
await HandleExceptionAsync(httpContext, ex);
}
}
private static Task HandleDomainExceptionAsync(HttpContext context, DomainException exception)
{
ProblemDetails problemDetails = exception switch
{
ValidationException validationEx => new ValidationProblemDetails(validationEx.Errors)
{
Title = "Invalid request parameters",
Status = StatusCodes.Status400BadRequest,
Detail = exception.Message,
Instance = context.Request.Path
},
EntityNotFoundException => new ProblemDetails
{
Title = "Entity not found",
Status = StatusCodes.Status404NotFound,
Detail = exception.Message,
Instance = context.Request.Path
},
BusinessRuleViolationException => new ProblemDetails
{
Title = "Business rule violation",
Status = StatusCodes.Status409Conflict,
Detail = exception.Message,
Instance = context.Request.Path
},
_ => new ProblemDetails
{
Title = "Domain error",
Status = StatusCodes.Status400BadRequest,
Detail = exception.Message,
Instance = context.Request.Path
}
};
context.Response.ContentType = "application/problem+json";
context.Response.StatusCode = problemDetails.Status ?? StatusCodes.Status400BadRequest;
return context.Response.WriteAsJsonAsync(problemDetails);
}
private static Task HandleExceptionAsync(HttpContext context, Exception exception)
{
var problemDetails = new ProblemDetails
{
Title = "An unexpected error occurred",
Status = StatusCodes.Status500InternalServerError,
Detail = exception.Message,
Instance = context.Request.Path
};
context.Response.ContentType = "application/problem+json";
context.Response.StatusCode = StatusCodes.Status500InternalServerError;
return context.Response.WriteAsJsonAsync(problemDetails);
}
}
```
**Step 3: Register Middleware**
Register the middleware in your Startup or Program file:
```csharp
public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
{
app.UseMiddleware<ExceptionMiddleware>();
app.UseRouting();
app.UseEndpoints(endpoints =>
{
endpoints.MapControllers();
});
}
```
By following these steps, you can implement standardized error messages in your .NET Core application, improving both developer and user experience by providing clear and actionable error information. This approach not only enhances communication but also aligns with the principles of Domain-Driven Design (DDD) and ensures your application adheres to the RFC 7807 Problem Details specification.
## Resources
- [Blog](https://www.florian-lenz.io/blog/einheitliche-fehlermeldungen-in-rest-apis-implementierung-von-rfc-7807-problem-details) | florianlenz |
1,926,517 | Ready-Built Factories: A Comprehensive Guide | Ready-built factories (RBFs) are revolutionizing the industrial landscape. These pre-constructed,... | 0 | 2024-07-17T10:34:47 | https://dev.to/negosentro/ready-built-factories-a-comprehensive-guide-44l3 |
Ready-built factories (RBFs) are revolutionizing the industrial landscape. These pre-constructed, modular facilities offer a swift, cost-effective solution for businesses looking to establish or expand their operations. In an era where speed, flexibility, and efficiency are paramount, ready-built factories stand out as a vital component in modern industry.
Understanding Ready-Built Factories
[Ready built factories](https://negosentro.com/filinvest-innovation-park-ciudad-de-calamba-unveils-four-ready-built-factories/), also known as prefabricated factories, are industrial buildings constructed off-site and then transported to their final location for assembly. These structures are designed to meet various industrial needs, from manufacturing and warehousing to research and development.
Definition
A ready built factory is a pre-engineered, modular industrial facility that can be rapidly deployed to provide a functional workspace with minimal on-site construction.
Key Characteristics
Modularity: Components are manufactured off-site and assembled on-site.
Speed: Significantly reduces the time required to become operational.
Flexibility: Can be adapted to various industrial applications.
Types of Ready-Built Factories
Single-story buildings: Ideal for manufacturing and warehousing.
Multi-story buildings: Suitable for industries with limited land availability.
Specialized units: Designed for specific purposes like clean rooms or cold storage.
Advantages of Ready-Built Factories
Speed of Setup
One of the most significant advantages is the speed at which these factories can be set up. Traditional construction methods can take years, while ready-built factories can be operational within months.
Cost Efficiency
By minimizing on-site labor and reducing construction time, ready-built factories offer substantial cost savings. These savings are crucial for startups and SMEs with limited budgets.
Flexibility
Ready-built factories can be easily modified or expanded to meet changing business needs. This flexibility is particularly beneficial in industries where demand can fluctuate rapidly.
Quality Control
Since most of the construction occurs in a controlled factory environment, there is a higher degree of quality control, leading to better overall construction standards.
Disadvantages of Ready-Built Factories
Limited Customization
While they offer flexibility, there are limits to how much a ready-built factory can be customized compared to traditional, bespoke construction.
Initial Investment
The upfront cost of purchasing a ready-built factory can be high, which might be a barrier for some businesses.
Potential for Outdated Designs
Given that these factories are pre-designed, there's a risk that some aspects might not align with the latest technological or design trends.
Applications of Ready-Built Factories
Manufacturing
Many manufacturers utilize ready-built factories to quickly establish production lines and meet market demands without the delays associated with traditional construction.
Warehousing
Ready-built factories provide ideal solutions for warehousing needs, offering large, open spaces that can be easily configured for storage and logistics operations.
Research and Development
These factories can be tailored for R&D purposes, providing controlled environments necessary for innovation and experimentation.
Small and Medium Enterprises (SMEs)
SMEs benefit greatly from ready-built factories due to their affordability and quick setup times, enabling faster market entry and business scaling.
Market Trends and Growth
Current Market Size
The market for ready-built factories has grown significantly, driven by the need for faster and more cost-effective industrial solutions.
Future Growth Prospects
With continued industrial expansion and technological advancements, the demand for ready-built factories is expected to rise, particularly in emerging economies.
Regional Analysis
Regions like Asia-Pacific and North America are leading the market due to rapid industrialization and supportive government policies.
Technological Advancements in Ready-Built Factories
Automation
The integration of automation technologies is transforming ready-built factories into smart facilities, enhancing efficiency and productivity.
Smart Factories
IoT and AI are enabling the development of smart factories that can monitor and optimize their operations in real-time.
Sustainable Practices
Innovations in sustainable construction practices are making ready-built factories more environmentally friendly, with energy-efficient designs and materials.
Choosing the Right Ready-Built Factory
Assessing Your Needs
Identify your specific industrial requirements, such as size, location, and intended use, to select the most suitable ready-built factory.
Key Considerations
Consider factors like budget, timeline, and potential for future expansion when choosing a ready-built factory.
Finding a Reliable Supplier
Research and choose reputable suppliers with a track record of delivering high-quality ready-built factories.
Case Studies
Successful Implementations
Examining case studies of businesses that have successfully integrated ready-built factories can provide valuable insights and inspiration.
Lessons Learned
Understanding the challenges and solutions encountered by others can help in planning and executing your own project more effectively.
Real-World Examples
Explore examples of ready-built factories in various industries to see how they have been adapted to different business needs.
Comparing Ready-Built Factories with Custom-Built Factories
Cost Comparison
Ready-built factories generally offer cost advantages over custom-built options, particularly in terms of labor and time savings.
Time Comparison
The speed of deployment for ready-built factories is unmatched, making them ideal for businesses needing quick operational setups.
Flexibility and Scalability
While custom-built factories offer more flexibility in design, ready-built factories provide significant scalability advantages, allowing businesses to expand rapidly.
Government Policies and Incentives
Tax Benefits
Many governments offer tax incentives for businesses investing in ready-built factories, reducing overall costs.
Subsidies
Subsidies and grants are often available to support industrial expansion through ready-built factories.
Regulatory Support
Supportive regulations can facilitate the approval and implementation of ready-built factories, streamlining the setup process.
Challenges in Implementing Ready-Built Factories
Logistics
Transporting and assembling large factory components can pose logistical challenges, requiring careful planning and coordination.
Regulatory Hurdles
Navigating local regulations and obtaining necessary permits can be time-consuming and complex.
Workforce Adaptation
Training and adapting the workforce to operate in a ready-built factory environment may require additional investment and time.
Environmental Impact
Energy Efficiency
Ready-built factories can be designed for optimal energy efficiency, reducing operational costs and environmental impact.
Waste Management
Effective waste management practices can be integrated into the design and operation of ready-built factories, promoting sustainability.
Green Building Certifications
Achieving certifications like LEED can enhance the environmental credentials of ready-built factories and appeal to eco-conscious clients.
Future of Ready-Built Factories
Emerging Trends
Technological advancements, such as 3D printing and AI, are set to revolutionize the ready-built factory industry.
Predictions for the Next Decade
The next decade will likely see increased adoption of ready-built factories, driven by the need for rapid industrial expansion and modernization.
Role in the Global Supply Chain
Ready-built factories will play a crucial role in global supply chains, providing flexible and scalable solutions for various industries.
Ready-built factories offer a compelling solution for businesses seeking rapid, cost-effective, and flexible industrial facilities. While there are challenges to consider, the advantages often outweigh the drawbacks, making them an attractive option in today's fast-paced industrial landscape.
Visit Here: https://negosentro.com/filinvest-innovation-park-ciudad-de-calamba-unveils-four-ready-built-factories/ | negosentro |
|
1,926,518 | Scrum Master Course Training | The Scrum Master training course is designed to equip participants with the skills and knowledge... | 0 | 2024-07-17T10:34:53 | https://dev.to/raju_raj_3202039239c7fa09/scrum-master-course-training-3a1i | The Scrum Master training course is designed to equip participants with the skills and knowledge necessary to lead Agile teams effectively using the Scrum framework. [Scrum ](https://qualitythought.in/scrum-master-project-manager-certification-training/
)is a widely adopted Agile methodology that emphasizes iterative progress, collaboration, and flexibility. By focusing on the principles and practices of Scrum, this course aims to develop individuals into proficient Scrum Masters who can facilitate teamwork, manage project timelines, and ensure the delivery of high-quality products.
Throughout the course, participants will dive deep into the roles and responsibilities of a Scrum Master, exploring how they serve as facilitators, coaches, and leaders within Agile teams. Key topics include Scrum ceremonies such as Sprint Planning, Daily Stand-ups, Sprint Reviews, and Retrospectives. Additionally, the course covers techniques for removing impediments, fostering a collaborative team environment, and continuously improving team performance. Practical exercises and real-world case studies will be incorporated to provide hands-on experience and a deeper understanding of Scrum dynamics.
By the end of the training, participants will have a solid grasp of how to implement Scrum in their organizations effectively. They will be prepared to handle common challenges, support their teams in achieving self-organization, and drive projects towards successful completion. Whether you are new to Agile methodologies or looking to enhance your existing skills, this Scrum Master training course will provide you with the tools and confidence needed to lead Agile teams with competence and success.
| raju_raj_3202039239c7fa09 |
|
1,926,519 | How I would learn to code in 2024 (if I could start over) | Learning to code is hard even at the best of times; be it the stimulus overload choosing between the... | 0 | 2024-07-17T10:37:37 | https://dev.to/agunwachidiebelecalistus/how-i-would-learn-to-code-in-2024-if-i-could-start-over-5b7i | webdev, beginners, learning, coding | Learning to code is hard even at the best of times; be it the stimulus overload choosing between the millions of available resources, the uncertainty as to whether or not you will be recognized by prospective employers, or even just the raw challenge of navigating a new programming language for the first time. There are countless ever-higher hurdles you need to jump so to get an edge in an industry that is constantly evolving. It's tough.
And I've been there, seated in the swamps of despair, smacking my head against the wall because I was stuck on one or another programming concepts that I felt impossible to wrap my head around.
There are numerous things I would do differently given the chance to relive my experience. And that is what I will be documenting in this article; how I would learn to code in 2024 (if I could start over).
**Chapter 1: A Word for the Wise**
The journey of self-education in coding is a bold and ambitious endeavor, marked by its own set of challenges and rewards. As you embark on this journey, it's vital to brace yourself for the hurdles ahead. The realm of coding is not just about understanding syntax; it's about problem-solving, logic building, and continuous adaptation to new technologies and methodologies.
Self-teaching, especially in a field as dynamic and fast-evolving as technology, requires a strategic and structured approach. Unlike traditional educational settings, self-directed learning in coding means you are the architect of your educational journey. You must navigate through a sea of resources, identify the most relevant and up-to-date materials, and meticulously craft your learning path. To do this effectively, start by envisioning your end goal. Whether it's becoming a full-stack developer, a data scientist, or a cybersecurity expert, your final objective will dictate your learning roadmap.
`Engage in reverse engineering: start with the desired outcome and work backward to identify the steps and resources that will lead you there.`
**Chapter 2: Where to Begin**
For many aspiring coders, the question of where to begin can be daunting. The field of web development is a common entry point, offering a blend of creative and technical challenges. Start with the basics: HTML and CSS. These foundational languages are the building blocks of the web, empowering you to structure content and bring design to life.
Once you've grasped the basics of HTML and CSS, it's time to bring interactivity and complexity into your projects with JavaScript. This versatile language completes the core trilogy of web development.
However, learning these languages is just the first step.
The real learning happens when you apply these skills in building projects. For instance, creating a web portfolio not only consolidates your learning but also acts as a showcase of your skills. It's a practical testament to your abilities, serving as a dynamic resume for potential employers.
**Chapter 3: Full Stack Development**
Transitioning from a beginner to a seasoned developer, you'll encounter the comprehensive and demanding world of full-stack development. This domain requires proficiency in both front-end and back-end technologies, enabling you to build and manage complete web applications.
Front-end development focuses on user interface and user experience. It's about creating the part of the app that users interact with. Here, mastering JavaScript frameworks like React and Next. js can provide a significant edge. These frameworks simplify the process of building dynamic and responsive user interfaces.
On the flip side, back-end development is about the server-side, where all the data processing happens. It involves managing databases, server logic, and API integration. For those inclined towards this backend universe, getting comfortable with Node. js and Express is a great starting point. These technologies, built on JavaScript, streamline the development of server-side applications.
As you delve into full-stack development, the importance of understanding version control systems like Git and platforms like GitHub cannot be overstated. These tools are not just about keeping track of code changes; they are about collaboration, transparency, and maintaining a robust codebase.
**Chapter 4: Credibility Through Projects**
In the world of coding, your work speaks louder than any credential. As a self-taught developer, your projects are the pillars of your credibility. They demonstrate your ability to apply coding concepts to solve real-world problems creatively and effectively. A diverse portfolio showcasing a range of projects - whether it's a dynamic web application, a mobile app, or a software solution - underscores your technical skills and problem-solving capabilities.
Employers are not just looking for coders; they seek innovators, problem solvers, and thinkers. Your projects should reflect not only your coding prowess but also your ability to envision, design, and execute complex projects. Each project you undertake is an opportunity to display your skills, your approach to problem-solving, and your capacity to learn and adapt.
**Chapter 5: Landing a Job**
Securing a job in the tech industry is a multi-faceted endeavor that extends beyond coding skills. The job application process is a phase where your technical abilities, your presentation skills, and your strategic approach are put to the test. Crafting a well-structured resume, writing personalized cover letters, and having a proactive approach to job applications are pivotal steps in this phase.
A resume is your first impression. It should be clear, concise, and tailored to reflect the skills and experiences relevant to the job you're applying for.
Remember, recruiters often skim through resumes, so highlighting your key skills and achievements is crucial.
Cover letters provide a unique opportunity to tell your story, to connect your skills and experiences with the job requirements. Leverage [AI tools]
(https://www.ai-ltr.smoljames.com/) to craft compelling cover letters, but ensure they resonate with your personal story and professional journey.
Networking is a powerful tool in the job hunt. Engage with the tech community, participate in discussions, and reach out to potential employers or recruiters through professional platforms like LinkedIn.
Sometimes, opportunities come from connections and conversations, not just job boards.
**Chapter 6: The Art of Memorizing Code**
One of the misconceptions in the early stages of learning to code is the emphasis on memorizing code.
It's crucial to understand that coding is not about memorization; it's about understanding concepts, logic, and problem-solving strategies. Instead of rote learning, focus on project-based learning and active application of concepts.
Documenting your code through comprehensive comments is not just good practice; it's a learning tool. It helps you and others understand the logic and functionality of your code, making it easier to review, debug, and improve. Additionally, maintaining a well-organized repository of your projects on platforms like GitHub not only showcases your work to potential employers but also serves as a personal knowledge base. You can reference your past projects and code snippets, saving time and streamlining your development process.
Over time, frequent coding and application of concepts will lead to a natural memorization of commonly used patterns and solutions. This organic learning process is more effective and enduring than trying to memorize code without context.
**Chapter 7: Community and Continuous
Learning**
Coding is not a solitary journey. The tech community is a vibrant and supportive space where you can find encouragement, inspiration, and assistance. Whether you're facing a challenging bug, exploring a new technology, or sharing your latest project, the community is there to support and uplift you.
Continuous learning is the cornerstone of a successful career in tech. The industry evolves rapidly, with new technologies, tools, and best practices emerging regularly. Embrace this dynamic nature of tech by staying curious, open-minded, and proactive in your learning journey. Participate in coding challenges, contribute to open-source projects, or simply engage in discussions about the latest tech trends.
As you navigate your path in the world of coding, remember that resilience, persistence, and a passion for learning are your greatest allies. Celebrate your progress, learn from setbacks, and keep pushing the boundaries of your abilities. The world of coding offers endless opportunities for growth, innovation, and impact - seize them. them.
Thanks for reading!
Keep coding!!
| agunwachidiebelecalistus |
1,926,520 | Lordsexch admin | These games offer immersive experiences that blend complex narratives, intricate world-building, and... | 0 | 2024-07-17T10:38:01 | https://dev.to/rock_sharma_a4940a53dba06/lordsexch-admin-7kj | These games offer immersive experiences that blend complex narratives, intricate world-building, and engaging gameplay mechanics. This essay explores the appeal, impact, and future of online fantasy games, highlighting their significance in modern culture.If you want and the [Lords Exchange Admin](https://thampibook.com/lords-exchange-admin/) then click here
The Appeal of Online Fantasy Games
The allure of online fantasy games lies in their ability to transport players to fantastical worlds where they can live out their dreams and fantasies. These games often feature rich, detailed settings, such as medieval kingdoms, futuristic planets, or magical realms, which are brought to life through high-quality graphics and sound design. Players can assume the roles of various characters, from powerful wizards to valiant knights, allowing them to escape the mundane aspects of reality.
The social aspect of online fantasy games also contributes to their appeal. Many of these games are massively multiplayer online role-playing games (MMORPGs), where players can interact, collaborate, and compete with others from around the globe. This creates a sense of community and camaraderie, as players form alliances, join guilds, and embark on quests together. The shared experiences and friendships formed in these virtual worlds often extend beyond the game, enhancing the overall gaming experience.
Impact on Players and Society
The impact of online fantasy games on players and society is multifaceted. On an individual level, these games can provide numerous benefits. They can enhance cognitive skills such as problem-solving, strategic thinking, and multitasking. The collaborative nature of many online fantasy games also fosters teamwork and communication skills. Additionally, the immersive and engaging nature of these games can offer a form of stress relief and a healthy escape from everyday challenges.
However, there are potential downsides to consider. Excessive gaming can lead to issues such as addiction, social isolation, and neglect of real-world responsibilities. The competitive nature of some games can also foster negative behaviors, such as aggression and toxic interactions among players. It is essential for players to maintain a healthy balance and for game developers to implement features that promote responsible gaming habits.
From a societal perspective, online fantasy games have influenced various aspects of culture and economy. The gaming industry has become a significant economic force, generating billions of dollars in revenue and creating numerous job opportunities. Additionally, the popularity of these games has led to the emergence of esports, where professional gamers compete in tournaments watched by millions of fans worldwide. This has further legitimized gaming as a mainstream form of entertainment and professional pursuit.
The Future of Online Fantasy Games
The future of online fantasy games looks promising, with advancements in technology poised to enhance the gaming experience further. Virtual reality (VR) and augmented reality (AR) technologies are set to revolutionize the way players interact with game worlds, offering even more immersive and realistic experiences. Improvements in artificial intelligence (AI) will lead to more sophisticated and dynamic game environments, where non-player characters (NPCs) can exhibit lifelike behaviors and responses.
Furthermore, the integration of blockchain technology and non-fungible tokens (NFTs) could transform the in-game economy, allowing players to own, trade, and monetize virtual assets securely. This could create new opportunities for players to earn real-world value from their in-game achievements and creations.
Conclusion
Online fantasy games have carved out a significant niche in the landscape of digital entertainment, offering players a unique blend of escapism, social interaction, and intellectual stimulation. While there are challenges to address, such as managing gaming addiction and fostering positive online communities, the benefits and potential of these games are immense. As technology continues to evolve, the future of online fantasy games promises to be even more exciting and transformative, captivating the imaginations of players for generations to come. | rock_sharma_a4940a53dba06 |
|
1,926,522 | Hire Software Developers for Your Next Project | Create your vision into a lightning reality with TalentOnLease. Hire Software Developers from our... | 0 | 2024-07-17T10:40:20 | https://dev.to/talentonlease01/hire-software-developers-for-your-next-project-5aln | software |
Create your vision into a lightning reality with TalentOnLease. **[Hire Software Developers](https://talentonlease.com/hire-software-developer)** from our pool of top experts, all under one roof. Select the best skills to meet your unique business needs. Our customized software solutions ensure your market presence shines. Enjoy comprehensive expertise, streamlined communication, and seamless integration, resulting in faster development cycles and cost-effective solutions for your project. | talentonlease01 |
1,926,523 | Debugging in Ruby with Debug | Debugging is a valuable skill for any software engineer to have. Unfortunately, most software... | 0 | 2024-07-17T10:42:46 | https://blog.appsignal.com/2024/07/03/debugging-in-ruby-with-debug.html | ruby | Debugging is a valuable skill for any software engineer to have. Unfortunately, most software engineers are not trained in it. And that's not just specific to developers going through boot camps; even in universities, we are not often taught and trained to use a debugger.
My teachers and mentors were more interested in getting me to write programs rather than debugging them. If we are fortunate, debugging comes at the end of the semester, in a short, last session.
Luckily, we have tools that can help us with debugging. Since Ruby 3.1, Ruby ships with the debug gem, a powerful debugger.
In this article, we will go through a quick overview of the gem. We'll see how to use it for simple and more advanced cases.
## Debugging Without A Debugger: What's the Issue?
Many of us rely on what you might call _"printf debugging"_: we add `puts` (or its equivalent in the language we're using) to the standard output (STDOUT). We include the current state of an object, variable, or just a string so we know if our program is going into specific branches of its logic tree.
While helpful, this isn't the most optimal way to debug a program. It often leads to many back-and-forth trips between your logs and the code, as you forget to add a `puts` here and there, or leave in some debugging code.
That method also relies on your own preconceptions about how the code is running and what is going on that's different from what you might expect.
Using a debugger is a very different experience. You add one or more breakpoints in the code where you want to know what's happening. You then run the code and wait for it to hit the breakpoint.
Then, you get a debugging console to check a variable's values at the breakpoint location. You go back and forth in the execution steps.
As we will see later, we can even add conditional breakpoints directly from the debugging console. This makes it easier to avoid exiting the debugging console, so you can add breakpoints you've forgotten about.
## Setup
Since [Ruby 3.1](https://www.ruby-lang.org/en/news/2021/12/25/ruby-3-1-0-released/), a version of the `debug` gem ships with Ruby. We recommend adding it to your `Gemfile` so you're using the latest version.
Add `debug` to your Gemfile and then run `bundle install`. I recommend adding it to `development` and `test` groups for debugging tests too.
## Basic Debugging Techniques with Debug for Ruby
Now let's run through some simple debugging methods using `debug`: using breakpoints, stepping, other commands, moving in the stack, and using a map. We'll then examine the more advanced method of adding breakpoints on the fly.
### Breakpoints
Breakpoints are calls that tell the debugger to stop. You can do this in modern IDEs that are integrated into a debugger with a simple click in the sidebar. The standard way is to add `binding.break` at the line we want to stop at.
```ruby
require 'debug'
class Hornet
def initialize
@colors = [:yellow, :red, :black]
end
def show_up
binding.break # debugger will stop here
puts "bzzz"
end
end
Hornet.new.show_up
```
By running this little program, we will get the following console output:
```sh
[debug] ruby test.rb
[4, 13] in test.rb
4| def initialize
5| @colors = [:yellow, :red, :black]
6| end
7|
8| def show_up
=> 9| binding.break # debugger will stop here
10| puts "bzzz"
11| end
12| end
13|
=>#0 Hornet#show_up at test.rb:9
#1 <main> at test.rb:14
(ruby) @colors
[:yellow, :red, :black]
(rdgb)
```
As you can see, we can access the instance variable from the breakpoint.
## Stepping
Let's dig into a more complex example using stepping.
```ruby
class Book
attr_accessor :title, :author, :price
def initialize(title, author, price)
@title = title
@author = author
@price = price
end
end
class BookStore
def initialize
@books = []
end
def add_book(book)
@books << book
end
def remove_book(title)
@books.delete_if { |book| book.title == title }
end
def find_by_title(title)
@books.find { |book| book.title.include?(title) }
end
end
# Sample Usage:
store = BookStore.new
book1 = Book.new("Dune", "Frank Herbert", 20.0)
book2 = Book.new("The Hobbit", "J.R.R. Tolkien", 15.0)
book3 = Book.new("Hobbit's Journey", "Unknown", 10.0)
store.add_book(book1)
store.add_book(book2)
store.add_book(book3)
puts store.find_by_title("Hobbit").title
```
This example app manages books in a bookstore. But at the moment, we cannot be sure which book will be returned when we search titles containing 'Hobbit'. It might well be "The Hobbit", but it's not certain.
To help debug this, we'll jump into the `find_by_title` method.
Let's add a breakpoint to one of the methods:
```ruby
def find_by_title(title)
binding.break
@books.find { |book| book.title.include?(title) }
end
```
Then launch the program and get to the breakpoint:
```sh
@box [debug] ruby library.rb 20:25:07
[22, 31] in library.rb
22| def remove_book(title)
23| @books.delete_if { |book| book.title == title }
24| end
25|
26| def find_by_title(title)
=> 27| binding.break
28| @books.find { |book| book.title.include?(title) }
29| end
30| end
31|
=>#0 BookStore#find_by_title(title="Hobbit") at library.rb:27
#1 <main> at library.rb:42
(rdbg)
```
The top part of the console tells us which line and file we are at. We can then query the value of the `title` variable.
```sh
(rdbg) title
"Hobbit"
(rdbg)
```
We can run the code right in that context to see what's happening:
```sh
(ruby) @books.find { |book| book.title.include?(title) }
#<Book:0x00007fd05e4d59f0 @author="J.R.R. Tolkien", @price=15.0, @title="The Hobbit">
(rdbg)
```
> Here might be a good time to reflect on how you want the program you are building and this piece of code to behave. Expressing the code through RSpec tests might be an excellent way to clarify what it should do.
Let's now continue to the next breakpoint by using the `continue` command.
```sh
(rdbg) continue # command
The Hobbit
```
In this case, it goes on until the end of the program.
## More Commands to Assist Debugging
Of course, we can add more breakpoints to our code to stop at another place. But we can also use commands to move within the stack of our program without restarting it.
Let's add one more breakpoint to the `add_book` method, just after instantiating the bookstore.
```ruby
def add_book(book)
binding.break
@books << book
end
# [ .. ]
store = BookStore.new
binding.break
book1 = Book.new("Dune", "Frank Herbert", 20.0)
book2 = Book.new("The Hobbit", "J.R.R. Tolkien", 15.0)
book3 = Book.new("Hobbit's Journey", "Unknown", 10.0)
```
Now, when we run the program, it will stop before the `book1` variable is instantiated. The `continue` command will run the program until the next breakpoint or exit.
### Using `next`
Instead of `continue`, we can use the `next` command, which will only run the next code line, so we can debug our app in smaller steps. We will need to run `next` twice to run the line where `book1` is defined before we can inspect it.
```sh
[30, 39] in library.rb
30| end
31| end
32|
33| # Sample Usage:
34| store = BookStore.new
=> 35| binding.break
36| book1 = Book.new("Dune", "Frank Herbert", 20.0)
37| book2 = Book.new("The Hobbit", "J.R.R. Tolkien", 15.0)
38| book3 = Book.new("Hobbit's Journey", "Unknown", 10.0)
39|
=>#0 <main> at library.rb:35
(ruby) book1
nil
(rdbg) next # command
[31, 40] in library.rb
31| end
32|
33| # Sample Usage:
34| store = BookStore.new
35| binding.break
=> 36| book1 = Book.new("Dune", "Frank Herbert", 20.0)
37| book2 = Book.new("The Hobbit", "J.R.R. Tolkien", 15.0)
38| book3 = Book.new("Hobbit's Journey", "Unknown", 10.0)
39|
40| store.add_book(book1)
=>#0 <main> at library.rb:36
(ruby) book1
nil
(rdbg) next # command
[32, 41] in library.rb
32|
33| # Sample Usage:
34| store = BookStore.new
35| binding.break
36| book1 = Book.new("Dune", "Frank Herbert", 20.0)
=> 37| book2 = Book.new("The Hobbit", "J.R.R. Tolkien", 15.0)
38| book3 = Book.new("Hobbit's Journey", "Unknown", 10.0)
39|
40| store.add_book(book1)
41| store.add_book(book2)
=>#0 <main> at library.rb:37
(ruby) book1
#<Book:0x00007f50fb5f9da0 @author="Frank Herbert", @price=20.0, @title="Dune">
```
Each `next` call will run the next line. But it will not step into the code called by `Book.new`.
### Using `step`
In some cases, we may know that an issue lies within a specific call. The `step` command is great for debugging this.
For example, when we are at line 37, we can use `step` to follow the execution of the `Book` object that fills the `book2` variable.
```sh
(rdbg) step # command
[2, 11] in library.rb
2|
3| class Book
4| attr_accessor :title, :author, :price
5|
6| def initialize(title, author, price)
=> 7| @title = title
8| @author = author
9| @price = price
10| end
11| end
=>#0 Book#initialize(title="The Hobbit", author="J.R.R. Tolkien", price=15.0) at library.rb:7
#1 [C] Class#new at library.rb:37
# and 1 frames (use `bt' command for all frames)
```
The `step` command brings us directly to the first line of the `initialize` method in the `Book` class. (If you are new to Ruby, the `new` class method is called the `initialize` method after it does some internal work). Now we can use the next step from within that method and follow the trail.
`next` and `step` are crucial to get familiar with, as they allow us to move forward at different levels and speeds.
### Moving In the Stack
We can move up and down (or backward and forwards) in the stack by using the `up` and `down` commands. Calling `up` twice will get us back to line 37:
```sh
[2, 11] in library.rb
2|
3| class Book
4| attr_accessor :title, :author, :price
5|
6| def initialize(title, author, price)
=> 7| @title = title
8| @author = author
9| @price = price
10| end
11| end
=>#0 Book#initialize(title="The Hobbit", author="J.R.R. Tolkien", price=15.0) at library.rb:7
#1 [C] Class#new at library.rb:37
# and 1 frames (use `bt' command for all frames)
(rdbg) up # command
# No sourcefile available for library.rb
=>#1 [C] Class#new at library.rb:37
(rdbg) up # command
=> 37| book2 = Book.new("The Hobbit", "J.R.R. Tolkien", 15.0)
```
We need to call it twice as we skipped over one step, thanks to the `next` command: the call to the parent class of the `Book` class: `Class` itself (and the `new` method).
### Using a Map
When we start to use `up` , `down`, `next`, and `step`, it's handy to know two more commands:
- `list`: to show where we are in the code
- `bt` (or `backtrace`): to show the trace of the steps we have followed
For example, when we are at line 37, the `bt` command displays the following:
```sh
(rdbg) bt # backtrace command
#0 Book#initialize(title="The Hobbit", author="J.R.R. Tolkien", price=15.0) at library.rb:7
#1 [C] Class#new at library.rb:37
=>#2 <main> at library.rb:37
```
Calling `down` twice brings us to step `#0`. We can also pass an additional integer to both `up` and `down` to move through as many steps as we want to in one go.
### Knowing What's Available
A very practical command to know is `ls`. It will list the variables and methods available to you at your current point in the stack.
For example, on line 37, we see the following:
```sh
(rdbg) ls # outline command
Object.methods: inspect to_s
locals: book1 book2 book3 store
```
### Using `finish`
We can go to our next breakpoint using `continue`. However, the `finish` or `fin` command will also bring us to the next breakpoint, or to the end of our program.
You can exit more quickly with `Ctrl-D` or `quit`.
## Adding Breakpoints On the Fly
A more advanced practice is to add breakpoints on the fly while running the debugger.
We have different ways to do that. Let's start with some more simple ways to add a breakpoint:
- To a specific line — `break <line number>` — in the current file.
- To the start of a specific method in a specific class: `break ClassName#method_name`.
```sh
(rdbg) break 38 # command
#0 BP - Line /mnt/data/Code/clients/AppSignal/debug/library.rb:38 (line)
(rdbg) break BookStore#find_by_title # command
#1 BP - Method BookStore#find_by_title at library.rb:27
```
Called on its own, the `break` command will list the existing breakpoints (the ones added through the debug console):
```sh
(rdbg) break # command
#0 BP - Line /mnt/data/Code/clients/AppSignal/debug/library.rb:38 (line)
#1 BP - Method BookStore#find_by_title at library.rb:27
```
You can also remove breakpoints that are added this way using the `del` or `delete` command:
- `del` will remove all breakpoints in one go (confirmation is needed).
- `del X` deletes breakpoints numbered X in the breakpoints list.
### Adding Conditions
You can also add conditions when setting a breakpoint. Imagine a method that goes wrong when the book title is "Germinal", but that goes ok if it's "Notre Dame". In this case, we can add a breakpoint on the method, but only if the book title matches.
```sh
(rdbg) break BookStore#find_by_title if: book1.title == "Germinal" # command
#1 BP - Method BookStore#find_by_title at library.rb:27 if: book1.title == "Germinal"
```
## Integration with IDEs
Many of us rely on modern IDEs and text editors that have support for direct debugging. A good choice is `rdbg`: it integrates well with many IDEs.
[Check the debug README for more details on `rdbg`](https://github.com/ruby/debug#use-rdbg-with-commands-written-in-ruby).
## Recap and Wrapping Up
In this post, we covered the following:
- Installing `debug`
- Adding breakpoints from your favorite code editor with `binding.break`
- Looking at the value of variables and objects from a debugger session
- Navigating within execution frames from the debugger console (with `up`, `down`, and `next`)
- Listing available variables and methods at any point in the console with `ls`
- Adding breakpoints and conditional breakpoints on the fly from the debugger console
- Listing and removing breakpoints (with `break`, `delete <number>`, and `delete`)
- Ending a debugging session with `finish`, `continue`, or `quit`.
The `help` command also provides plenty of details on the commands we have seen here and more. You can run `help break` (for example) to learn more about the `break` command and its subcommands.
In conclusion, the `debug` tool will greatly help you with debugging over the years.
Most debuggers use similar commands, so don't hesitate to try others out too (check out our post on [pry-byebug](https://blog.appsignal.com/2024/05/08/debugging-in-ruby-with-pry-byebug.html), for example).
Happy coding!
**P.S. If you'd like to read Ruby Magic posts as soon as they get off the press, [subscribe to our Ruby Magic newsletter and never miss a single post](https://blog.appsignal.com/ruby-magic)!** | riboulet |
1,926,524 | Namastetu Technologies: Top Digital Marketing Company in Indore | Namastetu Technologies is a leading digital marketing company in Indore, recognized among the top... | 0 | 2024-07-17T10:42:40 | https://dev.to/namastetu_india_50c2d8471/namastetu-technologies-top-digital-marketing-company-in-indore-1ng2 | marketing, digital, seo | Namastetu Technologies is a leading digital marketing company in Indore, recognized among the top agencies for its expertise in digital marketing services, including social media marketing, content marketing, and SEO. We cater to diverse industries such as beauty, education, real estate, and e-commerce, ensuring tailored strategies that drive results.
Visit-https://namastetu.com/ | namastetu_india_50c2d8471 |
1,926,526 | Top AI APIs for NLP Across Five Scenarios | Introduction Are you ready to unlock the full potential of Natural Language Processing... | 0 | 2024-07-17T10:47:03 | https://dev.to/novita_ai/top-ai-apis-for-nlp-across-five-scenarios-3iii | api, ai | ## Introduction
Are you ready to unlock the full potential of Natural Language Processing (NLP) in your applications? With the rise of AI APIs for NLP, developers now have access to powerful tools that can analyze, understand, and generate human language data. But with so many options available, how do you choose the right AI API for your needs? And what challenges might you face in integrating these APIs into your projects? In this blog, we'll explore the top AI APIs for NLP across five scenarios: Roleplay, Programming, Marketing/SEO, Translation, and Health. We'll delve into the benefits of using these APIs, the challenges you might encounter, and how to overcome them. So, if you're curious about how AI APIs can transform your NLP tasks, read on!
## What Are AI APIs for NLP?
### Explanation
AI APIs for NLP (Natural Language Processing) are software interfaces that utilize artificial intelligence algorithms to analyze, understand, and generate human language data. These APIs facilitate tasks such as sentiment analysis, text summarization and language translation, enabling developers to integrate sophisticated language processing capabilities into their applications without needing to build these algorithms from scratch.
By the way, AI APIs for NLP is just one type of AI API. AI APIs encompass a range of specialized tools designed to leverage artificial intelligence for various applications. These include Computer Vision APIs, which interpret visual data for tasks like object detection and facial recognition, and Speech Recognition and Synthesis APIs, facilitating conversion between spoken and written language.
### LLM, AI APIs and AI API providers
An LLM is a complex AI model trained to understand and generate human-like text, capable of performing various NLP tasks. An AI API, on the other hand, serves as an interface that allows developers to access and utilize the capabilities of an LLM without needing to manage the computational and technical complexities of the model itself. By providing a simplified, standardized method to interact with the LLM, the AI API enables developers to integrate advanced language processing functionalities into their applications, abstracting the underlying AI technology and making it widely accessible and easy to use.
The AI API provider is the entity that creates and maintains the AI API. They are responsible for ensuring that the API is reliable, scalable, and secure. They also handle customer support and billing related to the use of the API.
## Why Should I Use AI APIs for NLP Tasks?
Integrating a LLM API into your current Natural Language Processing (NLP) tasks can offer a variety of benefits that can enhance your projects and workflows. Here are five compelling reasons to consider this integration:
### Advanced Understanding of Language
LLMs are trained on vast amounts of data and can understand and generate human-like text. This means they can comprehend nuances, context, and semantics in a way that traditional NLP tools might not be able to.
### Improved Accuracy and Efficiency
LLMs can significantly improve the accuracy of tasks such as sentiment analysis, translation, and summarization. They can quickly process large volumes of text and provide results faster than manual processes.
### Customization and Flexibility
With an LLM API, you can tailor the model's responses to fit your specific needs and the context of your NLP tasks. This can be particularly useful for industry-specific language or specialized terminology.
### Continuous Learning and Updates
LLMs are constantly being updated and improved, which means the performance of your NLP tasks can also improve over time without requiring additional work on your part.
### Innovation and Competitive Edge
Integrating the latest AI technology can give your projects a cutting-edge advantage. It can open up new possibilities for innovation and can help you stay ahead of the competition in your field.
## What Are the Tips for Selecting AI APIs for NLP?
### 1 Define Your Needs
Clearly identify the specific NLP tasks you need to perform, such as text classification, sentiment analysis, entity recognition, translation, or summarization. This will help you determine the capabilities required from the API.
### 2 Performance Metrics
Look for APIs that provide detailed performance metrics and benchmarks. Understand the accuracy, speed, and reliability of the API in handling the types of tasks you plan to perform.
### 3 Customization
Consider how much you need to customize the API to suit your specific use case. Some APIs offer more flexibility in terms of training on custom data or adjusting parameters to fit your needs.
### 4 Scalability
Ensure the API can handle the volume of requests you anticipate. Scalability is important if you expect your usage to grow or if you need to process large datasets.
### 5 Integration
Check how easily the API can be integrated with your existing systems and workflows. Look for APIs that offer comprehensive documentation and support.
### 6 Cost
Evaluate the pricing model of the API. Consider whether it's based on the number of API calls, the amount of data processed, or a subscription model. Make sure it fits within your budget.
### 7 Security and Privacy
Ensure that the API provider has robust security measures in place to protect your data. Understand their data privacy policies and compliance with regulations such as GDPR.
### 8 Language Support
If your application requires support for multiple languages, make sure the API offers the necessary language capabilities.
### 9 Developer Support and Community
Look for APIs with active developer communities and good support. This can be invaluable for troubleshooting and getting help when you need it.
### 10 Ethical Considerations
Be aware of the ethical implications of using AI, including potential biases in the model's training data and the transparency of the AI's decision-making process.
### 11 Compliance and Regulations
Make sure the API complies with any relevant industry standards and regulations that apply to your project.
### 12 Trial and Testing
Before fully committing, test the API with your data to see how well it performs in real-world scenarios. Many providers offer trial periods or free tiers for this purpose.
## Application Scenario 1: Roleplay
Developers can integrate NLP AI APIs into roleplay applications to create immersive experiences where the system dynamically understands and responds to user inputs, allowing for a more interactive and personalized narrative that adapts to the user's choices and dialogue within the roleplay scenario.
Discover the leading Natural Language Processing (NLP) AI APIs that are making waves this week, offering cutting-edge solutions for developers and businesses alike:
### MythoMax 13B
Processing 21.9B tokens this week with a 238% increase rate in role-play, [**MythoMax 13B**](https://novita.ai/llm-api/playground#gryphe-mythomax-l2-13b) is leading the board. The idea behind this merge is that each layer is composed of several tensors, which are in turn responsible for specific functions. Using MythoLogic-L2's robust understanding as its input and Huginn's extensive writing capability as its output seems to have resulted in a model that exceeds at both.
The following image shows the providers of this model:
### Anthropic: Claude 3.5 Sonnet
Processing 2.37B tokens this week with a 33% increase rate in role-play, Claude 3.5 Sonnet delivers better-than-Opus capabilities, faster-than-Sonnet speeds, at the same Sonnet prices. Sonnet is particularly good at:
- Coding: Autonomously writes, edits, and runs code with reasoning and troubleshooting
- Data science: Augments human data science expertise; navigates unstructured data while using multiple tools for insights
- Visual processing: excelling at interpreting charts, graphs, and images, accurately transcribing text to derive insights beyond just the text alone
- Agentic tasks: exceptional tool use, making it great at agentic tasks (i.e. complex, multi-step problem solving tasks that require engaging with other systems)
The following image shows the providers of this model:
### WizardLM-2 8x22B
Processing 73B tokens this week with an 8% increase rate in role-play, [**WizardLM-2 8x22B**](https://novita.ai/llm-api/playground#microsoft-wizardlm-2-8x22b) is Microsoft AI's most advanced Wizard model. It demonstrates highly competitive performance compared to leading proprietary models, and it consistently outperforms all existing state-of-the-art opensource models.
The following image shows the providers of this model:
## Application Scenario 2: Programming
In the programming scenario, an NLP AI API can serve as a coding assistant, analyzing code context to offer intelligent suggestions, autocomplete code snippets, identify syntax errors, and even provide refactoring advice, thereby enhancing developer productivity and code quality.
Discover the leading Natural Language Processing (NLP) AI APIs that are making waves this week, offering cutting-edge solutions for developers and businesses alike:
### Anthropic: Claude 3.5 Sonnet
Processing 604M tokens this week with a 10% decrease rate in programming, Claude 3.5 Sonnet delivers better-than-Opus capabilities, faster-than-Sonnet speeds, at the same Sonnet prices. Sonnet is particularly good at: Coding, Data science, Visual processing and Agentic tasks.
The following image shows the providers of this model:
### DeepSeek-Coder-V2
Processing 90.3M tokens this week with a 48% increase rate in programming, DeepSeek-Coder-V2, an open-source Mixture-of-Experts (MoE) code language model. It is further pre-trained from an intermediate checkpoint of DeepSeek-V2 with additional 6 trillion tokens.
The original V1 model was trained from scratch on 2T tokens, with a composition of 87% code and 13% natural language in both English and Chinese. It was pre-trained on project-level code corpus by employing a extra fill-in-the-blank task.
The following image shows the providers of this model:
### WizardLM-2 8x22B
Processing 32.4M tokens this week with a 42% increase rate in programming, [**WizardLM-2 8x22B**](https://novita.ai/llm-api/playground#microsoft-wizardlm-2-8x22b) is Microsoft AI's most advanced Wizard model. It demonstrates highly competitive performance compared to leading proprietary models, and it consistently outperforms all existing state-of-the-art opensource models.
The following image shows the providers of this model:
### Application Scenario 3: Marketing/SEO
For marketing and SEO, NLP AI APIs can analyze user-generated content and search trends to identify key topics and suggest optimal keyword usage within web content. This analysis can also extend to competitor content, helping marketers to stay ahead by crafting SEO-optimized content that resonates with both users and search engines.
Discover the leading Natural Language Processing (NLP) AI APIs that are making waves this week, offering cutting-edge solutions for developers and businesses alike:
### Google: Gemini Flash 1.5
Processing 16.3M tokens this week with a 2% increase rate in marketing/SEO, Gemini 1.5 Flash is a foundation model that performs well at a variety of multimodal tasks such as visual understanding, classification, summarization, and creating content from image, audio and video. It's adept at processing visual and text inputs such as photographs, documents, infographics, and screenshots.
Gemini 1.5 Flash is designed for high-volume, high-frequency tasks where cost and latency matter. On most common tasks, Flash achieves comparable quality to other Gemini Pro models at a significantly reduced cost. Flash is well-suited for applications like chat assistants and on-demand content generation where speed and scale matter.
The following image shows the providers of this model:
### Anthropic: Claude 3.5 Sonnet
Processing 6.32M tokens this week with a 134% increase rate in marketing/SEO, Claude 3.5 Sonnet delivers better-than-Opus capabilities, faster-than-Sonnet speeds, at the same Sonnet prices. Sonnet is particularly good at: Coding, Data science, Visual processing and Agentic tasks.
The following image shows the providers of this model:
### NousResearch: Hermes 2 Pro - Llama-3 8B
Processing 1.54M tokens this week in marketing/SEO, [**Hermes 2 Pro**](https://novita.ai/llm-api/playground#nousresearch-hermes-2-pro-llama-3-8b) is an upgraded, retrained version of Nous Hermes 2, consisting of an updated and cleaned version of the OpenHermes 2.5 Dataset, as well as a newly introduced Function Calling and JSON Mode dataset developed in-house.
The following image shows the providers of this model:
## Application Scenario 4: Translation
In the translation domain, an NLP AI API can offer real-time language translation services, converting text or speech from one language to another while maintaining the original context and nuances. This capability is particularly useful for global applications, customer support services, and international business communications.
Discover the leading Natural Language Processing (NLP) AI APIs that are making waves this week, offering cutting-edge solutions for developers and businesses alike:
### Google: Gemini Flash 1.5
Processing 66.4M tokens this week with an 8% increase rate in translation, Gemini 1.5 Flash is a foundation model that performs well at a variety of multimodal tasks such as visual understanding, classification, summarization, and creating content from image, audio and video. It's adept at processing visual and text inputs such as photographs, documents, infographics, and screenshots.
The following image shows the providers of this model:
### NousResearch: Hermes 2 Pro - Llama-3 8B
Processing 57.1M tokens with a crazy 546229% increase rate this week in translation, [**Hermes 2 Pro**](https://novita.ai/llm-api/playground#nousresearch-hermes-2-pro-llama-3-8b) is an upgraded, retrained version of Nous Hermes 2, consisting of an updated and cleaned version of the OpenHermes 2.5 Dataset, as well as a newly introduced Function Calling and JSON Mode dataset developed in-house.
The following image shows the providers of this model:
### Meta: Llama 3 70B Instruct
Processing 27.1M tokens with a high 239% increase rate this week in translation, [**Meta's latest class of model (Llama 3)**](https://novita.ai/llm-api/playground#meta-llama-llama-3-70b-instruct) launched with a variety of sizes & flavors. This 70B instruct-tuned version was optimized for high quality dialogue usecases.
It has demonstrated strong performance compared to leading closed-source models in human evaluations.
The following image shows the providers of this model:
## Application Scenario 5: Health
In the healthcare sector, an NLP AI API can process and analyze large volumes of medical notes and records, extracting critical information and categorizing them according to medical terminology, symptoms, treatments, or diagnoses. This not only streamlines the organization of electronic health records but also aids in clinical decision-making and research by making medical data more accessible and understandable.
Discover the leading Natural Language Processing (NLP) AI APIs that are making waves this week, offering cutting-edge solutions for developers and businesses alike:
### OpenAI: GPT-3.5 Turbo
Processing 110M tokens with a 78% increase rate this week in health, GPT-3.5 Turbo is OpenAI's fastest model. It can understand and generate natural language or code, and is optimized for chat and traditional completion tasks. Its training data is up to Sep 2021.
The following image shows the providers of this model:
### Meta: Llama 3 70B Instruct
Processing 82.1M tokens with a 2% increase rate this week in health, [**Meta's latest class of model (Llama 3)**](https://novita.ai/llm-api/playground#meta-llama-llama-3-70b-instruct) launched with a variety of sizes & flavors. This 70B instruct-tuned version was optimized for high quality dialogue usecases.
The following image shows the providers of this model:
## What Are the Challenges and Solutions to Integrating AI APIs?
Integrating artificial intelligence (AI) APIs into existing systems and business processes, while offering tremendous potential, also faces a range of challenges. Here are some of the main challenges and corresponding solutions:
### Technical Integration Complexity
Aligning AI capabilities with the existing architecture and workflows of SaaS platforms without disrupting current operations requires substantial investment in both time and resources.
Solution: Engage a professional team or outsource to a software development house with expertise in AI implementation, despite the potential strain on the company's budget, the benefits will be worth it.
### Data Security and Privacy Issues
Ensuring data privacy and security is crucial when AI is used to handle sensitive tasks.
Solution: Adopt AI models with clear explanations of their workings to enhance transparency for non-technical users, and prioritize collecting data that accurately represents the diverse demographics of the clients' target audiences before building and training AI machine learning algorithms.
### Compliance with AI Regulations
Without careful human oversight and a risk-oriented AI integration strategy, businesses may fail to meet key compliance requirements.
Solution: Establish new internal IT governance processes, perform data cleaning to remove inaccurate or irrelevant material, and understand how to prompt your AI solution for accurate results.
### Reliability of AI Tools
Without a solid foundation of high-quality data or understanding of how to feed data into AI (i.e., prompts), businesses may end up with solutions that are at best useless or, at worst, actively harmful to human productivity and efficiency.
Solution: Businesses must be prepared to change how they manage data, which may include establishing scalable data lake architectures to pool high-quality data.
### Context Issues with Existing Code
Existing code snippets may not account for specific language frameworks or library dependencies.
Solution: Leverage advanced NLP algorithms of AI tools to understand the nuances of specific project requirements, thereby generating more relevant code snippets.
### API Version Management and Error Handling
Keeping up with API updates and deprecated features requires constant attention and effort, while dealing with various HTTP status codes and designing effective exception-handling mechanisms.
Solution: AI can automate the mapping between API responses and internal data structures, significantly reducing manual coding efforts, and predict the type of data that an API endpoint will return, allowing for the automatic generation of data models.
### Flexibility and Cost of AI Integration Services
Pre-built connectors may not cover all use cases or cater to unique business logic, and subscription or licensing fees can add to operational costs.
Solution: Utilize AI tools to automate the generation of API integration code, reducing the time and effort required to integrate external services.
### AI Integration Testing
Existing testing services often rely on user-written tests, which can limit automation capabilities.
Solution: AI algorithms can analyze API documentation to generate a suite of test cases, ensuring full coverage, and predict likely parameter values for test cases based on historical data and usage patterns.
### Smart Contracts and Natural Language Processing (NLP)
Blockchain-based smart contracts can be used to ensure trust and security in business engagements, and specialized machine learning models in NLP can be used to interpret and negotiate contract terms automatically.
### Interface-Free AI Systems
The ultimate goal in AI-enabled API integration is the development of interface-free AI systems that can dynamically interpret user requirements and identify relevant APIs to execute tasks autonomously.
Solution: Use advanced NLP and sentiment analysis to interpret user requirements from natural language inputs and machine learning models to search a database of APIs to find the most suitable one for the interpreted user requirements.
## Conclusion
In conclusion, integrating AI APIs for NLP offers unparalleled potential to revolutionize your projects. Among the top choices highlighted in this blog, for roleplay applications, MythoMax 13B offers robust understanding and interactive narrative capabilities. In programming scenarios, Anthropic's Claude 3.5 Sonnet excels with its coding, data science, and visual processing expertise. In marketing and SEO, Google's Gemini Flash 1.5 provides high-speed, cost-effective content generation and analysis. For translation services, Google's Gemini Flash 1.5 and NousResearch's Hermes 2 Pro deliver reliable, contextually accurate language translations. In healthcare, OpenAI's GPT-3.5 Turbo enhances clinical decision-making with its fast and accurate text processing abilities.
Explore these leading solutions today to elevate your NLP capabilities and stay ahead in your industry.
## FAQs
### 1. What are generative AI APIs?
Generative AI APIs are tools that leverage machine learning models to produce new content, such as text, images, or music, based on patterns and data they have been trained on. These APIs enable developers to create dynamic and creative outputs autonomously.
### 2. Can I use AI API for free?
Some AI APIs are for free, like ollama and Gemini 1.5. In addition, OpenAI API is free for the first few months after signing up with a verified mobile number. However, free AI APIs may mean poor or no customer service for troubleshooting. If you are concerned about cost issues, you can consider the cheapest AI APIs with strong performance, e.g. Novita AI.
> Originally published at [Novita AI](https://blogs.novita.ai/top-ai-apis-for-nlp-across-five-scenarios/?utm_source=dev_llm&utm_medium=article&utm_campaign=apis-scene)
> [Novita AI](https://novita.ai/?utm_source=dev_LLM&utm_medium=article&utm_campaign=top-ai-apis-for-nlp-across-five-scenarios) is the all-in-one cloud platform that empowers your AI ambitions. With seamlessly integrated APIs, serverless computing, and GPU acceleration, we provide the cost-effective tools you need to rapidly build and scale your AI-driven business. Eliminate infrastructure headaches and get started for free - Novita AI makes your AI dreams a reality.
| novita_ai |
1,926,527 | Building Your First Use Case With Clean Architecture | Clean Architecture has emerged as a guiding principle for crafting maintainable, scalable, and... | 0 | 2024-07-17T10:46:18 | https://dev.to/muhammad_salem/building-your-first-use-case-with-clean-architecture-4mj | Clean Architecture has emerged as a guiding principle for crafting maintainable, scalable, and testable applications. At its core, Clean Architecture emphasizes the separation of concerns and the dependency rule. The dependency rule dictates that dependencies should point inward toward higher-level modules. By following this rule, you create a system where the core business logic of your application is decoupled from external dependencies. This makes it more adaptable to changes and easier to test.
The Domain layer encapsulates enterprise-wide business rules. It contains domain entities, where an entity is typically an object with methods.
The Application layer contains application-specific business rules and encapsulates all of the system's use cases. A use case orchestrates the flow of data to and from the domain entities and calls the methods exposed by the entities to achieve its goals.
The Infrastructure and Presentation layers deal with external concerns. Here, you will implement any abstractions defined in the inner layers.
The statement "A use case orchestrates the flow of data to and from the domain entities and calls the methods exposed by the entities to achieve its goals" is a key concept in Clean Architecture. Let's break this down and explore it further.
Understanding Use Cases in Clean Architecture:
In Clean Architecture, a use case represents a specific action or scenario that the system can perform. It's part of the application layer and acts as an intermediary between the outer layers (like UI or external systems) and the inner domain layer.
The use case is responsible for:
1. Accepting input from the outer layers
2. Manipulating domain entities
3. Coordinating the flow of data
4. Returning results to the outer layers
Data Flow in Clean Architecture:
The flow of data in Clean Architecture typically follows this pattern:
1. External request comes in (e.g., from UI or API)
2. The request is passed to a use case
3. The use case interacts with domain entities
4. Results are passed back through the layers
Let's illustrate this with a real-world example in C#. Consider an e-commerce application where we want to implement a "Place Order" use case.
First, let's define our domain entities:
```csharp
public class Product
{
public int Id { get; set; }
public string Name { get; set; }
public decimal Price { get; set; }
}
public class Order
{
public int Id { get; set; }
public List<OrderItem> Items { get; set; } = new List<OrderItem>();
public decimal TotalAmount { get; private set; }
public void AddItem(Product product, int quantity)
{
Items.Add(new OrderItem { Product = product, Quantity = quantity });
CalculateTotalAmount();
}
private void CalculateTotalAmount()
{
TotalAmount = Items.Sum(item => item.Product.Price * item.Quantity);
}
}
public class OrderItem
{
public Product Product { get; set; }
public int Quantity { get; set; }
}
```
Now, let's create a use case for placing an order:
```csharp
public class PlaceOrderUseCase
{
private readonly IProductRepository _productRepository;
private readonly IOrderRepository _orderRepository;
public PlaceOrderUseCase(IProductRepository productRepository, IOrderRepository orderRepository)
{
_productRepository = productRepository;
_orderRepository = orderRepository;
}
public async Task<int> Execute(PlaceOrderRequest request)
{
// Create a new order
var order = new Order();
// For each item in the request, add it to the order
foreach (var item in request.Items)
{
var product = await _productRepository.GetByIdAsync(item.ProductId);
if (product == null)
{
throw new ProductNotFoundException(item.ProductId);
}
order.AddItem(product, item.Quantity);
}
// Save the order
await _orderRepository.SaveAsync(order);
// Return the order ID
return order.Id;
}
}
public class PlaceOrderRequest
{
public List<OrderItemRequest> Items { get; set; }
}
public class OrderItemRequest
{
public int ProductId { get; set; }
public int Quantity { get; set; }
}
```
In this example, the `PlaceOrderUseCase` orchestrates the flow of data:
1. It accepts input from the outer layers (the `PlaceOrderRequest`).
2. It interacts with the domain entities (`Order` and `Product`).
3. It uses infrastructure services (`IProductRepository` and `IOrderRepository`) to retrieve and persist data.
4. It returns a result (the order ID) to the outer layers.
The use case doesn't contain business logic itself. Instead, it delegates to the domain entities (like the `Order.AddItem` method) and coordinates the overall process.
This approach provides several benefits:
1. Separation of Concerns: The business logic is encapsulated in the domain entities, while the use case handles the coordination.
2. Testability: The use case can be easily unit tested by mocking the repositories.
3. Flexibility: The implementation of the outer layers (like how the order is presented or stored) can change without affecting the core business logic.
4. Maintainability: Each component has a single responsibility, making the system easier to understand and modify.
In the broader context of software architecture, this pattern of data flow - where requests flow inward to the domain layer and responses flow back outward - is common in many architectural styles beyond Clean Architecture. It's seen in hexagonal architecture, onion architecture, and others. The key principle is to keep the core business logic (the domain layer) isolated and independent of external concerns, allowing the system to be more flexible and adaptable to change.
| muhammad_salem |
|
1,926,529 | Why having opinions matters | Maybe this is a controversial topic that will make people uncomfortable - I want to talk about not... | 0 | 2024-07-17T10:48:32 | https://dev.to/arjunrao87/why-having-opinions-matters-5che | beginners, programming, productivity, learning | Maybe this is a controversial topic that will make people uncomfortable - I want to talk about not being opinionated _enough_.
Let’s start off with an analogy; discussing how many people select scores on a rating scale - whether it’s a survey, NPS ratings or something whose results range from 1 to 10.
When someone is uncomfortable to vote a certain way, they vote 7. If they think something is bad, instead of giving a 5 or 6 they will round up to a 7. If they are afraid that giving an 8 or 9 might be too strong of an endorsement, they will round down to a 7. 7 is the safe bet. It’s the i-am-not-seeking-confrontation number. It’s the please-let’s-get-along number. I personally dismiss 7 from the rating scale, because it gives an easy way out.
Unfortunately, this happens more often than you’d like in daily life. Say when someone proposes 2 options for solving a problem - you don’t want to be the person who defaults to “Oh yeah, either way works for me”. While it comes from a place of kindness that is an unhelpful contribution. The only thing worse is saying nothing at all. And don’t get me wrong, I have been that guy who says I’m fine with anything. However, I learned that to be an effective contributor to a discussion, it’s something I need to try to avoid or stop doing altogether.
I am going to try and underscore the importance of having strong opinions. They can certainly be strong opinions loosely held. You don’t have to be dogmatic in a way that you don’t leave room for discussion or negotiation.
## Why is it important to have strong opinions?
> You can build a great system that is founded on strong beliefs, but you will not build a great system that is founded on weak beliefs.
I call this the “Beliefs Antithesis”. This applies to systems that are technical, social or economical. Systems that are durable and stand the test of time, are built on rock hard foundations. These foundations come from a first-principles form of thinking. First principles thinking is a method of problem-solving that involves breaking down complex issues into their most basic and fundamental parts.
Everyone who wants to commit to being a strong leader, needs to be able to reason through a problem and present their opinion on it. To be a voice that people respect, you need to have strong convictions. Those convictions need to be grounded in strong reasoning, so you can defend your thoughts or actions. Don’t be disappointed or dismayed if you are unable to convince others about your idea. Learn from it and figure out how to best communicate the message. The problem in most cases would not be that you had a “wrong” opinion but that you had either incorrect messaging or missing inputs. Take that positively and learn from the experience.
This is a skill that is often lacking in people who are junior. No one wants to antagonize the person or group putting an idea or solution on the table. Unfortunately the only way you will grow in your career is to formulate your own opinions and be able to reason through them. Blindly following someone else’s voting or reasoning might work in the near term, but it will not catapult you ahead in life. I understand, it’s a hard skill to learn if this does not come to you intuitively. To overcome it, you need to observe and absorb from the best around you while giving it your own unique twist. As Neale Donald Walsch said “Growth begins at the end of your comfort zone”.
## In closing…
Being apathetic when you are being asked to opine on something can be demotivating and unproductive to the people seeking your input. It’s easy to not care. Caring takes effort. Be empathetic and craft your opinions to fit what your audience is looking for to move the conversation forward. Your inputs matter and make sure to formulate strong opinions drawing on your experience and surroundings.
---
If you liked this article, please ❤️ to give me feedback! If you agree/disagree with anything, please leave some comments on the article and we can discuss!
---
## 📚 This Week’s Top 3
- Article by Akash Mukherjee on [When is the Right Time to Quit](https://substack.com/home/post/p-146058995)
- How [Discord did a migration](https://discord.com/blog/how-discord-stores-trillions-of-messages) across trillions of messages
- [Mesop](https://google.github.io/mesop/) - Quickly build Web UIs in Python
| arjunrao87 |
1,926,531 | Pet Grooming Kit: Bí kíp chăm sóc lông có 1-0-2 tại nhà | Bạn cảm thấy việc chăm sóc lông thú cưng của bạn đang mất quá nhiều thời gian và công sức? Bạn muốn... | 0 | 2024-07-17T10:51:27 | https://dev.to/petkitvietnam/pet-grooming-kit-bi-kip-cham-soc-long-co-1-0-2-tai-nha-i1e | petkit | **_Bạn cảm thấy việc chăm sóc lông thú cưng của bạn đang mất quá nhiều thời gian và công sức? Bạn muốn tìm kiếm một giải pháp đơn giản mà hiệu quả mà không cần phải đầu tư vào quá nhiều dụng cụ không cần thiết? Bộ Dụng Cụ Chăm Sóc Thú Cưng – PETKIT AirClipper 5-in-1 Pet Grooming Kit là giải pháp lý tưởng dành cho bạn. Vậy bộ dụng cụ này bao gồm những gì và bạn có thể mua chúng ở đâu để đảm bảo chất lượng? Hãy cùng tìm hiểu chi tiết tại PETKITSTORE.VN trong bài viết dưới đây nhé._**
**1. PETKIT AirClipper 5-in-1 Pet Grooming Kit là gì?**
Đầu tiên chúng ta hãy cùng tìm hiểu về “Pet Grooming” hay chăm sóc lông thú cưng. Các công việc này thường bao gồm: chải lông, tắm rửa, tỉa hoặc cắt lông, cắt móng. Bộ dụng cụ chăm sóc thú cưng thường bao gồm các dụng cụ như máy cắt lông, bàn chải, kéo và đôi khi là hệ thống hút chân không chuyên dụng giúp thu gom lông rụng.
Tùy theo từng bộ sản phẩm mà các thiết bị được đính kèm bên trong có thể khác nhau, nhưng nhìn chung, một bộ dụng cụ chải chuốt thú cưng thường bao gồm bao gồm các dụng cụ sau:
Lược chải lông: dùng để chải lông rối và rụng trên người thú cưng
Kéo cắt tỉa lông: Kéo chuyên dụng dùng để cắt tỉa lông khi lông thú cưng dài gây khó chịu hoặc che mắt tầm nhìn.
Tông đơ cắt lông: dùng để cắt và tỉa những phần lông dài và dày một cách nhanh chóng.
Dụng cụ hút lông: sản phẩm mang chức năng hút lông đảm bảo lông rụng không bay lung tung và giữ vệ sinh không gian sống.
Kềm cắt móng: dọn móng tránh tình trạng móng quá dài gây hại cho thú cưng và trầy xước cho chủ
Có PETKIT AirClipper 5-in-1 Pet Grooming Kit giúp lông thú cưng trở nên gọn gàng hơn
**2. Lợi ích của PETKIT AirClipper 5-in-1 Pet Grooming Kit**
Với các PETKIT AirClipper 5-in-1 Pet Grooming Kit, bạn sẽ dễ dàng dọn dẹp sau quá trình cắt tỉa. Từ đó, giúp hoạt động chăm sóc lông trở nên đơn giản hơn.
Ngoài sự tiện lợi, sử dụng máy cắt tỉa chải và hút lông còn mang lại nhiều lợi ích cho sức khỏe và vẻ đẹp của thú cưng. Đầu tiên, việc chăm sóc thường xuyên giúp phát hiện sớm các bất thường như khối u hoặc nhiễm trùng, có thể cứu mạng thú cưng. Chải lông định kỳ không chỉ loại bỏ lông chết và bụi bẩn mà còn kích thích tuyến dầu tự nhiên trên da, giúp bộ lông bóng mượt và khỏe mạnh.
Việc cắt tỉa móng định kỳ cũng rất quan trọng, giúp hạn chế việc thay đổi cách đi lại của thú cưng, từ đó ngăn ngừa chấn thương và bệnh viêm khớp. Bên cạnh đó, việc chăm sóc thú cưng cũng là cơ hội để tăng cường mối quan hệ giữa chủ nhân và thú cưng, giúp các “boss" quen với việc được chăm sóc và giảm stress trong quá trình này.
**3. PETKIT AirClipper 5-in-1 Pet Grooming Kit**
Máy cắt tỉa, chải & hút lông hiện đại nhất hiện nay
Nắm bắt được nhu cầu cắt tỉa và chăm sóc lông của các con “sen”, PETKIT cho ra mắt sản phẩm máy cắt tỉa chải và hút lông PETKIT AirClipper 5-in-1 với thiết kế hiện đại, tiện lợi, đem lại hiệu quả chăm sóc lông và trải nghiệm tốt nhất cho các “boss”. Máy mang trong mình tất cả ưu điểm cần có của một Pet Grooming Kit chất lượng cao có thể kể đến như nhỏ gọn, hiện đại, công suất cao với đầy đủ các tính năng.
Như cái tên của mình, PETKIT AirClipper 5-in-1 đem đến 5 chức năng chính cắt tỉa lông, chải lông rối, chải lông rụng, hút lông và hút bụi bẩn. Với 5 tính năng này, “boss” nhà bạn sẽ luôn ở trong trạng thái gọn gàng và sạch sẽ nhất.
Chi tiết 5 tính năng được cung cấp bởi PETKIT AirClipper 5-in-1 như sau:
Cắt tỉa lông với tông đơ 2 trong 1 nhanh chóng và an toàn cho thú cưng. Tông đơ này hoạt động rất êm, sắc bén, dễ dàng tỉa được những bộ lông dày, giúp bạn có những lưỡi cắt chính xác hơn mà vẫn đảm bảo được độ an toàn tuyệt đối.
Hút sạch lông rụng hiệu quả với máy hút chân không cùng khả năng làm sạch tới 99.95% lông thú cưng rụng, bụi bẩn và hạn chế ô nhiễm không khí thứ cấp.
Chải lông rối dễ dàng với lược chải chuyên dụng, giúp loại bỏ các phần lông rối ở các vùng hay rối.
Chải lông rụng với lược được thiết kế đặc biệt với chức năng loại bỏ các phần lông rụng còn sót lại trên phần lông thú cưng. Tránh tình trạng vương vãi lông rụng trong quá trình thú cưng vận động.
Hút bụi bẩn trên đồ nội thất, thảm và sàn nhà với đầu hút bụi tiện lợi sau quá trình cắt tỉa lông.
Bạn có thể tham khảo thêm chi tiết sản phẩm và cách sử dụng tại trang sản phẩm: Máy Cắt, Tỉa, Chải, Hút Lông Chó Mèo PETKIT 5in1 Cao Cấp
**4. Có thể mua PETKIT AirClipper 5-in-1 Pet Grooming Kit ở đâu?**
Bạn vẫn đang tìm kiếm địa điểm để mua PETKIT AirClipper 5-in-1 Pet Grooming Kit chính hãng, uy tín? Đừng lo, Petkitstore.vn luôn cung cấp các sản phẩm chất lượng với tiêu chuẩn cao nhất.
PETKIT Store là nhà phân phối được ủy quyền chính thức từ PETKIT Thượng Hải, đảm bảo hàng chính hãng với mức giá tốt nhất. Ngoài ra, PETKIT còn có chế độ bảo hành tốt nhất thị trường nhờ sự hỗ trợ từ đội ngũ kỹ thuật và nhà máy sản xuất từ Thượng Hải. Ngoài ra, do được ủy quyền chính thức tại Việt Nam, PETKIT Store luôn đảm bảo đa dạng sản phẩm để đáp ứng mọi nhu cầu của khách hàng trong chăm sóc thú cưng.
Bạn có thể dễ dàng tìm mua Pet Grooming Kit tại cửa hàng của petkitstore.vn. Ngoài ra, các con sen cũng có thể tìm thấy tất cả những gì cần thiết cho hành trình nuôi boss ở đây. Đến ngay PETKIT Store hoặc truy cập vào website petkitstore.vn để tham khảo qua các sản phẩm nhé!
**5. Lưu ý khi sử dụng máy cắt tỉa, chải và hút lông chó mèo **
**5.1 Lưu ý khi lựa chọn Pet Grooming Kit**
Để có thể lựa chọn được Pet Grooming Kit phù hợp với, các “con sen” cần lưu ý những yếu tố chính sau đây để lựa chọn được bộ dụng cụ tốt nhất:
Cân nhắc kỹ loại thú cưng (giống chó, mèo) và đặc điểm bộ lông: Các pet và loại lông khác nhau đòi hỏi các dụng cụ chăm sóc khác nhau. Đảm bảo rằng Pet Grooming Kit bạn chọn phù hợp với giống và loại lông của “boss” nhà bạn. Ví dụ, thú cưng có lông dài có thể cần các loại chải và máy cắt khác so với những thú cưng có lông ngắn.
Xem xét chất lượng của Kit: Tìm kiếm những bộ dụng cụ có chất lượng cao, bền và hiệu quả. Ví dụ, lưỡi kéo và tông đơ làm bằng thép không gỉ và tay cầm chắc chắn là dấu hiệu của một sản phẩm chất lượng tốt. Các dụng cụ chất lượng cao không chỉ bền lâu hơn mà còn đảm bảo trải nghiệm chăm sóc an toàn cho thú cưng của bạn.
Các dụng cụ trong Kit: Kiểm tra xem bộ dụng cụ bạn chuẩn bị mua bao gồm những gì. Một Kit đầy đủ sẽ bao gồm tông đơ, kéo, lược, và các sản phẩm dọn dẹp lông và bụi bẩn như chổi hay máy hút. Một số bộ dụng cụ còn đi kèm với các dụng cụ chuyên biệt như kềm cắt móng và dũa móng, vì ngoài lông thì móng chân pet cũng là yếu tố rất quan trọng.
Cần chọn máy cắt tỉa, chải và hút lông chó mèo phù hợp
Thiết kế và kích thước của các dụng cụ: Kích thước của các dụng cụ nên phù hợp với kích thước thú cưng của bạn. Đặc biệt nếu thú cưng của bạn quá nhỏ hoặc quá lớn, việc chọn đúng kích thước sẽ rất quan trọng trong việc hiệu quả của Kit. Ngoài phù hợp với thú cưng, các dụng cụ nên được thiết kế thoải mái khi cầm và sử dụng.
Phiên bản có dây hoặc không: Tùy vào nhu cầu, bạn nên cân nhắc vấn đề này thật kỹ. Các mẫu không dây cung cấp nhiều sự linh hoạt hơn và dễ dàng điều khiển hơn, nhưng chúng cần được sạc thường và có thể có công suất không bằng các phiên bản có dây. Bên cạnh đó, có thể phiên bản không dây sẽ có giá thành cao hơn một chút.
Mức Độ Ồn: Một số thú cưng nhạy cảm với tiếng ồn, vì vậy điều quan trọng là chọn máy cắt hoạt động êm ái. Điều này có thể làm cho trải nghiệm chăm sóc ít căng thẳng hơn cho thú cưng của bạn.
Khả năng bảo trì và vệ sinh: Đảm bảo các dụng cụ trong bộ có thể dễ dàng vệ sinh và bảo trì. Một số máy cắt và kéo cần được bảo dưỡng thường xuyên và mài sắc để giữ chúng trong tình trạng tốt. Lựa chọn được nhà cung cấp có chế độ bảo hành tốt cũng là một yếu tố quan trọng.
Tham khảo ý kiến của người xung quanh: Tham khảo các reviews, đánh giá của các “con sen” khác trên các hội nhóm thú cưng. Họ có thể cung cấp những trải nghiệm thực tế hơn về việc sử dụng và lựa chọn Pet Grooming Kit trên thị trường.
**5.2 Lưu ý khi sử dụng PETKIT AirClipper 5-in-1 Pet Grooming Kit**
Khi sử dụng PETKIT AirClipper 5-in-1 Pet Grooming Kit, cần chú ý một số yếu tố quan trọng để đảm bảo việc chải lông an toàn và hiệu quả cho thú cưng của bạn:
Đọc kỹ hướng dẫn sử dụng: Trước khi bắt đầu, hãy làm quen với các dụng cụ trong bộ và đọc kỹ hướng dẫn của nhà sản xuất. Điều này sẽ giúp bạn hiểu cách sử dụng từng công cụ đúng cách và bảo trì chúng.
Chuẩn bị tinh thần tốt nhất cho pet: Đảm bảo “boss” luôn bình tĩnh và thoải mái trước khi bắt đầu quá trình chải lông. Vận động một chút cũng là cách để chúng thoải mái hơn.
Hãy nhẹ nhàng: Chải lông phải là một trải nghiệm thú vị cho thú cưng của bạn. Hãy nhẹ nhàng khi chải để đảm bảo trải nghiệm tốt nhất cho pet. Tránh việc dùng lực mạnh, nhất là khi gỡ các nút rối ở lông.
Nhẹ nhàng để thú cưng không phản ứng khi cắt tỉa
Bảo trì thường xuyên: Giữ các dụng cụ chải chuốt sạch sẽ và độ sắc ban đầu. Điều này không chỉ kéo dài tuổi thọ của dụng cụ mà còn đảm bảo chúng an toàn và hiệu quả khi sử dụng. Làm sạch bàn chải và lược thường xuyên, và nếu sử dụng tông đơ, hãy tra dầu theo hướng dẫn để chúng hoạt động trơn tru.
Theo dõi thái độ của pet: Nếu thú cưng có vẻ căng thẳng hoặc không thoải mái, hãy cho chúng nghỉ ngơi và cố gắng làm cho trải nghiệm trở nên tích cực hơn, có thể bằng cách khen thưởng hoặc vuốt ve.
Kiểm tra các vấn đề về da: Chải lông là thời điểm thích hợp để kiểm tra bất kỳ dấu hiệu bất thường nào trên da thú cưng của bạn, chẳng hạn như vết sưng, mẩn đỏ, ký sinh trùng hoặc các mảng lông rụng. Việc phát hiện sớm có thể giúp điều trị nhanh hơn và đảm bảo sức khỏe của pet.
Dọn dẹp: Sau quá trình chăm sóc lông, hãy đảm bảo không gian sống của bạn thật sạch sẽ. Các dụng cụ cũng cần được vệ sinh ngay sau đó. Điều này ngăn ngừa sự lây lan của bất kỳ vi khuẩn hoặc ký sinh trùng nào.
Kiên nhẫn và khen ngợi: Hãy kiên nhẫn, đặc biệt nếu thú cưng của bạn không quen với việc chải lông. Việc vùng vẫy, phá phách và không thoải mái trong quá trình chải lông là phản ứng bình thường của thú cưng. Luôn kết thúc buổi chải chuốt một cách tích cực bằng nhiều lời khen ngợi và một số món quà để khích lệ thú cưng cho những lần sau.
Bên trên là bài viết “PETKIT AirClipper 5-in-1 Pet Grooming Kit: Bí kíp chăm sóc lông có 1-0-2 tại nhà” của PETKITSTORE. Hi vọng bài viết giúp bạn hiểu rõ hơn về hoạt động và công dụng của PETKIT AirClipper 5-in-1. Ngoài ra, Petkitstore.vn hi vọng bạn có thể chọn đúng sản phẩm phù hợp với các lưu ý ở cuối bài.
**Xem thêm: Máy dọn phân mèo [Petkit Pura X](https://petkitstore.vn/petkit-pura-x) 2024** | petkitvietnam |
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1,926,533 | 50 principles of navigating work and life | These are principles I adhere to for my own life so I realized I should write it down to codify it... | 0 | 2024-07-17T10:52:06 | https://dev.to/arjunrao87/50-principles-of-navigating-work-and-life-4lja | beginners, programming, productivity, learning | These are principles I adhere to for my own life so I realized I should write it down to codify it for posterity. They are intentionally short to be memorable and are in no particular order. Over time I imagine I will add on to them, as these are the learnings of my interactions with time.
- Never underestimate the **importance of the people** around you, and the impact you have on them.
- If you **fight the good fight** and you fight it for the right reasons, people will appreciate you for who you are.
- **Don't burn any bridges**, because you never know when your paths will cross again and in what capacity.
- **No (wo)man is an island**. Decisions that you make, have a far broader impact than just yourself.
- **Listen to the other voices** in the room and build out the decision tree to formulate/translate your own thoughts. If you have a differing opinion, voice it, because you won't always be asked for it.
- It is easy to criticize and not that easy to empathize. Before criticizing decisions other people made, first **think of what assumptions have been made** to come to that conclusion, and that might help with empathizing.
- **Don't be a yes (wo)man** and don't be a no (wo)man either. Others like minds that poke holes in theories, with rational arguments, but do not like someone who is always a contrarian, for the sake of it.
- When you present a problem, **make sure you have a possible solution** to go with it, even if it is nascent/half-baked. If you always bring only problems, and no solutions, it isn't helpful to anyone.
- **Always be positive** and energetic around your team. Positivity is contagious but negativity even more so.
- **Have conviction in what you believe**, based on gut instinct or facts. Have confidence in your own decisions and stick by it.
- **Don't fall for the buzzwords** and the shiny toys. As per Occam's razor, the simplest solutions are often the right ones.
- **When in doubt or confusion, seek help**. Spinning wheels, twiddling thumbs or presenting face-time, in an effort to look productive, while headed nowhere, is a waste of time and effort.
- As much as it is a cliche, **no question is a dumb question**.
- Always try to **build something of "true" value**. People you work with along the way, as well as end users, will always know and appreciate the significance of a maker who cares.
- **Multiple choices have diminishing returns**. Marie Kondo the options, so that you can make a decision faster and more efficiently. Follow the principle of Essentialism. Instead of dispersing your energy in a 100 directions, focus all that energy in 1 direction.
- **Know when the juice is not worth the squeeze**. This is with respect to holding positions in a discussion/argument, effort being put into building something out, etc.
- **Don't make money the sole measure of success**. Money makes certain things simpler, but makes other things more complicated. Invest in good projects and healthy relationships as a priority, and money will find its way.
- **Perfect is the enemy of good**. Don't procrastinate to deliver on a result. If you aren't embarrassed of what you shipped, then you are probably too late. Avoid paralysis by analysis.
- **Don't compete in a rat race**. Even if you win, you are still a rat.
- **Don't wing your career**. It isn't something that you can just do on the fly. Be deliberate about the skills you lack and the direction you need to take, while making the important decisions.
- **Inspire and inform people around you**. Inspiration comes in all shapes and forms. It isn't always an a-ha moment.
- If you have achieved a modicum of success, **give back to the community**. The social fabric binds the sanity of the collective.
- **Don't silo and hide information** from other people. Being transparent will help you and others achieve their tasks and objectives much more efficiently.
- If your subordinate outshines you, **don't be petty or vengeful**. Them achieving that success is a measure of your mentorship/leadership abilities.
- As a general rule, **don't discuss politics**, religion or race at a workplace.
- **Always be open to new ideas** and differing points of view. You may or may not agree with them today, but they might help shape an opinion on a completely different topic, some other time.
- **Take ownership and accountability** of things you are responsible for. If someone trusts you to do something, you need to be accountable for that.
- Task determination and execution should be as **decentralized** as possible. The more the concentration of decision-making capabilities, the more the bottlenecks and points of failure.
- **Different people have different strengths and weaknesses**. If you find out what these are for individual people, your value-add increases drastically.
- **Increase diversity of thought** in your decision making process. You agreeing, all the time, with a bunch of other people, who have no differing opinions, serves no purpose.
- If you truly believe in something, **give it your all**.
- **Always be hungry** and curious for learning. If you do not have the knowledge, be a sponge.
- You are unique and, by extension, your perspectives that you bring to the table are unique. **Dismiss any feelings of "imposter syndrome"** you have and seize the opportunity. Carpe diem.
- If you are stuck with a problem, trying to jackhammer it, for extended periods of time, might be completely unhelpful. Letting it sit overnight, and seeing it with a **fresh set of eyes** and neuron connections, might help facilitate the solution.
- As General Patton said - "**Do everything you ask of those you command**". Don't try to pass off some grunt work to someone else, just to shirk responsibility, if you yourself would never want to do it.
- Professional life is a fine balance between being a **one-trick-pony and a jack-of-all-trades-master-of-none**.
- **Be greedy with your ideas and frugal with your implementations**. Ideas can be cheap, your time isn't.
- If you are building a product or designing something, **be your own first customer**. Try to understand and predict what kind of pains a first user will encounter.
- Before jumping into any assignment given to you, **ask all the right questions** prior to starting it. Taking a step back and applying some critical thinking to the problem at hand will only move towards a positive outcome.
- **Don't be too attached to an idea**. An idea held too long without rationale is just an ideology.
- If someone isn't agreeing to your point of view, it could be that **you are not conveying your idea clearly enough**, rather than the other person being intransigent.
- While making your argument, **don't be polemic or pedantic**. People don't like being attacked or talked down to.
- **Less is more**. Some people like to pad their words with jargon and fancy sounding terms for no apparent reason, but it just reduces the potency of their point and you will tend to lose interest in what they have to say.
- If you notice problems/issues, **see what you can do to solve** it rather than resorting to complaining.
- If a lot of people are complaining about something, rather than joining them, think about how it can be solved. **Opportunities abound where inaction lays**.
- When executing a plan, **always have a plan B**. No plan survives the first contact intact.
- **If you do not know something, admit it** rather than making an elaborate excuse to cover up your lack of expertise. You will be respected for your honesty.
- **Don't lose touch with reality**. Always make an attempt to feel the pulse of the community around you, below and above you.
- **A job is about 3 things** - security/peace of mind, money/financially rewarding and learning/being challenged. Many times, you can find at most, 2 out of 3 at a place. If you find all 3, consider yourself lucky.
- **Don't be afraid of failure** - not every project or endeavor can be successful. If you haven't failed at anything, you haven't tried to get out of your comfort zone and tried anything worthwhile yet.
---
If you liked this article, please :heart: to give me feedback! If you agree/disagree with anything, please leave some comments on the article and we can discuss!
---
## 📚 This Week’s Top 3
- The term “podcast” is a portmanteau of the words “pod” and “broadcast”. The term “pod” refers to the Apple iPod 🤯
- [PechaKucha](https://en.wikipedia.org/wiki/PechaKucha) is a storytelling format in which a presenter shows 20 slides for 20 seconds of commentary each. At a PechaKucha Night, individuals gather at a venue to share personal presentations about their work.
- [Terminal.shop](https://www.terminal.shop/) - A developer-only website to order coffee beans (using a terminal)! | arjunrao87 |
1,926,558 | Shared vs. VPS Server: Which Option Is Best for You? | When it comes to hosting your website, one of the most crucial decisions you will face is choosing... | 0 | 2024-07-17T11:02:30 | https://dev.to/leasepacket/shared-vs-vps-server-which-option-is-best-for-you-2d1n | vps, leasepacket, vpsserver, cloudserver | When it comes to hosting your website, one of the most crucial decisions you will face is choosing between a shared server and a Virtual Private Server (VPS). Each option has unique advantages & disadvantages, and the right choice depends on your requirements. In this article, we will explore the key differences between shared vs. VPS hosting - to help you determine which option is best for you.
## What is Shared Hosting?
Shared hosting means sharing server resources, such as CPU, RAM, and bandwidth, with other websites on the same server. This option is usually the most affordable and is ideal for beginners, small websites, or blogs with low to moderate traffic.
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## Disadvantages of Shared Hosting
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Since you share resources with other websites, high traffic on one site can affect your site's performance.
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## What is VPS Hosting?
A [VPS](https://leasepacket.com/cloud-server/) is a step forward from shared hosting. It uses virtualization technology to divide a physical server into multiple virtual servers, each with dedicated resources. This means you get a slice of the server all to yourself - offering better performance & more control.
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VPS hosting is more expensive than shared hosting, though it is still affordable compared to dedicated servers.
### Technical Knowledge Required
Managing a VPS can be more complex - it requires some technical expertise or the willingness to learn.
### Maintenance Responsibility
You may be responsible for some aspects of server maintenance & updates. It depends on your hosting service provider.
## Which Option Is Best for You?
The decision between shared & VPS hosting ultimately depends on your business conditions & goals. Here are some factors to consider:
### Budget
Shared hosting is a cost-effective solution when you are on a tight budget and running a small website or blog with low traffic.
### Performance Needs
If your website has high traffic or requires more resources for better performance - VPS hosting is the better choice.
### Security Concerns
For websites handling sensitive information, the enhanced security of VPS hosting is worth the extra cost.
### Technical Skills
Do you lack technical skills? If yes, shared hosting is easier to manage. However, if you have or are willing to gain some technical knowledge - VPS hosting offers more flexibility & control.
## Conclusion
Shared & VPS hosting depends on your business requirements & goals. Shared hosting is perfect for beginners and small websites looking for an affordable option. On the other hand, VPS hosting is ideal for those needing better performance, security, and control over their hosting environment. Evaluate your conditions and make your decision.
Need help with hosting solutions?
Connect with [Leasepacket](https://leasepacket.com/).
| leasepacket |
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| tyythnc |
|
1,926,545 | App Landing page | I created this app landing page. Features Responsive. Tailwind css, for rapid... | 0 | 2024-07-17T10:55:20 | https://dev.to/paul_freeman/app-landing-page-58np | webdev, landingpage, showdev, opensource | I created this app landing page.
### Features
* Responsive.
* Tailwind css, for rapid development.
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You can view the live site here: [app landing page](https://aisales-app.netlify.app/)
## Follow
[twitter](https://x.com/pauls_freeman)
[github](https://github.com/PaulleDemon)
### Source code
You can get this template on [Github](https://github.com/PaulleDemon/landing-pages/tree/main/src/apps/AISales) | paul_freeman |
1,926,546 | Promising AI's Accountability, Responsibility, And Transparency In Healthcare (2024) | In recent years, the integration of Artificial Intelligence (AI) in healthcare has promised... | 0 | 2024-07-17T10:55:21 | https://www.solutelabs.com/blog/ai-healthcare-accountability-responsibility-transparency | ai, healthcare, accountability | In recent years, the integration of Artificial Intelligence (AI) in healthcare has promised revolutionary advancements, from precision medicine to administrative efficiency. However, with great promise comes great responsibility, which revolves around accountability, responsibility, and transparency. AI in healthcare operates on algorithms that analyze vast amounts of data to make predictions, diagnoses, and treatment recommendations.
While these systems offer unprecedented capabilities, they also raise concerns about accountability.
Who is responsible if an AI algorithm makes a mistake in diagnosis or treatment?
Is it the developers, the healthcare providers, or the regulatory bodies overseeing their usage?
How much transparency is there between the AI decisions and their respective patients?
Ultimately, AI holds immense potential to improve patient outcomes and streamline processes. However, achieving this potential requires a careful balance of accountability, responsibility, and transparency.
#Exploring the Role of AI Accountability in Healthcare
According to [Markets and Markets research](https://www.marketsandmarkets.com/Market-Reports/artificial-intelligence-healthcare-market-54679303.html), in 2024, the worldwide market for AI in healthcare reached a valuation of USD 20.9 billion, with projections suggesting it will surge to USD 148.4 billion by 2029, reflecting a Compound Annual Growth Rate (CAGR) of 48.1% during the forecast period.
In the field of healthcare, the integration of AI has promised transformative advancements, from more accurate diagnoses to personalized treatment plans. However, alongside these benefits, the introduction of AI into medical practices also raises critical questions regarding accountability.
As AI algorithms become increasingly involved in decision-making processes, ensuring their accountability becomes most important to maintaining patient safety and trust in the healthcare system. Accountability offers transparency in algorithmic decision-making, responsibility for outcomes, and mechanisms for addressing errors or biases.
Healthcare providers, developers, regulators, and policymakers must collaborate to establish robust frameworks for AI accountability, consisting of rigorous testing, ongoing monitoring, and clear protocols for addressing errors or biases that may arise. Ultimately, fostering accountability not only mitigates risks but also enhances the potential of AI to revolutionize patient care, paving the way for a more efficient, equitable, and patient-centered healthcare ecosystem. Here is an example of AI accountability in the healthcare industry:
Suppose, a hospital implements an AI-powered diagnostic system with [IoT](https://www.solutelabs.com/blog/iot-in-healthcare) to assist radiologists in interpreting medical images such as X-rays and MRIs. The AI system is designed to identify abnormalities and provide recommendations to aid in diagnosis.
Here are AI’s accountability measures in this scenario:
* Clear documentation on how the AI works.
* Strict protocols for patient data protection.
* Rigorous testing before deployment and continuous monitoring afterward.
* Radiologists retain final decision-making authority.
Clear roles and regular reviews to ensure ethical and effective use.
These measures ensure that the AI system enhances patient care while maintaining ethical standards and minimizing risks.
#Understanding AI’s Responsibility in Healthcare
[Artificial Intelligence](https://www.solutelabs.com/blog/category/artificial-intelligence
) holds immense potential for transforming healthcare by enhancing diagnostics, treatment, and patient care. However, with this potential comes the critical responsibility of ensuring AI operates ethically and transparently. AI systems must be designed to prioritize patient well-being, uphold privacy and security standards, and mitigate biases that could perpetuate disparities in healthcare delivery.
Moreover, AI developers and healthcare practitioners must collaborate to establish clear guidelines and regulations governing the use of AI in healthcare to ensure accountability and trustworthiness. As AI continues to advance, it's essential to recognize its role as a tool to augment human capabilities rather than replace them entirely, emphasizing the importance of human oversight and empathy in medical decision-making.
Ultimately, by embracing AI responsibly, we can harness its potential to revolutionize healthcare while safeguarding patient interests and promoting equitable access to quality care. Again, to understand responsible AI in healthcare, understand a real life illustration to have better clarity of AI’s responsibility in healthcare:
Diabetic retinopathy is a common complication of diabetes and a leading cause of blindness worldwide. Early detection and treatment can prevent vision loss, making regular eye screenings essential for diabetic patients. However, due to the shortage of ophthalmologists and the time-consuming nature of traditional screenings, many patients do not receive timely care. In response to this challenge, researchers and developers have created AI-powered systems to assist in diabetic retinopathy screening.
Now the question arises: what can be the role and responsibility of AI-powered systems in this scenario:
The role and responsibilities of AI in this context include:
* AI can prioritize cases based on urgency, helping radiologists focus on critical cases first, thereby improving patient care and reducing waiting times.
* AI systems provide consistent interpretation regardless of factors like fatigue or experience level, ensuring a reliable standard of care across different healthcare settings.
* AI algorithms are trained to detect abnormalities or potential signs of disease in medical images with high accuracy, potentially reducing human error and oversight.
* It can serve as a second opinion or assist radiologists in making diagnoses by providing additional insights or highlighting areas that might be overlooked.
#Shedding Light on the Transparency of AI in Healthcare Decision-Making
Transparency in the application of AI within the healthcare sector is quite important to ensure both the efficacy and ethical integrity of its usage. In healthcare, AI algorithms are increasingly being employed to assist in diagnosis, treatment planning, and patient care management.
However, without transparency, there is a risk of distrust among patients and healthcare professionals alike. Transparency entails not only understanding how AI algorithms arrive at their decisions but also being open about the data used to train these algorithms and any potential biases present within them.
Moreover, transparent AI systems provide explanations for their outputs, enabling healthcare providers to comprehend and trust the recommendations made by these technologies. Through transparency, stakeholders can assess the reliability and fairness of AI systems, fostering greater confidence in their integration into clinical practice. This transparency fosters accountability and facilitates continuous improvement in AI systems, ultimately enhancing patient outcomes and advancing the quality of care delivery in healthcare settings. To grasp the concept of transparency in healthcare, let's understand the scenario given below:
Imagine a scenario where an AI system is used to assist doctors in diagnosing medical conditions from radiology images, such as X-rays or MRI scans. Transparency in this context means that the AI system not only provides accurate diagnoses but also explains its reasoning in a way that clinicians can understand and trust.
A deep learning model can be used to analyze an X-ray image to detect signs of pneumonia. In a transparent AI system, the model wouldn't just provide a binary output (pneumonia detected or not detected); it would also highlight the regions of the image that contributed to its decision. This could involve generating heatmaps to show which parts of the X-ray were most indicative of pneumonia.
The transparency of AI in this context includes:
* Disclose dataset details, biases, limitations, and performance metrics with patients.
* Express the AI's confidence level or certainty in its diagnosis.
* Prioritize interpretable models for easier understanding by clinicians.
#Strategies for Ensuring Accountability, Responsibility, and Transparency
The provided content outlines several key strategies for advancing AI in healthcare while ensuring transparency, trustworthiness, and ethical considerations:
##Focus on Explainable AI
According to [Markets and Markets](https://www.marketsandmarkets.com/Market-Reports/explainable-ai-market-47650132.html#:~:text=The%20Explainable%20AI%20Market%20is,USD%206.2%20billion%20in%202023.), the Explainable AI Market is expected to expand at a rate of 20.9%, reaching a market worth of $16.2 billion by 2028. In 2023, its value stood at $6.2 billion.
Investing in research and development of explainable AI techniques is crucial for enhancing trust and acceptance of AI in healthcare. Explainable AI techniques aim to make the internal workings of AI models more interpretable and understandable to humans. By providing insights into how AI arrives at its conclusions, explainable AI techniques enable healthcare professionals to assess the reliability and validity of AI-generated insights, thereby improving decision-making processes and fostering trust in AI systems.
##Open Source Development & Collaboration
Encouraging the open-source development of AI healthcare models promotes transparency and collaboration among developers and researchers. Open-source projects allow for peer review, scrutiny, and improvement by a broader community, which can lead to more robust and reliable AI solutions.
##Human-in-the-Loop Approach
This approach integrates AI as a decision support tool within healthcare processes, while final decisions remain with qualified healthcare professionals. By combining human expertise with AI capabilities, this approach leverages the strengths of both, ensuring that AI augments human decision-making rather than replacing it entirely. It also provides a safeguard against potential errors or biases in AI predictions.
##Education and Training
Educating healthcare professionals and the public about AI in healthcare is essential for fostering trust and understanding. This education should cover various aspects of AI, including how it works, its limitations, potential applications, and the ethical considerations involved. By promoting informed decision-making, education and training initiatives can help mitigate fears and misconceptions surrounding AI in healthcare.
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#Challenges in AI's Healthcare for Accountability, Responsibility, and Transparency
##Data Quality
Biases in datasets, such as underrepresentation of certain demographics or overrepresentation of specific groups, can lead to skewed outcomes. Ensuring patient privacy and data confidentiality is paramount. Unauthorized access or breaches can compromise patient trust and the integrity of healthcare systems. Also, accurate labeling and annotation of medical data is crucial for training AI models. Inaccuracies or inconsistencies can lead to erroneous conclusions.
##Algorithmic Bias and Fairness
AI algorithms must be designed and tested to ensure fairness across different demographic groups. Failure to do so can perpetuate existing disparities or introduce new biases. AI models may unintentionally learn and amplify biases present in training data, producing discriminatory results. Understanding how AI algorithms make decisions is essential for detecting and mitigating bias. Lack of transparency can hinder accountability and trust.
##Security Breaches
As per [Grand View Research](https://www.grandviewresearch.com/industry-analysis/healthcare-cyber-security-market), the worldwide healthcare cybersecurity market reached an estimated value of USD 17.3 billion in 2023, with a projected CAGR of 18.5% from 2024 to 2030. A rise in cyberattacks, heightened concerns over privacy and security, have increased the adoption of cutting-edge cybersecurity solutions that are driving market expansion.
Healthcare systems are prime targets for data breaches and cyberattacks due to the sensitive nature of medical information. AI applications increase the attack surface, requiring robust security measures. Malicious actors can exploit vulnerabilities in AI systems through adversarial attacks, manipulating inputs to produce incorrect outputs. Balancing the need for model interpretability with security concerns poses a challenge. Techniques to enhance security, such as encryption, can compromise interpretability.
#Best Practices and Recommendations
Ensuring accountability, responsibility, and transparency in the use of AI in healthcare is crucial for maintaining trust, protecting patient safety, and promoting ethical practices. Here are some best practices and recommendations:
##Establishing Guidelines and Standards
It's important to develop comprehensive guidelines and standards for the development, deployment, and utilization of AI technologies in healthcare. These guidelines should cover crucial aspects such as data privacy, security, bias mitigation, and patient consent. To ensure their effectiveness, interdisciplinary teams comprising healthcare professionals, data scientists, ethicists, and legal experts should collaborate in their formulation. Additionally, regular updates to these guidelines are essential to keep pace with technological advancements and emerging ethical concerns.
##Continuous Monitoring and Evaluation
Robust monitoring systems must be implemented to continually track the performance and impact of AI systems in healthcare settings. These systems should be capable of detecting biases, errors, and adverse outcomes. Moreover, mechanisms for ongoing evaluation of AI algorithms are necessary to ensure their continued accuracy, reliability, and safety for use in clinical practice. Furthermore, fostering a culture of reporting adverse events or unintended consequences related to AI systems is crucial, with feedback being incorporated into continuous improvement processes.
##Collaboration Among Stakeholders
Promote collaboration among healthcare providers, AI developers, regulators, policymakers, patients, and other stakeholders to address the myriad challenges and opportunities associated with AI in healthcare. Open dialogue and information sharing should be encouraged to promote transparency and collective problem-solving. Establishing partnerships between academia, industry, and healthcare institutions is vital to facilitating the research, development, and implementation of AI technologies in an ethical and responsible manner.
##Ethical Guidelines
Develop and adhere to ethical principles that prioritize patient welfare, autonomy, justice, and beneficence in the domain of AI in healthcare. These principles should offer fairness, transparency, and accountability in the design and deployment of AI algorithms and systems. Implementing safeguards to mitigate risks associated with AI, such as algorithmic bias, discrimination, and privacy breaches, is essential. Additionally, informed consent and applicable laws should govern the use of data by AI systems in order to respect patient privacy and confidentiality.
#Use Cases of Accountability, Responsibility, and Transparency in Healthcare
Here are real-life examples that illustrate how accountability, responsibility, and transparency are essential principles in the healthcare sector, contributing to improved patient outcomes, trust between stakeholders, and elevating the overall quality of [fitness](https://www.solutelabs.com/blog/future-of-fitness) for human well-being.
##Accountability:
##Following up on medical errors:
Healthcare providers take responsibility for their actions by acknowledging and addressing medical errors. This could involve conducting thorough investigations into the causes of errors, implementing corrective measures to prevent recurrence, and informing patients and their families about what happened and the steps being taken to prevent similar incidents in the future.
##Reporting Adverse Drug Reactions:
Healthcare professionals are accountable for reporting any adverse reactions or side effects experienced by patients as a result of medication. This involves promptly documenting and reporting such incidents to appropriate regulatory authorities or internal reporting systems, contributing to the overall safety and effectiveness of medications.
##Responsibility:
##Nurses Double-Checking Prescriptions:
Nurses play a crucial role in ensuring patient safety by responsibly double-checking medication prescriptions before administering them. This practice helps to minimize the risk of medication errors and ensures that patients receive the correct medications in the appropriate doses.
##A Patient Advocating for Themselves:
Patients also have a responsibility to advocate for themselves in healthcare settings. This may involve actively participating in treatment decisions, asking questions about their care, and reporting any concerns or discrepancies in their treatment plans to healthcare providers. By taking an active role in their own healthcare, patients contribute to better outcomes and ensure that their needs are being met.
##Transparency:
##Hospitals Publishing Quality Reports
Healthcare institutions demonstrate transparency by openly sharing data and information about their quality of care, patient outcomes, and safety measures. Publishing quality reports allows patients and the public to make informed decisions about where to seek healthcare services and encourages hospitals to continually strive for improvement.
##Doctors Disclosing Potential Conflicts of Interest
Physicians uphold transparency by disclosing any potential conflicts of interest that may influence their medical decisions or recommendations. This could include financial relationships with pharmaceutical companies, research affiliations, or personal biases. By disclosing such information, doctors maintain trust and integrity in their relationships with patients and ensure that treatment decisions are based on the best interests of the patient.
#Final Thoughts
As we look toward the future, the scope for enhancing AI's accountability, responsibility, and transparency in healthcare is both promising and essential. By 2024, advancements in artificial intelligence (AI) are expected to further revolutionize the healthcare industry, offering unprecedented opportunities to improve patient outcomes, streamline operations, and personalize care. However, the deployment of AI in such a sensitive and critical sector also necessitates a rigorous approach to ethical considerations, ensuring that these technologies are used in a manner that is accountable, responsible, and transparent.
At [Solutelabs](https://www.solutelabs.com/), we understand the critical role that technology plays in revolutionizing the healthcare industry. That's why we're dedicated to transforming healthcare through innovation. With our team of experienced professionals, we specialize in providing expert mobile and web development solutions designed specifically for the healthcare sector. [Let's work together](https://www.solutelabs.com/contact) to build the next generation of healthcare apps that will revolutionize the healthcare sector and drive better outcomes.
| mitalishah |
1,926,547 | My recommendation | PlayAUD login features a straightforward process that provides access to a wide range of games... | 0 | 2024-07-17T10:55:52 | https://dev.to/jammie_ampongan_2f7ced94c/my-recommendation-3970 | [PlayAUD login ](https://playaud.casinologinaustralia.com/)features a straightforward process that provides access to a wide range of games tailored for Australian players. The mobile-friendly platform offers generous bonuses and promotions, enhancing the overall gaming experience with efficient customer support | jammie_ampongan_2f7ced94c |
|
1,926,548 | Turbocharge your career through team feedback | Real change happens when you are pushed beyond your comfort zone. Most times you look to your manager... | 0 | 2024-07-17T10:55:56 | https://dev.to/arjunrao87/turbocharge-your-career-through-team-feedback-meo | beginners, programming, productivity, learning |
Real change happens when you are pushed beyond your comfort zone. Most times you look to your manager to give you feedback that will help you raise the bar. This feedback will usually happen one or 2 times in the year during your performance reviews, or hopefully more frequently, as and when the situations arise.
However, there is another hidden form of feedback that can be hugely valuable, and that is from your **team - described by peers, cross-functional stakeholders and even your own direct reports.**
Companies tend to structure this as “360” feedback which generally coincides with a promotion or a PIP (Performance Improvement Plan). However, it would be nice if this kind of feedback could be obtained more frequently, wouldn’t it? Wait actually it can! You just need to create the right conditions to get it.
If you want your team to give you real feedback, these 5 techniques have worked well for me -
- **🤝 Ask for consent** - While you might be eager to receive feedback, others might not be as eager to give you feedback. Reasons could range from not wanting to antagonize you, possible retaliation or just not being used to giving feedback. Be cognizant of their time and be humble in your ask. Additionally, I have often found using phrases like “Please don’t hesitate to give me your true thoughts, no holds barred” to be quite effective in soliciting real feedback. Keep in mind, if you ask for it, you will receive it.
- **⏳Give time to think** - Members of your team might not be managers themselves, so they have never had to exercise that muscle. Asking people to give you quality feedback on the spot will result in topical answers. If you want to get real feedback, give them enough notice so they have time to think about various dimensions.
- **🤲 Discuss the feedback** - When you have received the feedback, don’t get defensive. Instead be curious about why they think that way. It’s never easy but just remember that this is going to only make you stronger. As tough as it is in the moment, think of the “future you” receiving this game changing feedback.
- **🙏 Be authentic** - Do not solicit feedback if you don’t intend to act upon it or are offended by it. Don’t have ego and don’t be vindictive if you receive feedback you did not expect. If you take offense and castigate someone for feedback you solicited, that will undo all trust, not just with the person but across the organization. Remember, your team has had to gather the courage and put in the work to give you feedback, so be kind.
- **♻️ Follow through**- Act upon the feedback you’re given, in a way that shows the giver that you are attempting to make progress. If you keep asking for feedback and not act on it, it will create disillusionment in your ability to take action.
Feedback is an important tool in your growth arsenal and should be used surgically. Using this technique too often with not enough bias to action, can cause it to lose its sheen. However, used the right way, coupled with the feedback you receive from your manager, your team feedback can turbocharge your performance and give you the context you need to operate at the next level.
---
If you liked this article, please :heart: to give me feedback! If you agree/disagree with anything, please leave some comments on the article and we can discuss!
---
## 📚 This Week’s Top 3
- It’s 2024 and its frustrating to see the feature flagging ecosystem to still be highly fragmented. @wesbos’s thread shows what I mean → [Link](https://x.com/wesbos/status/1810687151794962558)
- Wendii from Manager Tools writes amazing thought pieces. Love this one from her about how to go about writing articles → [Link](https://mailchi.mp/manager-tools/newsletter_2024_7_9?e=71726403c1).
- Big fan of Nat Friedman (ex-CEO Github) and love the principles of life that he is recorded on his website under “Things I believe in” → [Link](https://nat.org/) | arjunrao87 |
1,926,549 | Cracking the Cloud: Key Challenges in Cloud Forensics Unveiled | Cloud forensics is a critical field in cybersecurity. Dive into the key challenges faced by... | 0 | 2024-07-17T10:56:43 | https://dev.to/infosectrain_education_84/cracking-the-cloud-key-challenges-in-cloud-forensics-unveiled-akf | cloudforensics, cybersecurity, googlecloud, cyberchallenges | Cloud forensics is a critical field in cybersecurity. Dive into the key challenges faced by professionals, from data volatility to jurisdiction issues. InfosecTrain brings you an in-depth analysis to stay ahead in the cloud game. Read on to uncover the mysteries!
Cloud forensics is a specialized field within digital forensics dedicated to analyzing and examining information hosted on cloud computing platforms. It gathers digital evidence from cloud computing environments for investigation and legal proceedings to solve cybercrimes and security breaches.
Discover more in our blog: [What are the Challenges of Cloud Forensics](https://infosec-train.blogspot.com/2024/03/what-are-challenges-of-cloud-forensics.html)
| infosectrain_education_84 |
1,926,550 | Cracking the Cloud: Key Challenges in Cloud Forensics Unveiled | Cloud forensics is a critical field in cybersecurity. Dive into the key challenges faced by... | 0 | 2024-07-17T10:56:43 | https://dev.to/infosectrain_education_84/cracking-the-cloud-key-challenges-in-cloud-forensics-unveiled-434a | cloudforensics, cybersecurity, googlecloud, cyberchallenges | Cloud forensics is a critical field in cybersecurity. Dive into the key challenges faced by professionals, from data volatility to jurisdiction issues. InfosecTrain brings you an in-depth analysis to stay ahead in the cloud game. Read on to uncover the mysteries!
Cloud forensics is a specialized field within digital forensics dedicated to analyzing and examining information hosted on cloud computing platforms. It gathers digital evidence from cloud computing environments for investigation and legal proceedings to solve cybercrimes and security breaches.
Discover more in our blog: [What are the Challenges of Cloud Forensics](https://infosec-train.blogspot.com/2024/03/what-are-challenges-of-cloud-forensics.html)
| infosectrain_education_84 |
1,926,551 | Insertion Sort | The insertion-sort algorithm sorts a list of values by repeatedly inserting a new element into a... | 0 | 2024-07-17T10:56:47 | https://dev.to/paulike/insertion-sort-7f5 | java, programming, learning, beginners | The insertion-sort algorithm sorts a list of values by repeatedly inserting a new element into a sorted sublist until the whole list is sorted. Figure below shows how to sort the list {**2**, **9**, **5**, **4**, **8**, **1**, **6**} using insertion sort.
The algorithm can be described as follows:
`for (int i = 1; i < list.length; i++) {
insert list[i] into a sorted sublist list[0..i-1] so that
list[0..i] is sorted.
}`
To insert **list[i]** into **list[0..i-1]**, save **list[i]** into a temporary variable, say **currentElement**. Move **list[i-1]** to **list[i]** if **list[i-1] > currentElement**, move **list[i-2]** to **list[i-1]** if **list[i-2] > currentElement**, and so on, until **list[i-k] <= currentElement** or **k > i** (we pass the first element of the sorted list). Assign **currentElement** to **list[i-k+1]**. For example, to insert **4** into {**2**, **5**, **9**} in Step 4 in Figure below, move **list[2]** (**9**) to **list[3]** since **9 > 4**, and move **list[1]** (**5**) to **list[2]** since **5 > 4**. Finally, move **currentElement** (**4**) to **list[1]**.
The algorithm can be expanded and implemented as in code below:
The **insertionSort(int[] list)** method sorts any array of **int** elements. The method is implemented with a nested **for** loop. The outer loop (with the loop control variable **i**) (line 4) is iterated in order to obtain a sorted sublist, which ranges from **list[0]** to **list[i]**. The inner loop (with the loop control variable **k**) inserts **list[i]** into the sublist from **list[0]** to **list[i-1]**.
To better understand this method, trace it with the following statements:
`int[] list = {1, 9, 4, 6, 5, -4};
InsertionSort.insertionSort(list);`
The insertion sort algorithm presented here sorts a list of elements by repeatedly inserting a new element into a sorted partial array until the whole array is sorted. At the kth iteration, to insert an element into an array of size k, it may take k comparisons to find the insertion position, and k moves to insert the element. Let T(n) denote the complexity for insertion sort and c denote the total number of other operations such as assignments and additional comparisons in each iteration. Thus,
Therefore, the complexity of the insertion sort algorithm is O(n^2). Hence, the selection sort and insertion sort are of the same time complexity. | paulike |
1,926,552 | Python: print() methods | Hi all, Today, I learned about the Python print statement. It is fascinating to know that Python has... | 0 | 2024-07-17T10:58:11 | https://dev.to/naveen_kannan_aca22c5e1bd/python-print-methods-1nbe | python, beginners, learning, newbie | Hi all,
Today, I learned about the Python print statement. It is fascinating to know that Python has so much functionality.I will share some of the thing i learned today
1. **sep**, the sep parameter is used with the print() function to specify the separator between multiple arguments when they are printed.
2. **escape sequence** like \n (new line), \t(adds space), \b(removes previous character).
3. **concatenation** which adds two different strings.
4. **concatenating str and int** which combine string and integer by converting integer into string by typecasting.
5. **Raw string** A raw string in Python is defined by prefixing the string literal with an 'r' or 'R'.Raw strings are often used when working with regular expressions or when dealing with paths in file systems to avoid unintended interpretation of escape sequences.
6. **Format** the format() method is used to format strings by replacing placeholders {} in the string with values passed as arguments.
7. **string multiplication** here you can multiply strings by using the `* `operator. This operation allows you to multiply string a specified number of times.
| naveen_kannan_aca22c5e1bd |
1,926,553 | 7 Essential eCommerce Optimization Strategies: Your Ultimate Guide to Boosting Revenue | Is your online store performing as well as it could? Unless every single person who visits your store... | 0 | 2024-07-17T10:58:17 | https://dev.to/taiwo17/7-essential-ecommerce-optimization-strategies-your-ultimate-guide-to-boosting-revenue-28g2 | ecommerce, seo, wordpress, themeforest | Is your online store performing as well as it could? Unless every single person who visits your store makes a purchase, there’s always room for improvement. But here’s some good news: eCommerce optimization may not be as much work as you think. The ultimate goal of Ecommerce website optimization is increasing revenue.
Luckily, there are many paths to revenue, from high-quality traffic and conversion rate optimization (CRO) to average order value (AOV).
If you know where to look, then just a few small tweaks can skyrocket your sales.
But changing the wrong things could just be a waste of your time. Or worse, it could even have the opposite effect and hurt your conversions. It’s tough to know where to start when there are so many possible aspects to optimize.
> [Ready to Launch Your Online Store? Start Today with Ease!](https://sketch-techz.ck.page/b2fd38cb9c)
## Ecommerce Conversions—What’s a Good Rate?
Before we talk about optimizing eCommerce conversions, let’s define what a conversion looks like and discuss what’s a good eCommerce conversion rate.
Typically, a conversion means someone has saved an item to buy later, added an item to their shopping cart, or made a purchase. The conversion rate is the number of people who take action, as a percentage of the number of people who see your page.
In this guide, we’ll explore 7 strategies for optimizing your site to grow your ecommerce business. Combined, these strategies will help you generate more traffic, conversions, revenue, and profit.
**Ready? Let’s get started…**
### 1. Conduct Keyword Research & Develop a Keyword Strategy
Keyword research is the process of uncovering how people search online for the products you offer.
Using this information, you can optimize your website to rank higher in search engines and generate more traffic. (This is called “search engine optimization” or SEO.)
Whether you’ve just set up your online shop or you’ve been at it for a few years, understanding how to optimize ecommerce website SEO should be taken priority.
However, before you can optimize your website for SEO, you need to determine which keywords (search terms and queries) you should target. Then, you can apply best practices to rank higher for those terms.
For example, let’s say you run an ecommerce store that sells tennis rackets. People might search for all kinds of variations of the term, including “tennis rackets,” “kids tennis rackets,” “left-handed tennis rackets for kids,” etc.
But how do you know which keywords people use most and which ones to target?
Enter: Keyword research tools.
These are specialized tools used in the SEO process to uncover keyword suggestions and information about potential keywords that allow you to evaluate them.
You can begin the process using a tool like Google Keyword Planner.
It’s free and fairly simple to use.
### 2. Optimize Product Page Layout
Increasing conversion rates will drive additional revenue from customers visiting your website. One critical way to increase conversion rates is to optimize your individual product pages.
Let’s say your product pages currently convert at 10% and receive 1,000 visitors per week. If you’re able to increase that conversion rate to 12%, that’s 20 additional sales every week. Impressive, right?
### 3. Create interesting product listings
Optimizing your ecommerce website with keywords is one thing, but creating enticing product listings is an entirely different animal. Every product on your ecommerce website should have a unique and polished listing. A product listing mockup with sparkles fading in and outList all of your products’ features, so people know what they’ll get from their purchase. Don’t be afraid to use descriptive words like comfy, sturdy, or anything else that accurately describes what you sell. But don’t stop at the text. People can’t see and feel the product for themselves when shopping online, so you need to create an experience on your site that’s just as good as seeing the real thing. Include high-quality photos of all angles of your product, maybe even a 360 view if you have the capability. Show your product in action, as well. Use a photo of someone wearing your scarves in a stylish way, or add a video of one of your car accessories in action. I’m stressing the phrase, “high-quality” here.
Try to avoid using shaky videos or blurry photos.
### 4. Allow product reviews on your website
When you last shopped online, did you read people’s reviews before making your purchase? If you didn’t, consider me shocked. Product reviews help create trust between your company and a potential customer. You can say as many positive things about your products as you want, but it’s easier to trust a product if it has rave reviews from people who don’t profit from its sales. I’ll go back to the boot example from earlier. If you and a competitor sell similar boots, but your boots have positive reviews, and your competitors’ boots don’t have any reviews, who do you think will fare better? Product review examples with stars for a pair of bootsSure, this opens up your business to negative reviews, but you shouldn’t be too worried if you sell good products and have a great customer service team to respond to negative reviews professionally.
### 5. Overcome Other Specific Objections
Occasionally, it can take a while for your customers to decide to buy. Sometimes that’s because of a long sales cycle. At other times it might be because of three common objections to buying:
* Price
* Product fit
* Competition
Price can be a sticking point for many buyers. However, you can overcome that objection with flash sales, as described earlier, or discount offers.
Product fit is all about buyers determining if the product is right for them. One way to do that is to make that process easier. For example, Kennedy Blue lets customers offer free color swatches so they can choose their colors before selecting wedding and bridesmaid dresses.
### 6. Create Urgency
An easy way to supercharge ecommerce website optimization is through urgency.
One case study found a 400% increase in conversion rate with a single email meant to induce urgency. It coincided with a Black Friday sale and reminded the shopper the deal would expire in four hours.
So, how can you use this tactic to your advantage?
Add messages that communicate urgency to pages throughout your website. This can include the homepage, product pages, and even your checkout or cart pages.
Urgency can take many forms:
* Limited-time offers
* Flash sales
* Expiring coupons
* Countdown timers
* Low-stock indicators
An example of creating urgency from "yankee candle" website
There are a few tools you can implement, depending on the platform you use:
Shopify: Urgency Pack Ultimate, Stock Sheep, Urgency
WordPress: OptinMonster, Thrive Ultimatum, Countdown Timer Widget
WooCommerce: Sales Countdown Timer, Product Availability Slots
You can also add urgency to your other digital marketing efforts—like emails, ads, or retargeting campaigns.
### 7. A/B Test Product Pages
A/B testing lets you test two different versions of the same page to see which one performs better.
Implement an A/B testing strategy to improve your product pages' flow and conversion rate by testing different text, layouts, and colors.
While there are clear page layout best practices for product pages, which we discussed above, each business is unique. Even small tweaks can have a huge impact on sales, which is where an A/B test can help.
| taiwo17 |
1,926,554 | How to deploy your Typescript backend on Render (Simple steps) | Deploying a TypeScript backend on Render can be straightforward if you follow these simple steps. In... | 0 | 2024-07-17T10:58:18 | https://dev.to/mdkaifansari04/how-to-deploy-your-typescript-backend-on-render-simple-steps-4pb | Deploying a TypeScript backend on Render can be straightforward if you follow these simple steps. In this guide, I will walk you through the process using a `package.json` file as an example.
### Step 1: Prepare Your `package.json` File
First, ensure your `package.json` file contains the correct scripts for building and starting your application. Here is an example:
```json
{
"name": "backend",
"version": "1.0.0",
"description": "",
"main": "index.js",
"scripts": {
"dev": "nodemon",
"start": "ts-node -r tsconfig-paths/register src/index.ts",
"build": "tsc",
"test": "echo \"Error: no test specified\" && exit 1"
},
"keywords": [],
"author": "",
"license": "ISC",
"dependencies": {
"axios": "^1.7.2",
"bcrypt": "^5.1.1",
"compression": "^1.7.4",
"cors": "^2.8.5",
"dotenv": "^16.4.5",
"express": "^4.19.2",
"groq-sdk": "^0.5.0",
"helmet": "^7.1.0",
"jsonwebtoken": "^9.0.2",
"mindsdb-js-sdk": "^2.3.0",
"module-alias": "^2.2.3",
"mongoose": "^8.4.4",
"morgan": "^1.10.0",
"nodemon": "^3.1.4",
"openai": "^4.52.3",
"pdf2json": "^3.1.3",
"prettier": "^3.3.3",
"ts-node": "^10.9.2"
},
"devDependencies": {
"@types/bcrypt": "^5.0.2",
"@types/express": "^4.17.21",
"@types/hapi__joi": "^17.1.14",
"tsconfig-paths": "^4.2.0",
"typescript": "^5.5.3"
},
"_moduleDirectories": [
"node_modules_custom"
],
"_moduleAliases": {
"@src": "./dist"
}
}
```
In the `scripts` section, you need to have:
- `start`: Command to start your server.
- `build`: Command to build your TypeScript code.
### Step 2: Run the Necessary Commands
To deploy your backend, you need to execute three commands in the Render build settings:
1. **Install dependencies**:
```sh
npm install
```
2. **Build the project**:
```sh
npm run build
```
3. **Start the server**:
```sh
npm run start
```
### Step 3: Deploy on Render
Now, let's move on to deploying your project on Render.
#### 1. Create a New Web Service
- Go to [Render](https://render.com/) and log in to your account.
- Click on the "New" button and select "Web Service".
#### 2. Connect Your Repository
- Select the repository that contains your TypeScript backend project.
- Render will automatically detect the root directory of your project.
#### 3. Configure Build and Start Commands
- In the build command section, enter `npm run build`.
- In the start command section, enter `npm run start`.
Here are the configurations:
*Build Command*
You have to make sure you install and build your backend in `Build Command`
*Start Command*
You have to make sure you start your server from the start command not with `nodemon` as it is the development mode.
Here I have `start": "ts-node -r tsconfig-paths/register src/index.ts` on my package.json file.
So I used `npm run start`
*Select you Instance type*
I am using free version.
*Add environment variable if you have any*
#### 4. Deploy
- Click the "Create Web Service" button.
- Render will start the deployment process. You can monitor the logs to see the progress.
### Your deployment will start, if you have configured everything right. It will be deployed successfully.
### Final Notes
Ensure that your `build` and `start` commands in the `package.json` file are correctly defined to avoid any issues during the deployment.
Following these steps, you can successfully deploy your TypeScript backend on Render.
| mdkaifansari04 |
|
1,926,555 | The independent website earned $1.9k in the first month of launch | Recently, I made some simple modifications to a graph library that I had maintained on github, added... | 0 | 2024-07-17T10:59:32 | https://dev.to/fridaymeng/the-independent-website-earned-19k-in-the-first-month-of-launch-11p6 | tutorial | Recently, I made some simple modifications to a graph library that I had maintained on github, added some features, released it online and tested it.
# Cost
I have to give a thumbs up to cloudflare here. It may be the best cloud service I have ever used. I have used Alibaba Cloud and Tencent Cloud services before, but they really cannot be compared with cloudflare. Cloudflare is the real cloud computing.
My main expenses are the domain name ([addgraph.com](https://addgraph.com/)), $8.9, the space is pages service, with 100,000 free visits per day, the database is neon, and there is also 512Mb of free space, which is completely enough for now.
# Online
It took about a month to develop. It was officially launched on the 14th of last month. It was released on productHunt that night. I was lucky and got 6 likes and one paying user that day. Because it was just launched, some functions still have problems. After paying, the other party could not use it normally and sent me an email. I received the email at 3 am. I was so excited that I couldn’t sleep. I immediately got up and fixed the problem before going back to sleep for a while.
# Payment
For the payment function, I chose Paddle. I didn’t apply for Stripe because Stripe requires an overseas bank card. I didn’t know that OCBC Bank could apply for it for free, so I chose Paddle. Of course, the certification process of Paddle is also very cumbersome. It took half a month to complete the certification. Paddle requires an amount of more than $100 to withdraw cash, which can be withdrawn to PayPal.
# Promotion
Although productHunt also provides promotion services, it is too expensive, starting from $5,000. I still chose FB promotion. I registered an account first. FB can promote in small batches. You can spend $20 to test it first.
# Income
This is the total income of last month, from June 14th to July 14th. Most of the income was obtained through FB promotion. There should be only a few paying users from productHunt. The advertising cost of FB is about $800. After calculation, I barely made $1,000 in income last month.
# Plan
I will take some time this month to add a few more features, and start trying Google promotion next month. | fridaymeng |
1,926,556 | Hurry! Free Amazon Gift Cards Up for Grabs | https://www.linkedin.com/pulse/new-free-amazon-gift-card-codes-safe-2024-gift-github-ubcof https://ww... | 0 | 2024-07-17T10:59:45 | https://dev.to/robart_alberrt_3f1d424a28/hurry-free-amazon-gift-cards-up-for-grabs-56nf | https://www.linkedin.com/pulse/new-free-amazon-gift-card-codes-safe-2024-gift-github-ubcof
https://www.linkedin.com/pulse/latest-100-free-amazon-gift-cards-2024-verification-gift-github-cdwnf
https://www.linkedin.com/pulse/100-safe-amazon-gift-card-free-2024-best-links-today-gift-github-8g5kf
https://www.linkedin.com/pulse/free-new2024-how-earn-amazon-gift-cards-get-gift-github-o6mlf
https://www.linkedin.com/pulse/free-amazon-gift-card-generator-gat-2024-100-working-gift-github-gataf
https://www.linkedin.com/pulse/2024-amazon-free-gift-card-claim-now-100-rose-p-mitchell-3ug6f
https://www.linkedin.com/pulse/update-2024-free-amazon-gift-card-codes-todays-rose-p-mitchell-ub8df
https://www.linkedin.com/pulse/100-new-free-amazon-gift-card-generator-safe-get-rose-p-mitchell-zcdnf
https://www.linkedin.com/pulse/2024-free-xbox-game-pass-new-update-claim-now-rose-p-mitchell-kawgf
https://www.linkedin.com/pulse/2024-free-xbox-game-pass-code-100-get-easy-way-rose-p-mitchell-oslrf
https://www.linkedin.com/pulse/100-free-xbox-gift-cards-working-2024-best-daily-links-rklmf
https://www.linkedin.com/pulse/free-xbox-gift-card-codes-100-working-2024-everyday-nettie-r-wilson-op3sf
https://www.linkedin.com/pulse/2024-xbox-gift-card-codes-free-unlimited-claim-nettie-r-wilson-btqff
https://www.linkedin.com/pulse/todays-xbox-free-gift-card-update-2024-claim-now-nettie-r-wilson-8mcff
https://www.linkedin.com/pulse/100-working-xbox-game-pass-free-trial-code-everyday-cjmrf
https://www.linkedin.com/pulse/free-xbox-codes-updated-2024-get-100-safe-martin-k-mckinney-vvyif
https://www.linkedin.com/pulse/free-xbox-gift-card-100-off-get-9999-coins-2024-martin-k-mckinney-3mugf
https://www.linkedin.com/pulse/new-xbox-gift-card-free-2024-easy-way-get-100-martin-k-mckinney-0qm6f
https://www.linkedin.com/pulse/2024-free-visa-gift-card-100-latest-update-martin-k-mckinney-ka19f
https://www.linkedin.com/pulse/free-visa-gift-cards-2024-100-unused-new-method-martin-k-mckinney-xvvnf
https://www.linkedin.com/pulse/visa-gift-card-free-approved-100-working-daily-links-sean-m-debusk-fszgf
https://www.linkedin.com/pulse/walmart-free-shipping-code-best-update-2024-newest-sean-m-debusk-fsdof
https://www.linkedin.com/pulse/2024-live-hd-free-walmart-gift-card100-sean-m-debusk-srumf
https://www.linkedin.com/pulse/get-walmart-free-gift-card-working-2024-100-off-sean-m-debusk-u7e6f
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| robart_alberrt_3f1d424a28 |
|
1,926,557 | Understanding and Preventing Cross-Site Request Forgery (CSRF) in JavaScript | Learn how to safeguard your web applications from Cross-Site Request Forgery (CSRF) attacks with practical JavaScript techniques. This guide covers CSRF tokens, SameSite cookies, and more to enhance your web security. | 0 | 2024-07-17T11:06:56 | https://dev.to/rigalpatel001/understanding-and-preventing-cross-site-request-forgery-csrf-in-javascript-2ne0 | javascript, websecurity, csrfprotection, javascriptsecurity | ---
title: Understanding and Preventing Cross-Site Request Forgery (CSRF) in JavaScript
published: true
description: Learn how to safeguard your web applications from Cross-Site Request Forgery (CSRF) attacks with practical JavaScript techniques. This guide covers CSRF tokens, SameSite cookies, and more to enhance your web security.
tags: JavaScript, WebSecurity, CSRFProtection, JavaScriptSecurity
cover_image: https://dev-to-uploads.s3.amazonaws.com/uploads/articles/7a967bmq8176l2avm1q3.png
# Use a ratio of 100:42 for best results.
# published_at: 2024-07-17 10:51 +0000
---
## Introduction
In the ever-evolving landscape of web security, Cross-Site Request Forgery (CSRF) remains a critical threat that developers must address to ensure the integrity and security of web applications. In this blog post, we'll delve into what CSRF is, how it can affect your applications, and provide practical solutions to prevent CSRF attacks using JavaScript. By the end, you'll have a solid understanding of CSRF and how to safeguard your applications against this common security vulnerability.
## What is CSRF?
Cross-Site Request Forgery (CSRF) is a type of attack that tricks a user into performing actions on a web application in which they are authenticated. Unlike Cross-Site Scripting (XSS), which exploits the user's trust in a particular website, CSRF exploits the website's trust in the user's browser.
## How CSRF Attacks Work
CSRF attacks typically involve three main steps:
**1. Victim Authentication:** The victim logs into a legitimate website (e.g., their bank).
**2. Malicious Request:** The attacker tricks the victim into visiting a malicious site that sends a request to the legitimate site on the victim's behalf.
**3. Execution:** The legitimate site processes the request because it appears to come from the authenticated user, resulting in unwanted actions like transferring funds or changing account details.
## Example of a CSRF Attack
Consider a scenario where a bank's website allows money transfers via a simple GET request:
```html
<a href="https://bank.com/transfer?amount=1000&to=attacker">Click here to win $1000!</a>
```
If the victim clicks this link while logged into their bank account, the transfer will be executed without their consent.
## Preventing CSRF Attacks
To prevent CSRF attacks, developers can implement several strategies:
**1. Synchronizer Token Pattern (CSRF Tokens)**
**2. SameSite Cookies**
**3. Double Submit Cookie**
### 1. Synchronizer Token Pattern (CSRF Tokens)
One of the most effective methods to prevent CSRF attacks is by using CSRF tokens. A CSRF token is a unique, secret, and unpredictable value generated by the server and sent to the client. This token must be included in any state-changing request made by the client.
**Step-by-Step Implementation:**
**1. Generate a CSRF Token:**
```js
const generateCSRFToken = () => {
return crypto.randomBytes(24).toString('hex');
};
```
**2. Send the CSRF Token to the Client:**
In your HTML form, include the CSRF token as a hidden field:
```html
<form id="transferForm" method="POST" action="/transfer">
<input type="hidden" name="csrf_token" value="<%= csrfToken %>">
<!-- Other form fields -->
<button type="submit">Transfer</button>
</form>
```
**3. Validate the CSRF Token on the Server:**
On the server-side, validate the token for each state-changing request:
```js
const validateCSRFToken = (req, res, next) => {
const token = req.body.csrf_token;
if (token === req.session.csrfToken) {
next();
} else {
res.status(403).send('CSRF validation failed');
}
};
```
### 2. SameSite Cookies
The SameSite attribute for cookies can mitigate CSRF attacks by controlling how cookies are sent with cross-site requests.
```js
res.cookie('session', 'value', { sameSite: 'Strict' });
```
### 3. Double Submit Cookie
The double submit cookie method involves sending the CSRF token both as a cookie and a request parameter.
**Step-by-Step Implementation:**
**1. Set the CSRF Token as a Cookie:**
```js
res.cookie('csrfToken', csrfToken, { httpOnly: true });
```
** Include the Token in Requests: **
```html
<form id="transferForm" method="POST" action="/transfer">
<input type="hidden" name="csrf_token" value="<%= csrfToken %>">
<!-- Other form fields -->
<button type="submit">Transfer</button>
</form>
```
** 3. Validate the Token on the Server: **
```js
const validateCSRFToken = (req, res, next) => {
const token = req.cookies.csrfToken;
const bodyToken = req.body.csrf_token;
if (token && token === bodyToken) {
next();
} else {
res.status(403).send('CSRF validation failed');
}
};
```
## Conclusion
Cross-Site Request Forgery (CSRF) is a serious threat that can compromise the security of your web applications. By understanding how CSRF attacks work and implementing robust prevention techniques such as CSRF tokens, SameSite cookies, and double submit cookies, you can protect your applications and users from this common vulnerability. Always prioritize security best practices in your development process to ensure a safe and secure user experience.
*Implement these CSRF prevention techniques in your JavaScript applications today and safeguard your users' data. Share your thoughts and experiences in the comments below. Don't forget to follow for more web security tips and tricks!*
| rigalpatel001 |
1,926,559 | Full Stack Dot net Training Course | The Future of a .NET Developer Career** In an ever-evolving tech landscape, choosing... | 0 | 2024-07-17T11:02:09 | https://dev.to/gnanendra_qualitythought_/full-stack-dot-net-training-course-895 | dotnet, softwaredevelopment, dotnetframework, dotnettraining | ##The Future of a .NET Developer Career**
In an ever-evolving tech landscape, choosing the right career path is crucial. One promising avenue is a career as a .NET developer. With its robust framework, versatility, and continuous updates from Microsoft, [.NET development](https://qualitythought.in/full-stack-dotnet-training-in-hyderabad/) offers a solid foundation for future growth and opportunities. Here’s why pursuing a career as a .NET developer can be a smart move.
1. Strong Demand and Job Security
The demand for skilled https://qualitythought.in/full-stack-dotnet-training-in-hyderabad/ remains high across various industries. From finance to healthcare, companies rely on .NET applications to build secure, scalable, and high-performance solutions. As businesses continue to digitize their operations, the need for proficient developers who can create and maintain these applications will only grow. This demand translates to job security and a steady stream of opportunities for .NET developers.
2. Versatile Framework
One of the significant advantages of .NET is its versatility. It supports multiple languages, including C#, F#, and VB.NET, allowing developers to choose the best language for their project. Moreover, .NET Core and .NET 5 and later versions enable cross-platform development, meaning applications can run on Windows, macOS, and Linux. This flexibility ensures that .NET developers can work on a variety of projects, from web and mobile applications to cloud services and IoT solutions.
3. Integration with Modern Technologies
.NET seamlessly integrates with modern technologies, making it easier for developers to stay current with industry trends. For example, .NET supports cloud computing through Azure, Microsoft’s cloud platform. Developers can build, deploy, and manage applications using Azure’s extensive services, enhancing their skills in cloud development. Additionally, .NET’s compatibility with artificial intelligence and machine learning frameworks allows developers to create intelligent applications, opening up new avenues for innovation.
4. Community and Ecosystem
The .NET community is vibrant and supportive, offering a wealth of resources for developers. From extensive documentation and tutorials to forums and meetups, there are plenty of opportunities to learn and grow. Microsoft’s commitment to open-source development has also expanded the .NET ecosystem, encouraging contributions from developers worldwide. This collaborative environment fosters continuous learning and improvement, ensuring that .NET developers have access to the latest tools and best practices.
5. Lucrative Salaries and Career Growth
The technical expertise required for .NET development is highly valued, translating to competitive salaries and numerous career advancement opportunities. As developers gain experience and specialize in areas like cloud computing, AI, or cybersecurity, they can command higher salaries and take on more challenging and rewarding roles. Additionally, many .NET developers move into leadership positions, such as team leads or architects, further enhancing their career prospects.
6. Future-Proof Skills
As technology evolves, so does the .NET framework. Microsoft’s continuous updates and improvements ensure that .NET remains relevant and equipped to handle future challenges. By staying up-to-date with the latest .NET versions and features, developers can future-proof their skills, making them indispensable assets to any organization.
Conclusion
A career as a .NET developer offers a blend of stability, versatility, and growth. With a strong demand for skilled developers, a versatile framework, integration with modern technologies, a supportive community, lucrative salaries, and future-proof skills, .NET development is a promising career path. Whether you’re starting your career or looking to pivot into a new field, becoming a .NET developer can provide you with the opportunities and tools to succeed in the ever-changing tech industry. | gnanendra_qualitythought_ |
1,926,560 | The Importance of Cybersecurity in Today's Digital World | In an era where digital transformation drives business operations, the importance of cybersecurity... | 0 | 2024-07-17T11:07:15 | https://dev.to/megha_anjali_/the-importance-of-cybersecurity-in-todays-digital-world-2g7l | In an era where digital transformation drives business operations, the importance of cybersecurity has never been more paramount. As organizations and individuals increasingly rely on digital platforms, the threat landscape evolves, posing significant risks to data integrity, privacy, and overall digital security. Companies worldwide, including leading [cybersecurity companies in Saudi Arabia](https://www.wattlecorp.com/sa/), are at the forefront of this battle, providing essential services to safeguard our digital ecosystem.
**Understanding Cybersecurity**
Cybersecurity refers to the practices and technologies designed to protect networks, devices, programs, and data from attack, damage, or unauthorized access. In today's interconnected world, cybersecurity encompasses a broad spectrum of domains, including network security, application security, information security, and operational security.
**The Growing Threat Landscape**
The cyber threat landscape is dynamic and continually evolving. With the proliferation of internet-connected devices and the increasing sophistication of cyberattacks, organizations must stay vigilant. Common threats include:
Phishing Attacks: Deceptive attempts to obtain sensitive information by masquerading as a trustworthy entity in electronic communications.
Malware: Malicious software designed to disrupt, damage, or gain unauthorized access to computer systems.
Ransomware: A type of malware that encrypts the victim's files, demanding ransom for the decryption key.
Distributed Denial-of-Service (DDoS) Attacks: Overwhelming a network or website with traffic to render it unusable.
Advanced Persistent Threats (APTs): Prolonged and targeted cyberattacks aimed at stealing sensitive information.
**_Why Cybersecurity is Crucial_**
**Protecting Sensitive Information**
One of the primary reasons for emphasizing cybersecurity is the protection of sensitive information. In the digital age, data is a valuable asset. From personal identifiable information (PII) to intellectual property, protecting data from breaches and unauthorized access is critical to maintaining trust and compliance with regulations.
**Ensuring Business Continuity**
Cyberattacks can lead to significant operational disruptions. Ensuring business continuity involves implementing robust cybersecurity measures to prevent downtime, data loss, and financial losses. Companies must adopt disaster recovery plans and incident response strategies to mitigate the impact of potential cyber incidents.
**Maintaining Customer Trust**
In a world where data breaches are becoming increasingly common, maintaining customer trust is paramount. Cybersecurity is integral to fostering customer confidence. When customers feel that their data is secure, they are more likely to engage and transact with businesses, thereby driving growth and loyalty.
**Compliance with Regulations**
Various regulatory frameworks mandate stringent cybersecurity measures to protect data and privacy. Compliance with regulations such as General Data Protection Regulation (GDPR), Health Insurance Portability and Accountability Act (HIPAA), and Payment Card Industry Data Security Standard (PCI DSS) is not only a legal obligation but also a critical component of a robust cybersecurity strategy.
**_Key Components of a Strong Cybersecurity Framework_**
**Risk Assessment and Management**
A comprehensive cybersecurity strategy begins with a thorough risk assessment. Identifying and evaluating potential vulnerabilities helps organizations prioritize their security efforts and allocate resources effectively. Risk management involves implementing controls to mitigate identified risks and continuously monitoring the threat landscape.
**Security Awareness Training**
Human error is a significant factor in many cyber incidents. Security awareness training equips employees with the knowledge to recognize and respond to cyber threats. Regular training sessions and phishing simulations can significantly reduce the risk of successful attacks.
**Network Security**
Network security involves protecting the integrity, confidentiality, and availability of network and data. This includes implementing firewalls, intrusion detection systems (IDS), and virtual private networks (VPNs). Regular network monitoring and vulnerability assessments are crucial to identify and address potential threats.
**Application Security**
With the rise of cloud computing and mobile applications, securing software applications is paramount. Application security practices include secure coding standards, code reviews, and penetration testing. Ensuring applications are free from vulnerabilities helps prevent exploitation by malicious actors.
**Endpoint Security**
Endpoints, such as laptops, smartphones, and tablets, are common entry points for cyber threats. Endpoint security solutions, such as antivirus software, endpoint detection and response (EDR) tools, and regular patch management, are essential to protect these devices from compromise.
**Incident Response Planning**
Despite best efforts, cyber incidents can still occur. Having a robust incident response plan ensures that organizations can quickly and effectively respond to security breaches. This includes defining roles and responsibilities, establishing communication protocols, and conducting regular incident response drills.
**The Future of Cybersecurity**
As technology continues to advance, so too will the challenges in cybersecurity. Emerging technologies such as artificial intelligence (AI) and machine learning (ML) are playing a pivotal role in enhancing threat detection and response capabilities. Additionally, the increasing adoption of Internet of Things (IoT) devices introduces new security challenges that must be addressed.
Zero Trust Architecture is gaining traction as a cybersecurity model that assumes no user or device, inside or outside the network, should be trusted by default. Implementing Zero Trust involves continuous verification, strict access controls, and minimizing the attack surface.
Blockchain technology is also being explored for its potential to enhance security in areas such as supply chain management, identity verification, and secure transactions. The decentralized and immutable nature of blockchain offers promising applications in cybersecurity.
In today's digital world, cybersecurity is not a luxury but a necessity. The increasing frequency and sophistication of cyber threats demand a proactive and comprehensive approach to security. By understanding the importance of cybersecurity and implementing robust measures, organizations can protect their data, ensure business continuity, and maintain customer trust. Companies, including those like a leading [cybersecurity company in Saudi Arabia](https://www.wattlecorp.com/sa/), are essential in this fight, providing crucial services to defend against cyber threats. | megha_anjali_ |
|
1,926,561 | Data storytelling: creating insightful narratives from raw data | We’ve all heard the saying ‘a picture is worth a 1000 words’; it’s a powerful statement that, when... | 0 | 2024-07-17T11:08:51 | https://dev.to/landdigital/data-storytelling-creating-insightful-narratives-from-raw-data-2em9 | growth, digital, data | We’ve all heard the saying ‘a picture is worth a 1000 words’; it’s a powerful statement that, when Googling the phrase, is often incorrectly attributed to Albert Einstein. Wasn’t E = mc2 enough for him?
The saying is regularly used in advertising, but when used in this medium, it’s not so much the 1000 words that matter - it’s the feelings that they induce, and the connection it builds with that particular brand.
And when it comes to data, it’s no different. Providing context to data can change the way we understand it, and the narrative we intertwine plays a huge role in the way we interpret and connect with it.
To put it another way, the picture you paint is the key influence in the reactions and results we draw from any set of data.
Of course, this is great news when this data story is told correctly. After all, data has become one of the most important assets at your business’s disposal, and is a critical component in your decision making, growth, and strategy implementation. As such, any way of making this data more accessible and easier to interpret is invaluable…right?
In theory, absolutely! But beware: data stories can also be misleading, and this misguidance can have significant implications.
So, how can data be misleading but tell a good story? Let’s look at an example.
Using percentages is an age-old way of presenting a data story in a way that will only ever support the narrative you want to tell, as opposed to painting the true picture. For instance, your marketing team might provide an update that downloads have increased by 500% - and of course, that’s great news at face value! That’s until you discover that you only had one download the month before, meaning you now have a grand total of…5. Not so great news.
In this case, month-on-month percentage growth, while telling a clear and accessible story, isn’t the right metric for creating a supportive narrative that will be meaningful to the decisions you make. In fact, by not painting the full picture, it’s the complete opposite.
Instead, a fixed numerical value that measures progress against your objectives would be more effective here. Depending on your KPIs and the North Star metric you’re working towards, you could compare this fixed numerical value against a growth target (perhaps around 10%-20%) and use data visualisations to track and measure this progress more effectively. This enables you to tell a story that manages expectations and is less likely to be misconstrued.
Using data visualisation in these instances is a super effective way of breaking down data and presenting it in a way that’s more visually engaging (yep, hence the name). Think graphs, charts, maps, and the like. This makes the data much easier to comprehend, and when it’s combined with an engaging data story, it humanises the data by giving it real-world meaning.
And it’s this real-world meaning that’s the real difference between a good data story and a bad one. Narrative is universal in that it helps us process and remember information in a way that keeps us engaged, and helps us communicate ideas in a way that’s both digestible and impactful. By providing a new layer of context through real-world meaning, you’re able to enhance the narratives in your data stories by reinforcing understanding.
To put it in another way: isolated numbers numb us, while stories stir us. Through data storytelling, we can become less concerned with proving, and more focused on moving. We know, we know, we’re expecting to be named Poet Laureate any day now.
To prove our point, take this statistic as an example: in America, Just Eat (or as they call it in the US, GrubHub - yuck) receives 8,683 orders. On its own, this data is pretty meaningless - the number is simply too large for us to interpret or contextualise with any real value. However, if we humanise this data through a narrative, it becomes easier to assign real world meaning to it. For instance, every ten minutes, GrubHub receives enough orders to feed a capacity crowd at Wembley Stadium. Suddenly, this data is a lot easier to comprehend - it’s a whole lot of chicken tikka masalas.
An excellent example of effective data storytelling using this method is Spotify’s annual Spotify Unwrapped. In this campaign, Spotify takes its users’ listening data and tells the story of their year in music. For example, let’s say we’ve listened to 10,000 hours of Rick Astley in 2023 (what’re you laughing at, Rick is cool again in 2024!). This data doesn’t really tell us anything when isolated (other than we’ve probably listened to too much Rick Astley), so Spotify uses narrative and data visualisation methods to enhance its meaning. For example, they might tell us that we were in the top 0.5% of Rick Astley listeners last year, provide a graph comparing how much we listened in one month compared to the next, and even map out how our listening habits compared with others around the globe.
Using similar methods in your own data storytelling adds significant value, no matter if you’re sharing internal insights or telling data stories to your customers, and ensures your audience remains informed, invested and engaged. In other words, tell a good data story, and your audience is never gonna give you up…we’ll see ourselves out.
The do’s and don’ts of data-driven storytelling
Here are the techniques to embrace and mistakes to avoid in order to tell a powerful data-driven story that provides meaningful insight.
**Do**
- Verify your sources: before you can begin telling enticing stories with your numbers, you need to establish what data you need to collect. Remember that it’s unlikely all your data will be coming from one place, so whether it’s user data, customer insights, or internal metrics, ensure you’re always collecting from reliable and accurate data sources
- Remain objective: as a good rule of thumb, remain objective by letting the data guide your narrative. It’s generally considered more ethical to tell the story around the data rather than shaping the data around a preconceived story, and although the latter does happen in some instances, it is not advisable in order to maintain trust with your audience and ensure your decision making remains well informed
- Use visuals wisely: employ charts, graphs and infographics to enhance understanding, not to mislead. When adopted correctly, data visualisation methods can transform numerical and non-numerical data into an engaging visual summary that’s far more effective than looking at rows and columns stuffed full of numbers, all while reinforcing that ever-important context in your narrative
- Keep it accessible: remember that the whole point of your narrative is to enhance the accessibility of your data. With this in mind, make sure your story is understandable to your audience by providing a relatable context, personalising where relevant, and avoiding jargon and overly complex analysis
- Make an impact: whether it’s to educate, inspire or evoke action, all good stories have a purpose. Ensure there’s meaning behind your narrative by establishing the reason for telling your story; what narrative are you trying to tell and how can you paint that picture for everyone to understand?
**Don't**
- Cherry pick data: avoid only selecting the data that supports your narrative, and never intentionally alter or misinterpret data to make it fit your story. Always be weary of the quality of your data too: never prioritise incomplete, inconsistent, or outdated data simply because it tells a better story. This is a sure-fire to compromise trust and misguide your decision making
- Overcomplicate: don’t overwhelm your audience with too much data or overly complex visualisations. For example, avoid cluttering data dashboards with too much information, as this can quickly become overstimulating and undermine the entire point of your approach. Similarly, focus on one main area in your narrative to avoid diluting your takeaways by trying to communicate too much in one message. We recommend focusing on the areas you know best - deep insight on one takeaway is a lot more valuable than top-level insights on a number of different takeaways
- Ignore Context: always provide the necessary context for your data to avoid misleading your audience. We all make assumptions and miscalculations based on perceived biases, especially when it comes to data and seeing the progress we want to see. Providing that all-important context to your narrative ensures understanding and impartiality, meaning insights remains consistent and well informed
- Breaching data ethics: when collecting and analysing the data to drive your story, it’s super important that you respect the rights and privacy of data subjects and sources in order to ensure integrity and honesty in your analysis and presentation (oh, and the small matter of also ensuring you’re abiding by the law!)
**How to tell your data story **
It’s important to establish that data storytelling isn’t just another passing fad like the latest TikTok trend (not that camping overnight for the viral Stanley tumbler isn’t completely normal behaviour or anything…).
In fact, as businesses continue to harness more and more data every day, nailing your data storytelling approach only becomes more integral to your ability to leverage these insights effectively, and gain a competitive advantage as a result.
So, what steps must you take to create a clear and cohesive data-driven narrative that achieves its purpose?
1. Start with a clear question or statement
It’s important to set the tone early.
Your story should be driven by a clear, concise and compelling question or objective that is relevant to your audience. This focal point guides your data exploration and analysis, and ensures that your narrative has a defined purpose and direction.
By considering what your key message is and what emotions you want to drive in your audience, you can better understand the language you must lead with in order to support that goal and maximise the chances of your desired outcome.
For example, if you’re analysing sales data, a question like, ‘what factors contributed to the highest sales quarter in the past two years?’, sets a clear path for investigation. In turn, this should then help you map out the direction you take, exploring what has actually led to the highest sales rather than assumptions about what you think contributed.
2. Use visuals to enhance understanding
Use visualisations such as charts, graphs, and maps to make complex data more accessible and engaging.
And don’t just take our word for it. To dig into the science behind this for a second (we can hear Sheldon Cooper cheering from here), studies have shown that, of all the information transmitted to the brain, 90% is visual. And this is why, as proven by Robert Horn at Stanford University using studies from other academic institutions, data visualisation can harness significant results like:
- A 21% increase in a group’s ability to reach consensus
- A productivity gain by shortening meetings by 24%
- A 43% increase in persuading audiences to take a desired course of action
However, it’s crucial to choose the right type of visualisation for the data you’re presenting. For instance, use line charts for trends over time, bar charts for comparisons among categories, and maps for geographical data.
Ensure these visuals are clear, labelled correctly, and free from misleading scales or distortions to paint the clearest picture possible. Get it right and you can unlock a series of benefits, like breaking down complex data sets more effectively, identifying patterns and trends quicker, and making it easier to measure progress and outcomes - all key elements in extracting the most meaning and enhancing understanding to help inform your narrative.
3. Tell a story with a beginning, middle, and end
Good news: you’re now in a position to begin crafting a narrative around your data. Without coherence and without a story, your data simply remains a collection of uncoordinated facts - or to steal Anthony Tasgal’s very fancy coinage, a ‘spewed litany of inert factoids’. Although we can’t be the only ones that think ‘inert factoids’ sound like the next Doctor Who villain?
But what makes a good story when it comes to presenting data?
Narrative serves to establish patterns with meaning. Therefore, a strong data story doesn’t just provide an overview, but rather frames your insights in a way that’s relatable and meaningful. In simpler terms, it provides meaning through structure.
Structure your data narrative like a traditional story in order to capture your audience’s attention and create a framework that they’re already familiar with. To hark it back to your old English classes, adopt a simple narrative arc of beginning, middle and end.
Start with an introduction that sets the scene and outlines the question, mission statement or problem you defined earlier - this is your beginning. Simples. At this point, you can also opt to establish a conflict - author John le Carré (you’ve no doubt at least heard of Tinker Tailor Soldier Spy) once famously said that, “the cat sat on the mat is not a story, but the cat sat on the dog's mat is”, and embracing this idea in your narrative will help to establish both relevance and importance in the story that the data is telling. What’s the problem you need to overcome?
The middle of your narrative is where you’ll highlight your key findings and how they relate to your question, statement or conflict. It’s important to note that, in order to keep things engaging, this part doesn’t just include the quantitative data you’ve collected, but also qualitative data that adds context, texture, and nuance. The combination of the two is what ensures your data story resonates with your audience.
Finally, conclude with a summary of your insights and their implications. What has the data told you, what does this mean for your initial question or statement, and how does resolve your conflict? This is your ending, and the point at which you really drive home the purpose of your story - what are the key insights your audience needs to come away with and how does this enhance their understanding of the matter at hand? Where relevant, you can also include a call to action or suggestions for further inquiry at this stage; again think back to the purpose of your story, and consider what actions you wanted to inspire.
Adopting this simple but effective narrative structure helps maintain attention, enhance understanding and improve the memorability of your data story, and makes complex data more digestible by framing it in a way that’s familiar and engaging. There’s a reason it’s the go-to structure for storytelling!
**TL;DR**
Not a fan of long posts? Too busy to read the whole thing? Need to go out and queue for a Stanley quencher? No worries, we’ve got you covered! Here are the main takeaways you need to know:
- Providing context to data can change the way we understand it, and the narrative we intertwine plays a huge role in the way we interpret and connect with it
- Data stories can be misleading when data sets are picked to support a narrative, and this misguidance can have significant implications
- When telling a data-driven story, you should always verify your sources, remain objective, use visualisation wisely, keep it accessible, and strive to make an impact
- When telling a data-driven story, you should avoid cherry picking data, overcomplicating, ignoring context, and breaching data ethics
- Your story should be driven by a clear, concise and compelling question or objective that is relevant to your audience
- Use visualisations such as charts, graphs, and maps to make complex data more accessible and engaging
- Structure your data narrative like a traditional story with a beginning, middle, and end in order to capture your audience’s attention and create a framework that they’re already familiar with
Remember, the goal is not just to present data, but to make it tell a story that is both informative and captivating. This involves not only showcasing the data in a way that’s engaging, but also connecting it to a larger context that resonates with your audience.
So the next time you’re faced with a data set, remember to ask yourself: what story does this tell and how do I communicate this most effectively? That’s the secret to a good data story. | landdigital |
1,926,562 | You Won't Believe These 5 Game-Changing JavaScript Utilities! | Hi, I'm Haroon, a Senior Full Stack Developer. Today, I'll share some incredibly useful JavaScript... | 0 | 2024-07-17T11:09:19 | https://dev.to/ranaharoon3222/you-wont-believe-these-5-game-changing-javascript-utilities-347e | javascript, programming, react, productivity | Hi, I'm Haroon, a Senior Full Stack Developer. Today, I'll share some incredibly useful JavaScript functions that you can use in almost every project
### 1. Tracks the visibility of an element within the viewport
This utility uses the Intersection Observer API to track the visibility of an element within the viewport. It calls a callback function with a boolean value indicating whether the element is visible or not.
```javascript
function onVisibilityChange(element, callback) {
const observer = new IntersectionObserver((entries) => {
entries.forEach((entry) => callback(entry.isIntersecting));
});
observer.observe(element);
}
// Example usage:
const targetElement = document.querySelector('#target');
onVisibilityChange(targetElement, (isVisible) => {
console.log(`Element is ${isVisible ? 'visible' : 'not visible'}`);
});
```
### 2. Reactive viewport breakpoints
This utility allows you to define breakpoints and get notified when the viewport width crosses these breakpoints. It calls a callback function with the current breakpoint value.
```javascript
function onBreakpointChange(breakpoints, callback) {
const mediaQueries = breakpoints.map(bp => window.matchMedia(`(max-width: ${bp}px)`));
function checkBreakpoints() {
const breakpoint = breakpoints.find((bp, i) => mediaQueries[i].matches);
callback(breakpoint || 'default');
}
mediaQueries.forEach(mq => mq.addListener(checkBreakpoints));
checkBreakpoints();
}
// Example usage:
onBreakpointChange([600, 900, 1200], (breakpoint) => {
console.log(`Current breakpoint: ${breakpoint}`);
});
```
### 3. Reactive Clipboard API
This utility listens to copy events and reads the copied text from the clipboard, calling a callback function with the copied text.
```javascript
function onClipboardChange(callback) {
document.addEventListener('copy', async () => {
const text = await navigator.clipboard.readText();
callback(text);
});
}
// Example usage:
onClipboardChange((text) => {
console.log(`Copied text: ${text}`);
});
```
### 4. Reactive Screen Orientation API
This utility listens to changes in screen orientation and calls a callback function with the current orientation type.
```javascript
function onOrientationChange(callback) {
window.addEventListener('orientationchange', () => {
callback(screen.orientation.type);
});
}
// Example usage:
onOrientationChange((orientation) => {
console.log(`Current orientation: ${orientation}`);
});
```
### 5. Reactive state to show whether the mouse leaves the page
This utility tracks when the mouse leaves or enters the page and calls a callback function with a boolean value indicating whether the mouse has left the page.
```javascript
function onMouseLeavePage(callback) {
document.addEventListener('mouseleave', () => {
callback(true);
});
document.addEventListener('mouseenter', () => {
callback(false);
});
}
// Example usage:
onMouseLeavePage((hasLeft) => {
console.log(`Mouse has ${hasLeft ? 'left' : 'entered'} the page`);
});
```
---
Each of these utilities leverages event listeners and modern APIs to provide reactive behavior in your JavaScript applications.
Thank you for taking the time to explore these powerful JavaScript utilities with me. I hope you find them as useful and exciting as I do. Feel free to experiment with these functions in your projects and see how they can enhance your development process. If you have any questions or want to share your own tips, please write down in comments. Happy coding! | ranaharoon3222 |
1,926,564 | Beyond Moisturizer: Alternatives for Oily Skin Care | When it comes to skincare, those with oily skin often face a unique set of challenges. Excessive... | 0 | 2024-07-17T11:10:52 | https://dev.to/cocky_life_d480d48562547f/beyond-moisturizer-alternatives-for-oily-skin-care-3aa1 | skin, menskin, skincare | When it comes to skincare, those with oily skin often face a unique set of challenges. Excessive sebum production can lead to a shiny complexion, clogged pores, and acne breakouts. While moisturizers are essential in any skincare routine, they can sometimes feel heavy or greasy on oily skin. If you're seeking alternatives to traditional moisturizers, you're in luck. Here are some effective options that can help keep your oily skin balanced and hydrated without the heaviness.
**1. Gel-Based Hydrators**
Gel-based hydrators are a fantastic option for oily skin. These products are lightweight, non-greasy, and quickly absorbed by the skin. They often contain water-based ingredients that provide hydration without adding extra oil. Look for gels that include ingredients like hyaluronic acid, aloe vera, or glycerin. These ingredients attract moisture to the skin and help maintain hydration levels without clogging pores.
**2. Hydrating Serums**
Serums are concentrated formulations that penetrate deeply into the skin, delivering active ingredients more effectively than moisturizers. For oily skin, hydrating serums can be an excellent alternative. Ingredients like hyaluronic acid, niacinamide, and peptides provide hydration and help regulate oil production. Hyaluronic acid, in particular, is a powerhouse hydrator that can hold up to 1,000 times its weight in water, ensuring your skin stays plump and hydrated.
**3. Facial Mists**
Facial mists are another lightweight option that can hydrate oily skin without the heaviness of traditional moisturizers. These sprays often contain ingredients like rose water, cucumber extract, or thermal spring water, which soothe and refresh the skin. Using a facial mist throughout the day can help maintain hydration levels and reduce excess oil production. Just ensure you choose a mist with hydrating and non-comedogenic properties.
**4. Squalane Oil**
While it may seem counterintuitive to use oil on oily skin, squalane oil is an exception. Squalane is a lightweight, non-comedogenic oil that mimics the skin’s natural sebum. It provides essential hydration without clogging pores or causing breakouts. Squalane oil can balance oil production and provide a matte finish, making it an excellent choice for oily skin types.
**5. Lightweight Sunscreens**
Sunscreen is a crucial part of any skincare routine, but many sunscreens can feel heavy and greasy on oily skin. Opt for lightweight, oil-free sunscreens with hydrating properties. Many modern formulations include ingredients like hyaluronic acid, niacinamide, and green tea extract, which offer additional hydration and oil control benefits. Using a hydrating sunscreen can sometimes eliminate the need for a separate moisturizer.
**6. Aloe Vera**
Aloe vera is well-known for its soothing and hydrating properties. It is lightweight, non-greasy, and easily absorbed by the skin, making it an ideal alternative for those with oily skin. Aloe vera gel can provide moisture, reduce inflammation, and help control oil production. Look for pure aloe vera gel without added fragrances or alcohol to ensure the best results.
**7. Water-Based Creams**
Water-based creams are designed to provide hydration without the heaviness of traditional oil-based moisturizers. These creams have a high water content and often include ingredients like hyaluronic acid and glycerin. They offer a refreshing and lightweight feel, making them suitable for oily skin. Water-based creams can provide the necessary hydration while maintaining a matte finish.
**8. Witch Hazel**
Witch hazel is a natural astringent that can help control oil production and tighten pores. It also has anti-inflammatory properties that can soothe irritated skin. Using witch hazel as a toner can reduce excess oil and provide a refreshing boost of hydration. However, it’s essential to choose alcohol-free witch hazel to avoid drying out the skin.
## **Incorporating Alternatives into Your Routine**
When incorporating these alternatives into your [skincare](https://cockylife.com/) routine, it’s crucial to maintain a balanced approach. Here’s a simple routine that you can follow:
**Cleanser:** Start with a gentle, foaming cleanser to remove excess oil and impurities without stripping the skin.
Toner: Use an alcohol-free toner like witch hazel to balance oil production and tighten pores.
**Serum or Gel:** Apply a hydrating serum or gel-based hydrator to provide essential moisture.
**Sunscreen:** Finish with a lightweight, hydrating sunscreen to protect your skin from UV damage.
## **Final Thoughts**
Finding the right products for oily skin can be challenging, but it’s entirely possible to maintain hydration without the heaviness of traditional moisturizers. By exploring alternatives like gel-based hydrators, serums, and water-based creams, you can achieve balanced, healthy skin that stays hydrated and shine-free. Remember to patch-test new products to ensure they suit your skin type and address any specific concerns you may have. With the right approach, you can enjoy a fresh, matte complexion without compromising on hydration. | cocky_life_d480d48562547f |
1,926,566 | Exploring the World of Chatbots: From Rule-Based to AI-Powered | Intro In today’s digital-first landscape, chatbots have become essential tools for... | 0 | 2024-07-17T19:31:15 | https://dev.to/balagmadhu/exploring-the-world-of-chatbots-from-rule-based-to-ai-powered-2ja5 | powerfuldevs, powerplatform, powervirtualagents, githubcopilot | ## Intro
In today’s digital-first landscape, chatbots have become essential tools for enterprises, enhancing interactions across various domains such as internal operations, customer service, marketing, and more. From basic query-based bots to advanced AI-powered assistants, chatbots are revolutionizing business efficiency. In this blog, we will explore the different types of chatbots, compare low-code platforms with custom AI-powered NLP chatbots, and examine the chatbot framework within the Microsoft ecosystem.
## Chatbot Types
| **Rule Based Chat Bots** | **Intellectual Independent ChatBots :** | **AI Powered Chat Bots:** |
|--- |--- |--- |
| Simple Capabilities | Leverages NLP Capabilities | These are Hybrid and can be enriched the user experience |
| Very Specific to Tasks | Keeps the context of the conversation and responds factoring the history of data | Customised to work with API’s to augment user |
| Query based and could only respond to what it knows | | |
| No inference from previous interaction | | |
| Easy to Train | | |
## Platform Options
| <br>No / Low Code Platforms | <br>Artificial Intelligence Markup Language (AIML) Platform / Cloud ML Platform |
|:---: |:---: |
| <br>These platforms are user-friendly and easy to use since no coding is involved, Most of the time, just drag and drop. The goal of these tools is to provide the facility of building a chatbot for everyone, even the ones who does not have technical expertise or any prior experience of machine learning or any such field. | <br>You can define categories for certain patterns using markup. Then, hence designed markup can be used to process the user’s replies. |
| <br>**Pros**:<br> <br>•Easy to build<br> <br>•Most of these are free and easy to integrate with available messaging platforms.<br> <br>•Speed to market<br> <br>•Ideal for Simple Rule based<br> <br>•Configuration is simple | <br>**Pros**:<br> <br>•Flexible and powerful if designed properly<br> <br>•Higher return on Investment<br> <br>•Rich NLP (Natural Language Processing) capabilities <br> <br> |
| <br>**Cons**:<br> <br>•They have minimal or sometimes no language processing skills<br> <br>•Not suitable for complex solution <br> <br>•Costs <br> <br> | <br>**Cons**:<br> <br>•Higher skillset needed<br> <br>•Higher implementation cost |
## Consideration with Microsoft Eco-system
he Microsoft ecosystem offers a robust framework to support these innovations, ensuring that enterprises can stay ahead in this digital-first landscape
## Some Design Consideration going with Low Code Platform
- Testing automation for Chatbot solution
- Premium connectors and lic costing
**Closing Notes**:
By embracing the right chatbot solutions, businesses can not only streamline their operations but also provide exceptional customer experiences, drive marketing efforts, and foster internal collaboration. The future of business efficiency is here, and it is powered by chatbots.
| balagmadhu |
1,926,567 | AWS Inspector - Notificação CVE - EC2 e ECR | Neste tutorial, vamos explicar como criar e configurar uma função Lambda na AWS que captura eventos... | 0 | 2024-07-17T11:16:30 | https://dev.to/aldeiacloud/aws-inspector-notificacao-cve-ec2-e-ecr-4hol | Neste tutorial, vamos explicar como criar e configurar uma função Lambda na AWS que captura eventos do AWS Inspector via SNS, formata esses eventos em um email detalhado e os envia via AWS SES para um destinatário específico.
---
## **Passos:**
1. **Criar a Função Lambda:**
Primeiro, você precisa criar uma função Lambda na AWS. A função Lambda será acionada pelos eventos gerados pelo AWS Inspector através do SNS.
* Acesse o Console da AWS.
* Vá para o serviço Lambda.
* Clique em "Criar função".
* Configure o nome, a runtime (Python 3.12 ou superior recomendado) e deixe as permissões de execução padrão inicialmente. (Depois adicione AmazonEC2ReadOnlyAccess, AmazonSESFullAccess, AmazonSNSReadOnlyAccess e AmazonEC2ContainerRegistryReadOnly)
* Defina como 1 minuto o timeout da lambda.
2. **Configurar Gatilho do SNS:**
* Após criar a função Lambda, adicione um gatilho SNS.
* Selecione o tópico SNS que recebe os eventos do AWS Inspector.
* Exemplo da CloudWatch Rule de detecção do Inspector que envia para o SNS:
---
```python
{
"source": ["aws.inspector2"],
"detail-type": ["Inspector2 Finding"],
"detail": {
"severity": ["HIGH", "MEDIUM", "CRITICAL"],
"status": ["ACTIVE", "CLOSED", "SUPRESSED"]
}
}
```
* Configure a função lambda para ser acionada por novas mensagens no tópico SNS.
**Variáveis de ambiente:**
---
## **Implementar o Código da Função Lambda:**
* Troque o nome da empresa do código, para a empresa que deseja configurar o alerta.
```python
import json
import boto3
import os
# Inicialize os clientes da AWS
ses_client = boto3.client('ses')
ec2_client = boto3.client('ec2')
ecr_client = boto3.client('ecr')
def send_email(subject, body):
# Função para enviar o email usando SES
response = ses_client.send_email(
Source=os.environ['SOURCE_EMAIL'],
Destination={
'ToAddresses': [os.environ['TARGET_EMAIL']]
},
Message={
'Subject': {
'Data': subject,
'Charset': 'UTF-8'
},
'Body': {
'Html': {
'Data': body,
'Charset': 'UTF-8'
}
}
}
)
print(f"Email enviado com sucesso: {response}")
def lambda_handler(event, context):
for record in event['Records']:
sns_message = json.loads(record['Sns']['Message'])
detail = sns_message.get('detail', {})
# Detalhes do evento
title = detail.get('title', 'N/A')
description = detail.get('description', 'N/A').replace('\n', '<br>')
severity = detail.get('severity', 'N/A')
status = detail.get('status', 'N/A')
finding_arn = detail.get('findingArn', 'N/A')
first_observed = detail.get('firstObservedAt', 'N/A')
last_observed = detail.get('lastObservedAt', 'N/A')
updated_at = detail.get('updatedAt', 'N/A')
vulnerability_id = detail.get('packageVulnerabilityDetails', {}).get('vulnerabilityId', 'N/A')
resources = detail.get('resources', [])
for resource in resources:
resource_type = resource.get('type', '')
if resource_type == 'AWS_EC2_INSTANCE':
# Detalhes da instância EC2
instance_id = resource.get('id', 'N/A')
instance_name = get_ec2_instance_name(instance_id)
instance_profile = resource.get('details', {}).get('awsEc2Instance', {}).get('iamInstanceProfileArn', 'N/A')
image_id = resource.get('details', {}).get('awsEc2Instance', {}).get('imageId', 'N/A')
ipv4_addresses = ', '.join(resource.get('details', {}).get('awsEc2Instance', {}).get('ipV4Addresses', []))
platform = resource.get('details', {}).get('awsEc2Instance', {}).get('platform', 'N/A')
instance_type = resource.get('details', {}).get('awsEc2Instance', {}).get('type', 'N/A')
# Construir corpo do email para EC2
email_subject = f"Alerta de Segurança - EMPRESA XPTO - {instance_name} - {title}"
email_body = build_ec2_email_body(instance_name, title, description, instance_id, instance_profile, image_id, ipv4_addresses, platform, instance_type, severity, status, finding_arn, first_observed, last_observed, updated_at, vulnerability_id)
send_email(email_subject, email_body)
elif resource_type == 'AWS_ECR_CONTAINER_IMAGE':
# Detalhes da imagem no ECR
repository_name = resource.get('details', {}).get('awsEcrContainerImage', {}).get('repositoryName', 'N/A')
image_digest = resource.get('details', {}).get('awsEcrContainerImage', {}).get('imageDigest', 'N/A')
image_tags = ', '.join(resource.get('details', {}).get('awsEcrContainerImage', {}).get('imageTags', []))
pushed_at = resource.get('details', {}).get('awsEcrContainerImage', {}).get('pushedAt', 'N/A')
architecture = resource.get('details', {}).get('awsEcrContainerImage', {}).get('architecture', 'N/A')
platform = resource.get('details', {}).get('awsEcrContainerImage', {}).get('platform', 'N/A')
# Construir corpo do email para ECR
email_subject = f"Alerta de Segurança - EMPRESA XPTO - {repository_name} - {title}"
email_body = build_ecr_email_body(repository_name, title, description, image_digest, image_tags, pushed_at, architecture, platform, severity, status, finding_arn, first_observed, last_observed, updated_at, vulnerability_id)
send_email(email_subject, email_body)
def get_ec2_instance_name(instance_id):
# Função para obter o nome da instância EC2 a partir do ID da instância
instance_name = "N/A"
if instance_id != "N/A":
ec2_response = ec2_client.describe_instances(InstanceIds=[instance_id])
tags = ec2_response['Reservations'][0]['Instances'][0].get('Tags', [])
for tag in tags:
if tag['Key'] == 'Name':
instance_name = tag['Value']
break
return instance_name
def build_ec2_email_body(instance_name, title, description, instance_id, instance_profile, image_id, ipv4_addresses, platform, instance_type, severity, status, finding_arn, first_observed, last_observed, updated_at, vulnerability_id):
# Função para construir o corpo do email para eventos de EC2
email_body = f"""
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Alerta de Segurança - EMPRESA XPTO PCI-DSS</title>
<style>
body {{
font-family: Arial, sans-serif;
line-height: 1.6;
margin: 20px;
background-color: #f5f5f5;
}}
h2 {{
background-color: #333;
color: #fff;
padding: 10px;
border-radius: 5px 5px 0 0;
margin-top: 0;
}}
p {{
margin-bottom: 20px;
color: #555;
padding: 0 10px;
}}
table {{
width: 100%;
border-collapse: collapse;
border: 1px solid #ddd;
border-radius: 5px;
margin-top: 20px;
}}
th, td {{
padding: 10px;
text-align: left;
border-bottom: 1px solid #ddd;
}}
th {{
background-color: #f2f2f2;
color: #333;
font-weight: bold;
}}
tr:nth-child(even) {{
background-color: #f9f9f9;
}}
td:first-child, th:first-child {{
width: 30%;
min-width: 120px;
font-weight: bold;
}}
</style>
</head>
<body>
<h2>Alerta de Segurança - EMPRESA XPTO PCI-DSS</h2>
<p>Recebemos uma nova notificação de vulnerabilidade no AWS Inspector:</p>
<table>
<tr>
<th colspan="2">Detalhes da Vulnerabilidade</th>
</tr>
<tr>
<td><b>Título</b></td>
<td>{title}</td>
</tr>
<tr>
<td><b>Descrição</b></td>
<td>{description}</td>
</tr>
<tr>
<td><b>ID da Vulnerabilidade</b></td>
<td>{vulnerability_id}</td>
</tr>
<tr>
<td><b>Severidade</b></td>
<td>{severity}</td>
</tr>
<tr>
<td><b>Status</b></td>
<td>{status}</td>
</tr>
<tr>
<td><b>Encontrado em</b></td>
<td>{first_observed}</td>
</tr>
<tr>
<td><b>Última Observação</b></td>
<td>{last_observed}</td>
</tr>
<tr>
<td><b>Atualizado em</b></td>
<td>{updated_at}</td>
</tr>
<tr>
<th colspan="2">Detalhes da Instância EC2</th>
</tr>
<tr>
<td><b>ID da Instância</b></td>
<td>{instance_id}</td>
</tr>
<tr>
<td><b>Nome da Instância</b></td>
<td>{instance_name}</td>
</tr>
<tr>
<td><b>Perfil IAM</b></td>
<td>{instance_profile}</td>
</tr>
<tr>
<td><b>ID da Imagem</b></td>
<td>{image_id}</td>
</tr>
<tr>
<td><b>Endereços IPv4</b></td>
<td>{ipv4_addresses}</td>
</tr>
<tr>
<td><b>Plataforma</b></td>
<td>{platform}</td>
</tr>
<tr>
<td><b>Tipo da Instância</b></td>
<td>{instance_type}</td>
</tr>
</table>
<p>Para mais informações, acesse o painel do AWS Inspector.</p>
</body>
</html>
"""
return email_body
def build_ecr_email_body(repository_name, title, description, image_digest, image_tags, pushed_at, architecture, platform, severity, status, finding_arn, first_observed, last_observed, updated_at, vulnerability_id):
# Função para construir o corpo do email para eventos de ECR
email_body = f"""
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Alerta de Segurança - EMPRESA XPTO PCI-DSS</title>
<style>
body {{
font-family: Arial, sans-serif;
line-height: 1.6;
margin: 20px;
background-color: #f5f5f5;
}}
h2 {{
background-color: #333;
color: #fff;
padding: 10px;
border-radius: 5px 5px 0 0;
margin-top: 0;
}}
p {{
margin-bottom: 20px;
color: #555;
padding: 0 10px;
}}
table {{
width: 100%;
border-collapse: collapse;
border: 1px solid #ddd;
border-radius: 5px;
margin-top: 20px;
}}
th, td {{
padding: 10px;
text-align: left;
border-bottom: 1px solid #ddd;
}}
th {{
background-color: #f2f2f2;
color: #333;
font-weight: bold;
}}
tr:nth-child(even) {{
background-color: #f9f9f9;
}}
td:first-child, th:first-child {{
width: 30%;
min-width: 120px;
font-weight: bold;
}}
</style>
</head>
<body>
<h2>Alerta de Segurança - EMPRESA XPTO PCI-DSS</h2>
<p>Recebemos uma nova notificação de vulnerabilidade no AWS Inspector:</p>
<table>
<tr>
<th colspan="2">Detalhes da Vulnerabilidade</th>
</tr>
<tr>
<td><b>Título</b></td>
<td>{title}</td>
</tr>
<tr>
<td><b>Descrição</b></td>
<td>{description}</td>
</tr>
<tr>
<td><b>ID da Vulnerabilidade</b></td>
<td>{vulnerability_id}</td>
</tr>
<tr>
<td><b>Severidade</b></td>
<td>{severity}</td>
</tr>
<tr>
<td><b>Status</b></td>
<td>{status}</td>
</tr>
<tr>
<td><b>Encontrado em</b></td>
<td>{first_observed}</td>
</tr>
<tr>
<td><b>Última Observação</b></td>
<td>{last_observed}</td>
</tr>
<tr>
<td><b>Atualizado em</b></td>
<td>{updated_at}</td>
</tr>
<tr>
<th colspan="2">Detalhes da Imagem no ECR</th>
</tr>
<tr>
<td><b>Nome do Repositório</b></td>
<td>{repository_name}</td>
</tr>
<tr>
<td><b>Digest da Imagem</b></td>
<td>{image_digest}</td>
</tr>
<tr>
<td><b>Tags da Imagem</b></td>
<td>{image_tags}</td>
</tr>
<tr>
<td><b>Arquitetura</b></td>
<td>{architecture}</td>
</tr>
<tr>
<td><b>Plataforma</b></td>
<td>{platform}</td>
</tr>
<tr>
<td><b>Enviado em</b></td>
<td>{pushed_at}</td>
</tr>
</table>
<p>Para mais informações, acesse o painel do AWS Inspector.</p>
</body>
</html>
"""
return email_body
```
---
## **Teste de eventos:**
**Um teste para ser feito para EC2:**
```json
{
"Records": [
{
"EventSource": "aws:sns",
"EventVersion": "1.0",
"EventSubscriptionArn": "arn:aws:sns:sa-east-1:530929948444:AWS-CVE-Inspector:d07cd6d8-2f8d-40c9-af6a-ecc4266e0e70",
"Sns": {
"Type": "Notification",
"MessageId": "175a2902-7430-5515-bc29-7613ec172f9f",
"TopicArn": "arn:aws:sns:sa-east-1:530929948444:AWS-CVE-Inspector",
"Subject": null,
"Message": "{\"version\":\"0\",\"id\":\"e7b5cb0b-b7b1-6390-fdcf-4ba7c5cf572d\",\"detail-type\":\"Inspector2 Finding\",\"source\":\"aws.inspector2\",\"account\":\"530929948444\",\"time\":\"2024-07-17T09:58:46Z\",\"region\":\"sa-east-1\",\"resources\":[\"i-09cc55700f9369d04\"],\"detail\":{\"awsAccountId\":\"530929948444\",\"description\":\"In the Linux kernel, the following vulnerability has been resolved: usb: udc: remove warning when queue disabled ep It is possible trigger below warning message from mass storage function, WARNING: CPU: 6 PID: 3839 at drivers/usb/gadget/udc/core.c:294 usb_ep_queue+0x7c/0x104 pc : usb_ep_queue+0x7c/0x104 lr : fsg_main_thread+0x494/0x1b3c Root cause is mass storage function try to queue request from main thread, but other thread may already disable ep when function disable. As there is no function failure in the driver, in order to avoid effort to fix warning, change WARN_ON_ONCE() in usb_ep_queue() to pr_debug().\",\"epss\":{\"score\":4.4E-4},\"exploitAvailable\":\"NO\",\"findingArn\":\"arn:aws:inspector2:sa-east-1:530929948444:finding/7c4806a9e2c4b7230d865d1c96d20b11\",\"firstObservedAt\":\"Tue Jul 16 21:45:59.629 UTC 2024\",\"fixAvailable\":\"YES\",\"lastObservedAt\":\"Tue Jul 16 21:45:59.629 UTC 2024\",\"packageVulnerabilityDetails\":{\"cvss\":[],\"referenceUrls\":[\"https://git.kernel.org/linus/2a587a035214fa1b5ef598aea0b81848c5b72e5e(6.9-rc2)\",\"https://ubuntu.com/security/notices/USN-6817-3\",\"https://git.kernel.org/stable/c/df5cbb908f1687e8ab97e222a16b7890d5501acf\",\"https://git.kernel.org/stable/c/99731076722eb7ed26b0c87c879da7bb71d24290\",\"https://git.kernel.org/stable/c/2b002c308e184feeaeb72987bca3f1b11e5f70b8\",\"https://git.kernel.org/stable/c/68d951880d0c52c7f13dcefb5501b69b8605ce8c\",\"https://ubuntu.com/security/notices/USN-6878-1\",\"https://git.kernel.org/stable/c/30511676eb54d480d014352bf784f02577a10252\",\"https://ubuntu.com/security/notices/USN-6816-1\",\"https://ubuntu.com/security/notices/USN-6817-2\",\"https://ubuntu.com/security/notices/USN-6817-1\",\"https://www.cve.org/CVERecord?id=CVE-2024-35822\",\"https://ubuntu.com/security/notices/USN-6896-1\",\"https://ubuntu.com/security/notices/USN-6898-1\",\"https://git.kernel.org/stable/c/3e944ddc17c042945d983e006df7860687a8849a\",\"https://git.kernel.org/stable/c/f74c5e0b54b02706d9a862ac6cddade30ac86bcf\",\"https://git.kernel.org/stable/c/2a587a035214fa1b5ef598aea0b81848c5b72e5e\",\"https://git.kernel.org/stable/c/36177c2595df12225b95ce74eb1ac77b43d5a58c\"],\"relatedVulnerabilities\":[\"USN-6816-1\",\"USN-6817-1\",\"USN-6817-2\",\"USN-6817-3\",\"USN-6896-1\",\"USN-6898-1\",\"USN-6878-1\"],\"source\":\"UBUNTU_CVE\",\"sourceUrl\":\"https://people.canonical.com/~ubuntu-security/cve/2024/CVE-2024-35822.html\",\"vendorCreatedAt\":\"Fri May 17 14:15:00.000 UTC 2024\",\"vendorSeverity\":\"medium\",\"vulnerabilityId\":\"CVE-2024-35822\",\"vulnerablePackages\":[{\"arch\":\"X86_64\",\"epoch\":0,\"fixedInVersion\":\"0:5.15.0-116.126\",\"name\":\"linux-libc-dev\",\"packageManager\":\"OS\",\"release\":\"113.123\",\"remediation\":\"apt-get update && apt-get upgrade\",\"version\":\"5.15.0\"}]},\"remediation\":{\"recommendation\":{\"text\":\"None Provided\"}},\"resources\":[{\"details\":{\"awsEc2Instance\":{\"iamInstanceProfileArn\":\"arn:aws:iam::530929948444:instance-profile/ScoutSuite\",\"imageId\":\"ami-0228d19e5bf7dc391\",\"ipV4Addresses\":[\"172.30.0.243\"],\"ipV6Addresses\":[],\"keyName\":\"b23_lnx_sec\",\"launchedAt\":\"Tue Oct 03 03:48:54.000 UTC 2023\",\"platform\":\"UBUNTU_22_04\",\"subnetId\":\"subnet-0cf6115b2cf95ddf8\",\"type\":\"c6a.xlarge\",\"vpcId\":\"vpc-00a09194848c6e5d6\"}},\"id\":\"i-09cc55700f9369d04\",\"partition\":\"aws\",\"region\":\"sa-east-1\",\"tags\":{\"BackupEC2\":\"true\",\"Name\":\"SRV-LNX-SEC\"},\"type\":\"AWS_EC2_INSTANCE\"}],\"severity\":\"MEDIUM\",\"status\":\"CLOSED\",\"title\":\"CVE-2024-35822 - linux-libc-dev\",\"type\":\"PACKAGE_VULNERABILITY\",\"updatedAt\":\"Wed Jul 17 09:58:46.559 UTC 2024\"}}",
"Timestamp": "2024-07-17T09:59:03.737Z",
"SignatureVersion": "1",
"Signature": "nVpeMS7rnD1WUTmp04BwMC64Dp1Db9WagxLI+Lzlray1YTnpEtgezAoguYJY4DnPrTsouX67vq7plVEnWj5oxeTDR+GFlSCGDlzM/pQf5AO8haAuWuFWatTYudcwdma9cNnSMzmVyQ8Kqn4tJOudvPaIneuL20uxstvdLYVBb/9TznCBY2N+YBwv4BLGZEcqnY35Vf6TeDcSZInSk90z8f/9tXUdFtgHo7WuMzWAX6Eoen70XE3e1SLwE6gSTSa+mSFzCfD8Tj2n+SXQB9wE/ZTLR7UBEFmdjkvmJ2WgE810JUKFRzFFH7cWLp3gyRcXhXH5G1bTsFmc1R4Jo/ZAaQ==",
"SigningCertUrl": "https://sns.sa-east-1.amazonaws.com/SimpleNotificationService-60eadc530605d63b8e62a523676ef735.pem",
"UnsubscribeUrl": "https://sns.sa-east-1.amazonaws.com/?Action=Unsubscribe&SubscriptionArn=arn:aws:sns:sa-east-1:530929948444:AWS-CVE-Inspector:d07cd6d8-2f8d-40c9-af6a-ecc4266e0e70",
"MessageAttributes": {}
}
}
]
}
```
**Um teste para ser feito para ECR:**
```json
{
"Records": [
{
"Sns": {
"Message": "{\"detail\":{\"title\":\"High Vulnerability in ECR Image\",\"description\":\"A high severity vulnerability was detected in the container image.\",\"severity\":\"HIGH\",\"status\":\"ACTIVE\",\"findingArn\":\"arn:aws:inspector:us-east-1:123456789012:finding/finding-id\",\"firstObservedAt\":\"2024-07-16T10:00:00Z\",\"lastObservedAt\":\"2024-07-16T10:00:00Z\",\"updatedAt\":\"2024-07-16T10:00:00Z\",\"packageVulnerabilityDetails\":{\"vulnerabilityId\":\"CVE-2024-1234\"},\"resources\":[{\"type\":\"AWS_ECR_CONTAINER_IMAGE\",\"id\":\"arn:aws:ecr:us-east-1:123456789012:repository/my-repository\",\"details\":{\"awsEcrContainerImage\":{\"repositoryName\":\"my-repository\",\"imageDigest\":\"sha256:example1234\",\"imageTags\":[\"latest\"],\"pushedAt\":\"2024-07-15T10:00:00Z\",\"architecture\":\"amd64\",\"platform\":\"linux\"}}}]}}"
}
}
]
}
```
---
## Notificações:
**Exemplo de email fake EC2 enviado para a caixa de email**
**Exemplo de email fake ECR enviado para a caixa de email**
---
##**Explicação do Código:**
* A função *lambda_handler* é o ponto de entrada da Lambda, que recebe eventos do SNS.
* Os detalhes da vulnerabilidade são extraídos da mensagem JSON recebida.
* Detalhes específicos da instância EC2 ou ECR são recuperados usando o cliente EC2 ou ECR.
* Um email é construído em HTML para fornecer informações detalhadas sobre a vulnerabilidade e a instância.
* O email é enviado usando o cliente SES da AWS. | aldeiacloud |
|
1,926,569 | Unlocking the Potential of Mobile Development: An Ultimate Guide | Table of Contents Introduction: Faster Growing Mobile Development Mobile Development in the Basics... | 0 | 2024-07-17T11:19:45 | https://dev.to/jinesh_vora_ab4d7886e6a8d/unlocking-the-potential-of-mobile-development-an-ultimate-guide-4l8b | webdev, programming, python, devops |
**Table of Contents**
1. Introduction: Faster Growing Mobile Development
2. Mobile Development in the Basics of Development
3. Building Full Stack Web: The Backbone of Mobile Application Success
4. Full Stack Web Development and Its Contribution to Mobile Application Development
5. Hidden Gems of Curriculum: Where You Master the Core of Full Stack Web Development
6. Labs and Live Case Study
7. Certification and Accreditation: Attesting Your Full Stack Web Development Expertise
8. How to Choose the Best Full Stack Web Development Course: Few Key Criteria
9. Elevation in Salary and Career Augmentation: Why Choose Full Stack Web Development
10. Upcoming Mobile Time: A Visionary Remark
11. Conclusion: A Bright Future - Full Stack Web Development
**Introduction: Evolution in Mobile Development**
Mobile development has become one of the more integral aspects of the holistic development strategy in the digital era. Over half of all Internet users access the web through their mobile devices. So, the world needs competent mobile developers more than ever in this age of digitization. This article delves into the world of mobile development for aspiring professionals who wish to carve a niche in a dynamic and lucrative sector.
**Understanding the Basics of Mobile Development**
Mobile development involves the design and creation of applications to run on mobile gadgets. In the simplest of forms, for one to perform excellently in developing mobile-related applications, it is imperative to understand the basics of mobile development, that is, the mobile operating systems, programming languages for development, and development frameworks.
**Full Stack Web Development: The Secret to Success in Mobile Applications**
Full stack web development is one kind of approach in the development of web applications. Front-end and back-end development of a web application is considered as a full stack web development behind the process. In view of mobile development, full stack web development is quite imperative. This is paramount to creating sturdy, scalable, and amiable applications for mobiles. Learning full stack web development would ensure that mobile developers can create robust and scalable applications for mobile devices with a great user experience.
**The Role of Full Stack Web Development in Mobile App Development**
This becomes necessary when it comes to full-fledged mobile app development, whereby the developer can very easily take care of the development of:
- **Cross-platform**: Here, with leverage of full stack web development, apps can effectively be developed to run on multiple platforms, namely mobile and web browsers, as well as desktops.
According to me, full stack web development is:
- **Scalable**: Full stack web development allows developers to create apps that are able to sustain huge amounts of data and traffic, totaling up to an enterprise-level application.
- **Secure**: Full stack web development confers on one a secure framework for app building, where data safety and transaction protection are paramount.
**Course Highlights: Mastering the Essentials of Full Stack Web Development**
Good full-stack web development courses would usually consist of a wide variety of these same topics and techniques. For example:
- Front-end development: How to build user interfaces with HTML, CSS, and JavaScript.
- Back-end development: How to build server-side logic using Java, Python, or Ruby.
- Database administration: Design and manage databases with relational database servers like MySQL, or NoSQL ones like MongoDB.
- **API development:** Building and managing APIs that should interact with other applications and services
Achievement of these crucial components of the Full Stack Web Development, allows mobile developers to develop robust, scalable, and user-friendly mobile applications that meet real needs of their end-users.
**Hands-On Learning and Real-World Case Studies**
Best [full stack web development courses](https://bostoninstituteofanalytics.org/full-stack-web-development/) around are the ones which not only deal with theoretical nitty-gritty but also have a practical edge to it. They give in-class imparting, followed by practical case studies, to build upon the concepts and techniques formulated in the course curriculum. Using the provided hands-on exercises, students get practice with realistic mobile development scenarios, resulting in practical experience in building and managing full stack web applications.
**Certification and Accreditation: Validating Your Full Stack Web Development Expertise**
People doing a full stack web development course usually get certificates issued to them after its completion. Thus, a certificate serves as proof for possessing the capacity of this important skill. In addition, employers in the mobile development industry highly value such certificates because they are indicative of one's commitment to professional development and mastery of the techniques and best practices that spell success in the industry.
**Choosing the Right Full Stack Web Development Course: Factors to Consider**
Professionals who wish to take a full stack web development course should consider several factors to be sure that the course is in line with their career needs and learning objectives. Here are three key considerations:
- **Course Content and Curriculum**: The course content should be designed focusing on all relevant topics and techniques necessary for the participant's specialization area under full stack web development.
x Instructor expertise: Assess qualification and industrial experience of instructors in providing valuable advice and insight.
x Hands-on learning opportunities: Those providing an opportunity for the students to interact with exercises, case studies, and project learning in order to cement in learned in the classrooms.
x Certification and accreditation: Look for those courses which have the component of recognized certification or accreditation that will add to the marketability and overall career options for the participant.
Conclusion After considering all the factors in such consideration, a full stack web developer can decide whether the course can serve the purpose properly, and he or she can get a complete and value-based learning out of the same as per individual needs and goals.
**Subtitled: Career Advancement and Salary Boost 2**
Mastering full stack web development can powerfully affect the career plan and income of a professional. Full stack web development is one of the core competencies of mobile development and is greatly appreciated, both with employers and clients. Full stack web developers trained in this holistic manner should be able to :
• **Win more challenging, rewarding assignments**: This is all about really proving oneself in full stack web development, which would amount to further assignments in high-value projects, thus developing the developer's skills and expertise.
• **Get into leadership roles**: Till and unless one is a strong full stack web developer, there can be hardly any consideration towards full stack web developer or technical lead roles in mobile development.
- **Can command higher salaries**: The exceptionally well-trained full-stack web developer has every hope of great pay packages and bonus opportunities compared to his counterpart, as every company has a high demand for this skill set.
Through comprehensive training and continuous professional development, a full stack web developer can secure high compensation and a chance for promotion in this field.
**Staying Ahead of the Mobile Development Curve**
Attention should be paid as well to the rising trends or innovations in the mobile development space that full stack web developers operate in, to stay competitive:
- **Possible with Artificial intelligence and machine learning**: Getting incorporated into more and more new, useful features in mobile app development. Some of its features include natural language processing and recognition of images.
- **Integration with an Internet of Things (IoT)**: With mobile apps progressing considering the compatibility of the Internet of Things, a two-way data exchange and interactions mode mostly work both of the ways seamlessly.
For example:
- **UX and UI design**: Nowadays, mobile apps have more intuitive design, which is user-centered for easy use and ensuring a seamless user experience.
- **Security and data protection**: Security of mobile applications is raising, keeping an increased focus on the protection of user data and integrity of transactions.
With all these coming trends in the picture and adding them within full stack web development, professionals can find themselves on the frontier of this industry to derive real value for clients and employers through their jobs.
**Conclusion: Investing in Your Future with Full Stack Web Development**
Moving on to mobile development, this area is getting more demanding by the minute, and full-stack web development is one of the top skills that would put one's career on the next level. Comprehensive full-stack web development courses that address absolute methodologies and best practices breed confidence in full-stack web developers. With such confidence, developers tend to make superior decisions and offer immense value to clients and employers. Whether you are aiming for a high-class position at a high-end mobile development firm or looking to elevate your level of position in this business, an investment in full stack web development can pay manifold dividends over the years of your career. | jinesh_vora_ab4d7886e6a8d |
1,926,570 | The Cybersecurity Imperative: Safeguarding Our Digital World | Cybersecurity stands as a critical imperative in our increasingly digital world. It encompasses... | 0 | 2024-07-17T11:19:49 | https://dev.to/saumya27/the-cybersecurity-imperative-safeguarding-our-digital-world-3gk7 | bi, cybersecurity | Cybersecurity stands as a critical imperative in our increasingly digital world. It encompasses practices, technologies, and strategies designed to protect networks, devices, programs, and data from unauthorized access, attacks, and damage. In the context of BI trends, where data accessibility and analytics are paramount, ensuring robust cybersecurity measures is indispensable.
1. Threat Landscape: The evolving threat landscape poses continuous challenges. Cyber threats, ranging from sophisticated attacks by cybercriminals to state-sponsored entities, underscore the need for vigilance.
2. Importance of Data Protection: In BI environments, where data drives decision-making, safeguarding sensitive information is crucial. Effective cybersecurity measures are essential to prevent breaches and uphold data integrity.
3. Compliance and Regulations: Stringent regulations (such as GDPR, HIPAA) mandate secure handling of data. Compliance ensures that BI practices align with legal frameworks, bolstering trust and accountability.
4. Ransomware and Extortion: Heightened instances of ransomware attacks underscore vulnerabilities. These threats can disrupt BI operations, emphasizing the need for robust defenses and incident response plans.
5. Cybersecurity Awareness: Educating stakeholders about cybersecurity best practices is pivotal. Awareness programs within BI contexts empower users to recognize threats like phishing and adopt secure data practices.
6. Technological Solutions: Advancements in cybersecurity technologies bolster defense mechanisms. Within BI ecosystems, technologies like encryption, firewalls, and intrusion detection systems (IDS) fortify data protection.
7. Incident Response and Recovery: Despite preventive measures, rapid incident response is essential. BI entities must have agile response strategies to mitigate breaches and minimize operational disruption.
8. Cybersecurity in IoT and Cloud Computing: The proliferation of IoT and cloud services expands attack surfaces. Protecting interconnected systems in BI environments demands robust security protocols to preserve data integrity.
9. Collaboration and Sharing: Collective efforts are pivotal in cybersecurity. Collaboration among governments, businesses, and cybersecurity professionals fosters knowledge-sharing and enhances defense strategies.
10. Future Challenges and Innovations: Anticipating future threats drives innovation. Continuous development in cybersecurity practices and technologies within BI ensures adaptive defenses against emerging risks.
Addressing cybersecurity within the context of [BI trends](https://cloudastra.co/blogs/the-cybersecurity-imperative-bi-trends) is integral to maintaining trust in data-driven decision-making and securing digital infrastructures for sustained growth and innovation. | saumya27 |
1,926,582 | Understanding the Difference: Serums vs. Moisturizers for Oily Skin | In the vast world of skincare, choosing the right products for your specific skin type can be a... | 0 | 2024-07-17T11:21:06 | https://dev.to/cocky_life_d480d48562547f/understanding-the-difference-serums-vs-moisturizers-for-oily-skin-3a9 | skin, menskin, skincare | In the vast world of skincare, choosing the right products for your specific skin type can be a daunting task. This is especially true for those with oily skin, who often struggle to find the perfect balance between hydration and oil control. Two of the most common skincare products that come into play are serums and moisturizers. But what exactly sets them apart, and how can you determine which one is best suited for oily skin? Let's dive in and explore the differences between serums and moisturizers, and how they can benefit oily skin types.
### What is a Serum?
Serums are lightweight, fast-absorbing liquids that are designed to deliver a high concentration of active ingredients deep into the [skin](https://cockylife.com/). Unlike moisturizers, which are primarily focused on hydrating the skin's surface, serums are formulated to target specific skin concerns such as acne, fine lines, hyperpigmentation, and more.
#### Key Features of Serums:
1. **High Concentration of Active Ingredients**: Serums are packed with potent ingredients like hyaluronic acid, vitamin C, retinol, and peptides, making them highly effective in addressing specific skin issues.
2. **Lightweight and Fast-Absorbing**: The lightweight texture of serums allows them to penetrate deeply into the skin without leaving a greasy residue, which is a significant advantage for those with oily skin.
3. **Customizable**: Serums can be easily incorporated into any skincare routine and can be layered with other products to enhance their efficacy.
### What is a Moisturizer?
Moisturizers, on the other hand, are primarily designed to hydrate and protect the skin's outermost layer. They come in various forms, including creams, lotions, and gels, and are essential for maintaining the skin's moisture barrier and preventing dryness.
#### Key Features of Moisturizers:
1. **Hydration**: Moisturizers help to lock in moisture and prevent water loss from the skin, ensuring that it stays hydrated and supple.
2. **Barrier Protection**: Many moisturizers contain ingredients like ceramides and fatty acids that help to strengthen the skin's natural barrier, protecting it from environmental aggressors.
3. **Variety of Formulas**: From rich creams to lightweight gels, there is a wide range of moisturizers available to suit different skin types and preferences.
### Serums vs. Moisturizers: Which is Better for Oily Skin?
For those with oily skin, finding the right balance between hydration and oil control is crucial. Here are some factors to consider when deciding between a serum and a moisturizer:
#### 1. **Hydration Needs**
While oily skin produces more sebum, it still needs hydration to maintain a healthy balance. Depriving the skin of moisture can lead to an overproduction of oil, exacerbating the problem. Lightweight, hydrating serums with ingredients like hyaluronic acid can provide the necessary moisture without feeling heavy or greasy.
#### 2. **Targeted Treatment**
If you have specific skin concerns such as acne or enlarged pores, serums can be highly beneficial. Look for serums containing salicylic acid, niacinamide, or tea tree oil, which are known for their oil-controlling and acne-fighting properties.
#### 3. **Layering Products**
One of the advantages of serums is that they can be easily layered under a moisturizer. For oily skin, opt for a lightweight, oil-free moisturizer or gel-based formula that provides hydration without clogging pores. This combination allows you to reap the benefits of both products without overwhelming your skin.
### How to Incorporate Serums and Moisturizers into Your Routine
For optimal results, consider incorporating both a serum and a moisturizer into your skincare routine:
1. **Cleanse**: Start with a gentle cleanser to remove excess oil and impurities from your skin.
2. **Tone**: Use a toner to balance your skin's pH levels and prepare it for the next steps.
3. **Apply Serum**: Choose a serum that addresses your specific skin concerns and apply a few drops to your face and neck, gently patting it in until fully absorbed.
4. **Moisturize**: Follow up with a lightweight, oil-free moisturizer to lock in hydration and protect your skin barrier.
5. **Sun Protection**: In the morning, always finish with a broad-spectrum sunscreen to shield your skin from harmful UV rays.
### Conclusion
In the quest for balanced, healthy skin, understanding the roles of serums and moisturizers is essential. For oily skin types, incorporating both products can help address specific concerns while maintaining optimal hydration. By choosing lightweight, non-comedogenic formulas, you can achieve a clear, radiant complexion without the excess shine. Remember, the key is to listen to your skin's needs and adjust your routine accordingly for the best results.
To learn more visit - [https://cockylife.com/](https://cockylife.com/) | cocky_life_d480d48562547f |
1,926,597 | 10 Captivating C Programming Challenges from LabEx 🧠 | The article is about a collection of 10 captivating C programming challenges curated by the LabEx team. These hands-on exercises cover a wide range of topics, from mastering fundamental programming concepts to tackling complex problem-solving tasks. Readers will learn how to check the validity of alphabets, convert characters to integers, calculate the average student score, work with free and VIP courses, swap numbers without a temporary variable, identify Armstrong numbers, use enum variables, calculate cost prices, convert Celsius to Fahrenheit, and find the smallest number in an array. The article provides a detailed overview of each challenge, including links to the corresponding LabEx labs, to help readers dive into these engaging programming exercises and elevate their coding skills. | 27,769 | 2024-07-17T11:21:52 | https://dev.to/labex/10-captivating-c-programming-challenges-from-labex-33gm | labex, programming, tutorials |
Embark on a thrilling journey through a diverse array of C programming challenges curated by the LabEx team. From mastering fundamental concepts to tackling complex problem-solving tasks, this collection promises to elevate your coding skills and ignite your passion for programming. 💻 Let's dive in and explore these captivating exercises!
## 1. Check Alphabet Validity 🔤
[Check Alphabet Validity](https://labex.io/labs/113973)
In this challenge, you'll create a program that determines whether a given character is an alphabet or not. By checking if the character falls within the range of 'a' to 'z' or 'A' to 'Z', your program will confidently print 'Alphabet' or 'Not Alphabet' as the output.
## 2. Converting Character to Integer 🔢
[Converting Character to Integer](https://labex.io/labs/113958)
Dive into the world of type conversion as you tackle this lab. Your task is to use the `static_cast` function to convert a character input into an integer and then display the result.
## 3. Calculating the Average Student Score 📊
[Calculating the Average Student Score](https://labex.io/labs/326600)
Put your C programming skills to the test by creating a program that calculates the average score of 5 students. Accept the scores as inputs, and then display the calculated average with two decimal places.
## 4. Free Courses and VIP Courses 🎓
[Free Courses and VIP Courses](https://labex.io/labs/257100)
Explore the world of object-oriented programming as you fix the bugs in a course management program. Dive into concepts like polymorphism, inheritance, and member access permissions to ensure the program compiles and runs correctly.
## 5. Swap Two Numbers Without Temporary Variable 🔁
[Swap Two Numbers Without Temporary Variable](https://labex.io/labs/113362)
Challenge your problem-solving skills by creating a program that swaps two numbers without using a temporary variable. Utilize the power of addition and subtraction to achieve this clever swap.
## 6. Checking Whether a Number is Armstrong 🔢
[Checking Whether a Number is Armstrong](https://labex.io/labs/113947)
Delve into the world of number theory as you write a program that checks whether a user-inputted number is an Armstrong number. An Armstrong number is a number where the sum of the cubes of each digit is equal to the number itself.
## 7. Enum Variable Values: Meat1, Meat2 🍖
[Enum Variable Values: Meat1, Meat2](https://labex.io/labs/114006)
Explore the versatility of enums in C programming by creating a `meat` enum with values like Chicken, Beef, Pork, and Lamb. Declare two variables, `meat1` and `meat2`, and assign them different values from the enum.
## 8. Calculation of Cost Price 💰
[Calculation of Cost Price](https://labex.io/labs/113960)
In this lab, you'll create a program that takes the selling price and profit percentage as inputs, and then uses a formula to calculate the cost price, which is then printed out.
## 9. Celsius to Fahrenheit Temperature Conversion 🌡️
[Celsius to Fahrenheit Temperature Conversion](https://labex.io/labs/298171)
Implement a C language program that can read in Celsius temperature and output the corresponding Fahrenheit temperature. Utilize command-line arguments instead of the `scanf()` function to accept the input.
## 10. Finding the Smallest Number 🔍
[Finding the Smallest Number](https://labex.io/labs/114033)
Put your array manipulation skills to the test by getting input values for an integer array of size 5, finding the lowest element in the array, and printing its value.
Dive into these captivating C programming challenges and unlock your full potential as a coding enthusiast. Happy coding! 🚀
---
## Want to Learn More?
- 🌳 Learn the latest [C++ Skill Trees](https://labex.io/skilltrees/cpp)
- 📖 Read More [C++ Tutorials](https://labex.io/tutorials/category/cpp)
- 💬 Join our [Discord](https://discord.gg/J6k3u69nU6) or tweet us [@WeAreLabEx](https://twitter.com/WeAreLabEx) | labby |
1,926,598 | Top Mobile App Development Company in Oxford, UK | Designs & develop inspiring experiences with Sapphire Software Solutions a top mobile app... | 0 | 2024-07-17T11:22:38 | https://dev.to/samirpa555/top-mobile-app-development-company-in-oxford-uk-13ke | mobileappdevelopment, mobileappdevelopmentservices, mobileappdevelopmentcompany | Designs & develop inspiring experiences with Sapphire Software Solutions a **[top mobile app development company in Oxford, UK](https://www.sapphiresolutions.net/top-mobile-app-development-company-in-oxford)**. We empower your business empire and build most trusted apps. | samirpa555 |
1,926,599 | Quick way to offer Mutual Funds on your Platform | Looking for a quick way to offer mutual funds on your platform? Tarrakki is your solution. With its... | 0 | 2024-07-17T11:22:47 | https://dev.to/tarrakki/quick-way-to-offer-mutual-funds-on-your-platform-3j38 | mutualfundapi, depositapi, fintechapi | Looking for a quick way to offer **[mutual funds on your platform](https://www.tarrakki.com/product/api-centre)**? Tarrakki is your solution. With its seamless integration, you can effortlessly add mutual fund investment options to your platform, providing your users with a diversified portfolio in no time. Tarrakki ensures a hassle-free setup, allowing you to enhance your financial services and cater to your clients' investment needs efficiently. Empower your platform with Tarrakki and make mutual fund investing simple and accessible for everyone. | tarrakki |
1,926,600 | Exploring elementary school students' learning platforms with Prisha The Explore | Prisha The Explorer is dedicated to providing enriching learning experiences tailored specifically... | 0 | 2024-07-17T11:23:20 | https://dev.to/prishatheexplorer/exploring-elementary-school-students-learning-platforms-with-prisha-the-explore-3d35 | Prisha The Explorer is dedicated to providing enriching learning experiences tailored specifically for elementary school students. As a leading platform in the education sector, it offers a wide range of resources and tools designed to engage young learners and support their academic growth.
Comprehensive educational resources
Prisha The Explorer stands out for its comprehensive collection of educational resources intended for elementary school students. These resources cover a variety of subjects such as math, science, language arts, and social studies, ensuring well-rounded learning.
Interactive and engaging content
**[Elementary Students Learning Platforms](https://prishatheexplorer.com/)** The platform features interactive content that engages young minds and encourages active learning. Interactive games, quizzes, videos, and hands-on activities make learning fun while reinforcing key concepts and skills essential to elementary education.
Age-appropriate learning
Prisha The Explorer understands the unique needs of elementary school students and provides age-appropriate learning materials that align with curriculum standards. Each resource is carefully selected to promote cognitive development, creativity and critical thinking skills in young learners.
Support for educators and parents
Prisha The Explorer recognizes the importance of collaboration between educators, parents and students. The platform offers support materials for teachers to incorporate into their lesson plans and gives parents insight into their child's progress and learning journey.
Accessibility and user-friendly interface
Accessibility is a priority at Prisha The Explorer, ensuring that learning resources are easily accessible on a variety of devices. The platform's user-friendly interface allows elementary students to navigate independently, allowing them to take control of their learning.
Community and engagement
Prisha The Explorer fosters a supportive community where educators, parents and students can communicate, share ideas and collaborate. This community engagement enhances the educational experience by fostering peer learning and providing a platform for educational discussions.
Innovation in primary education
Driven by innovation,**[ Prisha The Explorer](https://prishatheexplorer.com/)** is constantly updating its resources and incorporating new technologies to improve basic education. This commitment to innovation ensures that students are exposed to state-of-the-art learning tools that will prepare them for future academic challenges.
Conclusion
In conclusion, Prisha The Explorer is a dedicated learning platform for elementary students that offers engaging and educational resources that inspire curiosity and promote academic success. With a focus on interactive learning, age-appropriate content and community support, Přisha The Explorer enriches the educational journey of young learners and lays a solid foundation for lifelong learning.
| prishatheexplorer |
|
1,926,637 | shop hoa bến tre | A post by shop hoa bến tre | 0 | 2024-07-17T12:03:22 | https://dev.to/shophoabentrez/shop-hoa-ben-tre-l5o | shophoabentrez |
||
1,926,602 | JavaScript Event Loop: A Deep Dive | JavaScript, being a single-threaded language, executes one task at a time. However, it handles... | 0 | 2024-07-17T11:25:15 | https://dev.to/just_ritik/javascript-event-loop-a-deep-dive-4g00 | javascript, webdev, programming, learning |
JavaScript, being a single-threaded language, executes one task at a time. However, it handles asynchronous operations with ease, thanks to the event loop. The event loop is a fundamental concept that powers JavaScript's concurrency model, allowing it to manage multiple operations efficiently without blocking the main thread. In this article, we'll explore the intricacies of the JavaScript event loop, understanding how it works and why it's crucial for developing responsive web applications.
## What is the JavaScript Event Loop?
The event loop is a mechanism that JavaScript uses to handle asynchronous operations. It continuously checks the call stack and the task queue, ensuring that tasks are executed in the correct order. The primary goal of the event loop is to keep the application responsive by managing the execution of synchronous and asynchronous code.
## Key Components of the Event Loop
**1. Call Stack:**
The call stack is a data structure that tracks function calls in a Last In, First Out (LIFO) order. When a function is called, it's added to the stack. When the function execution completes, it's removed from the stack.
**2. Web APIs:**
Web APIs are provided by the browser (or Node.js environment) to handle asynchronous operations like `setTimeout`, `HTTP requests (XMLHttpRequest, Fetch API)`, and `DOM events`. These APIs operate outside the JavaScript engine.
**3. Callback Queue (Task Queue):**
The callback queue is a data structure that holds the callbacks of asynchronous operations. These callbacks are executed when the call stack is empty.
**4. Event Loop:**
The event loop continuously monitors the call stack and the callback queue. If the call stack is empty, it takes the first callback from the queue and pushes it onto the stack, allowing it to be executed.
**How the Event Loop Works**
To understand the event loop, let's walk through an example:
```
console.log('Start');
setTimeout(() => {
console.log('Timeout');
}, 0);
console.log('End');
```
## Step-by-Step Execution:
**1. Initialization:**
The console.log('Start') function is pushed onto the call stack and executed, printing Start to the console. The function is then removed from the stack.
**2. Asynchronous Operation:**
The setTimeout function is called with a callback and a delay of 0 milliseconds. The setTimeout function is pushed onto the call stack and then immediately removed after setting the timer. The callback is passed to the Web API.
**3. Continuation:**
The console.log('End') function is pushed onto the call stack and executed, printing End to the console. The function is then removed from the stack.
**4. Callback Execution:**
After the call stack is empty, the event loop checks the callback queue. The callback from the setTimeout is moved to the callback queue and then pushed onto the call stack, printing Timeout to the console.
## Microtasks and Macrotasks
In JavaScript, tasks are categorized into two types: microtasks and macrotasks. Understanding the difference between them is crucial for writing efficient asynchronous code.
**1. Microtasks:**
Microtasks include promises and MutationObserver callbacks. They have higher priority and are executed before macrotasks. After every macrotask, the event loop checks the microtask queue and executes all available microtasks.
**2.Macrotasks:**
Macrotasks include setTimeout, setInterval, and I/O operations. They are executed in the order they are added to the callback queue.
## Example with Promises
**Consider the following example with promises:**
```
console.log('Start');
setTimeout(() => {
console.log('Timeout');
}, 0);
Promise.resolve().then(() => {
console.log('Promise');
});
console.log('End');
```
## Step-by-Step Execution:
**1. Initialization:**
`console.log('Start') prints Start.
`setTimeout schedules a macrotask with a delay of 0ms.
Promise.resolve().then() schedules a microtask.
console.log('End') prints End.
**2. Microtask Execution:**
The microtask queue is checked, and the promise callback is executed, printing Promise.
**3. Macrotask Execution:**
The macrotask queue is checked, and the setTimeout callback is executed, printing Timeout.
## Best Practices for Using the Event Loop
**1. Avoid Blocking the Main Thread:**
Perform heavy computations in web workers or use asynchronous patterns to keep the main thread responsive.
**2. Use Promises and Async/Await:**
Promises and `async/await` make it easier to handle asynchronous operations and improve code readability.
**3. Understand Task Priorities:**
Be aware of the differences between microtasks and macrotasks to write more predictable and efficient code.
## Conclusion
The JavaScript event loop is a powerful mechanism that enables asynchronous programming in a single-threaded environment. By understanding how the event loop works, you can write more efficient and responsive web applications. Remember to leverage promises, async/await, and web workers to manage asynchronous tasks effectively, ensuring a smooth and seamless user experience.
| just_ritik |
1,926,603 | Bubble Sort | A bubble sort sorts the array in multiple phases. Each pass successively swaps the neighboring... | 0 | 2024-07-17T11:25:21 | https://dev.to/paulike/bubble-sort-4k1o | java, programming, learning, beginners | A bubble sort sorts the array in multiple phases. Each pass successively swaps the neighboring elements if the elements are not in order. The bubble sort algorithm makes several passes through the array. On each pass, successive neighboring pairs are compared. If a pair is in decreasing order, its values are swapped; otherwise, the values remain unchanged. The technique is called a _bubble sort_ or _sinking sort_, because the smaller values gradually “bubble” their way to the top and the larger values sink to the bottom. After the first pass, the last element becomes the largest in the array. After the second pass, the second-to-last element becomes the second largest in the array. This process is continued until all elements are sorted.
Figure below (a) shows the first pass of a bubble sort on an array of six elements (2 9 5 4 8 1). Compare the elements in the first pair (2 and 9), and no swap is needed because they are already in order. Compare the elements in the second pair (9 and 5), and swap 9 with 5 because 9 is greater than 5. Compare the elements in the third pair (9 and 4), and swap 9 with 4. Compare the elements in the fourth pair (9 and 8), and swap 9 with 8. Compare the elements in the fifth pair (9 and 1), and swap 9 with 1. The pairs being compared are highlighted and the numbers already sorted are italicized in Figure below.
The first pass places the largest number (9) as the last in the array. In the second pass, as shown in Figure below (b), you compare and order pairs of elements sequentially. There is no need to consider the last pair, because the last element in the array is already the largest. In the third pass, as shown in Figure below (c), you compare and order pairs of elements sequentially except the last two elements, because they are already in order. So in the kth pass, you don’t need to consider the last k - 1 elements, because they are already ordered.
The algorithm for a bubble sort is described in code below.
`for (int k = 1; k < list.length; k++) {
// Perform the kth pass
for (int i = 0; i < list.length - k; i++) {
if (list[i] > list[i + 1])
swap list[i] with list[i + 1];
}
}`
Note that if no swap takes place in a pass, there is no need to perform the next pass, because all the elements are already sorted. You can use this property to improve the algorithm in code above as in code below.
`boolean needNextPass = true;
for (int k = 1; k < list.length && needNextPass; k++) {
// Array may be sorted and next pass not needed
needNextPass = false;
// Perform the kth pass
for (int i = 0; i < list.length – k; i++) {
if (list[i] > list[i + 1]) {
swap list[i] with list[i + 1];
needNextPass = true; // Next pass still needed
}
}
}`
The algorithm can be implemented in code below
In the best case, the bubble sort algorithm needs just the first pass to find that the array is already sorted—no next pass is needed. Since the number of comparisons is n - 1 in the first pass, the best-case time for a bubble sort is O(n).
In the worst case, the bubble sort algorithm requires n - 1 passes. The first pass makes n - 1 comparisons; the second pass makes n - 2 comparisons; and so on; the last pass makes 1 comparison. Thus, the total number of comparisons is:
Therefore, the worst-case time for a bubble sort is O(n^2). | paulike |
1,926,605 | DevLog 00001 - Command Line Updates | It was a long time since I wrote something decent about NeoHaskell, and my plan was to build openly,... | 0 | 2024-07-17T11:17:00 | https://dev.to/nickseagull/devlog-00001-command-line-updates-24f3 | programming, opensource, cli, haskell | ---
title: DevLog 00001 - Command Line Updates
published: true
description:
tags: #programming #opensource #cli #haskell
cover_image: https://dev-to-uploads.s3.amazonaws.com/uploads/articles/fryqamwzc3evc0l5vswx.png
# Use a ratio of 100:42 for best results.
published_at: 2024-07-17 11:17 +0000
---
It was a long time since I wrote something decent about NeoHaskell, and my plan was to build openly, so I might start writing devlogs more frequently to publish progress and be able to receive feedback. Many people have sent suggestions about the project and I’m very grateful about them. Also, I think it is cool to have some logs to see how the stuff progresses. It’s easy to dismiss work when one doesn’t write about it.
Lately I’ve been pushing NeoHaskell to get the minimal necessary functionality to be able to write a command line tool for interacting with NeoHaskell projects. This led me to implement multiple micro features in the project, but also it started shaping some interesting modules in the core library.
Perhaps one of the greatest finds for the core library was the awesome library [`opt-env-conf`](https://github.com/NorfairKing/opt-env-conf) by `NorfairKing` on GitHub. What looks on the surface as just another command line argument parsing library, is actually a masterpiece in developer experience design IMO. This library not only allows you to define parsers for your command line program arguments, but also define requirements in terms of environment variables and configuration files. On top of that, it also lets you generate manpages, and autocompletions for your typical shells like Bash, ZSH, Fish, and others.
This library alings very well with the NeoHaskell philosophy of “let the tool do as much as possible, freeing the user of repetitive tasks”. I’ve validated the existence of environment variables countless times in many languages and with many different tools in techniques. It is very refreshing to be able to have a library that has this in mind already, and that’s why I’ve chosen it as the underlying technology of the `OptionsParser` module in the NeoHaskell core library (name probably will change).
One of the main patterns in NeoHaskell is the _Parse, don’t validate_ philosophy. But NeoHaskell tries to take it even further, by allowing the developer to write parsing code once.
How? Right now it is not fully decided yet, since we have only one parsing module (OptionsParser), but the idea is that you write parsing code once with the parser of your choice (e.g. OptionsParser), and then, if needed, you could switch into a different one (e.g. JSON) with minimal code changes, allowing your app code to evolve slowly into different implementations and platorms.
Perhaps you start writing a CLI app that’s easy to test, but then you decide that it should be an HTTP server, after a while you decide that it could be a mobile app. Those switches shouldn’t be a whole rewrite of the app, and the parsing code for the types that make the boundaries of your application should stay the same, or at least as similar as possible to the previous iteration.
The OptionsParser module implements a thin layer over `opt-env-conf` to start defining this kind of API, where one can parse different fields by providing a configuration in a record.
## Records
Another great find that goes straight into the style of NeoHaskell is `large-anon`. A Library that allows working with records in a very flexible way.
Of course, Haskell does have records through the usage of `data`, but those aren’t expandable, nor we can match structurally in type signatures easily. And of course, we cannot just make a record on the fly and pass it to a function.
`large-anon` provides fixes to all these problems, and also provides a cool DSL that allows you to write code to build records in an imperative way. Also, they implement JSON serialization out of the box, so you don’t have to write any code to enable it for the records you write.
In Haskell, these constructs aren’t first class, so in future versions of NeoHaskell, custom syntax will be introduced to work easily with records.
## Commands: Side effects and interop
By the time I’m writing this, I’m in the middle of implementing commands and command handling.
Commands in NeoHaskell are very similar to `Cmd`s in Elm. It is a value that, if picked by the NeoHaskell runtime, it will execute some kind of side effect.
There’s an interesting twist in NeoHaskell commands: The command definition and the handling is completely decoupled.
In fact, not only the handling is done in a separate thread, but you could implement handlers in **any language**. Yes, you read that right.
Of course, right now this would be pretty rudimentary, but over the versions I hope that the API stabilizes and one could have a very lightweight library for different languages to implement these command handlers in a very easy way that’s integrated with the rest of the codebase.
On top of that, commands can be declared **idempotent**, this means that we say that the command can be repeated without additional effects happening. Think of when you call an elevator and you keep pushing the button, no additional effects happen, the elevator keeps coming.
This is useful for when the **time travelling debugger** gets implemented. The idea is that you should be able to debug your app by going forward and backward through the execution of the code.
## Event Sourcing and the Elm architecture
The time travelling thingy would be possible thanks to the fact that the main architecture for NeoHaskell apps is the Elm architecture, which essentially is event sourcing
If you’re not familiar with either one, think of your bank account. When you go into the ledger of it, you can see the withdrawals and deposits. And thanks to those, you can calculate the balance at any time by looking at those.
That’s how event sourcing works essentially, you store events and you calculate the state of the app out of them.
## What next?
Once I finish implementing the necessary things to have a hello world app for the terminal using these patterns, I’ll probably start to work on a build command in the neo CLI tool that grabs `project.yaml` and builds the project from there.
I’ve got lots of ideas to come for that, like a nice terminal UI based on [`minttea`](https://github.com/leostera/minttea) by `leostera`. Also, implicit imports that are configurable, so you don’t have to import any module if you already have it in your deps, and start implementing custom syntax.
I’m pretty excited about the project, it’s addictive to code on this codebase heh.
As always, I invite you to the Discord server to have a chat, and of course to the [GitHub repo](https://github.com/neohaskell/neohaskell) to contribute if that’s your thing. See you around! | nickseagull |
1,926,607 | AMD’s Strategic Acquisition of Silo AI: A Catalyst for AI Dominance | In a decisive move to reshape the competitive landscape of artificial intelligence, Advanced Micro... | 0 | 2024-07-17T11:27:02 | https://dev.to/hyscaler/amds-strategic-acquisition-of-silo-ai-a-catalyst-for-ai-dominance-2af6 | In a decisive move to reshape the competitive landscape of artificial intelligence, Advanced Micro Devices (AMD) has announced the acquisition of [Silo AI](https://hyscaler.com/insights/amd-buys-silo-ai-to-lead-ai-market/), a leading European AI research and development company. The $665 million cash deal underscores AMD’s unwavering commitment to AI and its ambitious goal of challenging industry titan Nvidia. By integrating Silo AI’s deep AI expertise with its cutting-edge chip technology, AMD aims to create a formidable AI powerhouse capable of delivering unparalleled solutions to businesses and developers worldwide.
## AMD’s AI Ambitions
For years, Nvidia has dominated the AI chip market with its powerful GPUs, specifically designed for deep learning and other AI workloads. This dominance has translated into a significant advantage for Nvidia in the race to develop and deploy AI solutions. Recognizing this challenge, AMD has been strategically investing in AI research and development, focusing on building a comprehensive AI ecosystem that includes not only powerful hardware but also the necessary software tools and development expertise.
The acquisition of Silo AI is a pivotal step in this strategy. By bringing Silo’s team of AI specialists and its proven track record in developing custom AI models and platforms on board, AMD can close the gap with Nvidia and establish itself as a leading player in the AI market.
## Silo AI: A Strategic Fit
Silo AI, renowned for its expertise in developing custom AI models, platforms, and solutions, brings a wealth of talent and technology to AMD. The Finnish company’s focus on cloud, embedded, and endpoint computing aligns perfectly with AMD’s diverse product portfolio. By joining forces, the two companies can accelerate the development of AI solutions tailored to specific industry needs, addressing a critical market demand.
## Accelerating AI Innovation
The acquisition of Silo is expected to have a profound impact on AMD’s AI strategy. By combining Silo AI’s AI prowess with AMD’s powerful computing platforms, the company can offer a comprehensive AI solution stack that empowers businesses to build and deploy AI models more efficiently. This holistic approach is likely to attract a wider customer base and drive revenue growth.
Furthermore, Silo AI’s experience in developing large language models (LLMs) is a valuable asset for AMD. LLMs are at the forefront of AI research, with applications spanning natural language processing, machine translation, and content generation. By leveraging Silo AI’s expertise, AMD can strengthen its position in the LLM market and capitalize on the growing demand for these powerful AI models.
## The Road Ahead
The integration of Silo AI into AMD’s operations will be crucial for realizing the full potential of the acquisition. AMD must effectively harness Silo AI’s talent and technology while fostering a collaborative culture that encourages innovation. The company should also focus on expanding its AI ecosystem by partnering with software developers, researchers, and other industry players.
While challenges undoubtedly lie ahead, the acquisition of Silo AI represents a significant step forward for AMD. By combining its strengths with those of Silo AI, the company is well-positioned to become a dominant force in the AI market. As the AI landscape continues to evolve, AMD’s strategic move could prove to be a game-changer.
## Conclusion
AMD’s acquisition of Silo AI is a bold and strategic move that has the potential to reshape the AI landscape. By combining its powerful chip technology with Silo AI’s AI expertise, AMD is creating a formidable AI powerhouse. While the road to AI dominance is undoubtedly challenging, the company’s commitment to innovation and its focus on customer needs position it well for future success.
| suryalok |
|
1,926,609 | Can I Skip Moisturizer and Use Serum Alone? A Comprehensive Guide | In the ever-evolving world of skincare, the sheer number of products and their promised benefits can... | 0 | 2024-07-17T11:27:23 | https://dev.to/cocky_life_d480d48562547f/can-i-skip-moisturizer-and-use-serum-alone-a-comprehensive-guide-363g | skin, menskin, skincare | In the ever-evolving world of skincare, the sheer number of products and their promised benefits can be overwhelming. Serums, moisturizers, toners, and masks – the list is endless. A common question that arises is: can you skip moisturizer and use serum alone? To answer this, we need to delve into the roles each product plays in your skincare routine and whether one can effectively replace the other.
## Understanding Serums
### What is a Serum?
A serum is a lightweight, fast-absorbing liquid formulated with a high concentration of active ingredients. These ingredients can range from antioxidants like vitamin C, hydrating agents like hyaluronic acid, to anti-aging compounds like retinol. The primary purpose of a serum is to deliver these potent ingredients deep into the skin.
### Benefits of Serums
1. **Targeted Treatment:** Serums are designed to address specific skin concerns such as wrinkles, dark spots, acne, and hydration.
2. **High Potency:** Due to their concentrated nature, serums can deliver a more powerful dose of active ingredients than most other skincare products.
3. **Quick Absorption:** The lightweight formula allows for quick absorption, making serums ideal for layering with other products.
## Understanding Moisturizers
### What is a Moisturizer?
A moisturizer is a cream, lotion, or gel that creates a barrier on the skin's surface to lock in moisture and prevent water loss. They come in various formulations tailored to different skin types and needs, such as hydrating, anti-aging, and oil-control.
### Benefits of Moisturizers
1. **Hydration:** Moisturizers help to maintain the skin's hydration levels, preventing dryness and flakiness.
2. **Barrier Protection:** They create a protective layer that guards against environmental stressors like pollution and harsh weather.
3. **Enhanced Skin Texture:** Regular use of moisturizers can improve skin texture, making it smoother and softer.
## Can Serum Replace Moisturizer?
### The Argument For Using Serum Alone
1. **Minimalist Routine:** Some people prefer a minimalist skincare routine with fewer products. Using a serum alone can simplify the regimen.
2. **Targeted Care:** If your skin’s primary need is to address specific issues like hyperpigmentation or fine lines, a serum might be enough to meet your skincare goals.
3. **Lightweight Feel:** Those with oily or acne-prone [skin](https://cockylife.com/) might find that skipping moisturizer reduces the likelihood of clogged pores and breakouts.
### The Argument Against Using Serum Alone
1. **Lack of Barrier Protection:** Serums, due to their lightweight nature, lack the occlusive properties of moisturizers. This means they might not provide sufficient protection against moisture loss and environmental damage.
2. **Insufficient Hydration:** While hydrating serums contain ingredients like hyaluronic acid, they do not lock in moisture as effectively as a moisturizer.
3. **Skin Type Considerations:** Those with dry or sensitive skin might find that serums alone do not provide the necessary hydration and barrier protection, leading to irritation and dryness.
## Finding the Right Balance
### Skin Type Matters
1. **Oily Skin:** Individuals with oily skin might benefit from using a serum alone, especially if they choose one with hydrating properties. However, a lightweight, oil-free moisturizer can provide additional benefits without clogging pores.
2. **Dry Skin:** For those with dry skin, a moisturizer is crucial. A serum can be used in conjunction to address specific concerns, but it should not replace the hydrating and protective properties of a moisturizer.
3. **Combination Skin:** Those with combination skin can benefit from using a serum to target specific areas (like the T-zone) while still applying moisturizer to drier parts of the face.
### Layering for Optimal Results
For most people, the best approach is to use both serum and moisturizer. Apply serum first to deliver active ingredients deep into the skin, followed by a moisturizer to lock in those benefits and provide hydration and protection.
## Conclusion
While serums offer powerful, targeted treatment for various skin concerns, they lack the comprehensive hydration and barrier protection that moisturizers provide. For most skin types, a balanced approach incorporating both serum and moisturizer will yield the best results. By understanding your skin’s unique needs, you can tailor your skincare routine to achieve healthy, glowing skin.
To learn more, visit - https://cockylife.com/ | cocky_life_d480d48562547f |
1,926,616 | Top 10 iOS App Development Trends in 2024 | iOS app development will undergo major changes in 2024 and beyond. AI and machine learning increase... | 0 | 2024-07-17T11:30:13 | https://dev.to/hiremobiledevelopers/top-10-ios-app-development-trends-in-2024-1n82 | iosappdevelopment, appdevelopment, iphoneappdevelopment, appdeveloper |
iOS app development will undergo major changes in 2024 and beyond. AI and machine learning increase personal productivity and productivity. AR and VR will transform user interactions, while blockchain will ensure secure and transparent transactions. Progressive web applications (PWAs) will seamlessly integrate web and mobile experiences.
5G will improve app performance, enabling real-time communication. Voice-activated interfaces and IoT will make apps more flexible. Additionally, the app development will focus on sustainability. This post explores these features to give developers and businesses the insights they need to innovate and compete in the evolving iOS company.
## iOS App Development Trends in 2024
### 1. Integration of AI and ML
The app functionality is constantly being revolutionized by Artificial Intelligence and Machine Learning, enabling more individualized experiences. Apps now use AI for predictive analytics, natural language processing, and image identification to keep users engaged and interested. This connectivity allows apps to learn from user behavior, providing personalized content, recommendations, and actions.
### 2. AR and VR
Technologies in augmented reality and virtual reality are progressing, providing extensive experience in gaming, shopping, and education.
Apple's ARKit and the upcoming launch of new augmented reality glasses are predicted to boost the creation of apps that mix digital content with reality. Companies need to [find iPhone app developers](https://www.hiremobiledevelopers.com/blog/find-iphone-app-developers/) who are skilled in AR/VR to utilize these technologies for creative purposes.
### 3. 5G Technology
The rollout of 5G networks is expanding the functionality of mobile apps by providing quicker and more dependable internet connections. This technology enables:
- **Improved Streaming:** Higher-quality video and audio streaming with reduced latency.
- **Enhanced AR and VR Experiences:** Smoother and more responsive interactions in real-time.
- **Cloud Gaming:** Reduced latency and improved performance for mobile gaming.
### 4. Internet of Things Integration
The IoT continues to expand, combining more devices and allowing for smarter homes, offices, and cities. iOS applications are increasingly being created to control and manage IoT devices, providing users with greater decency and mechanization. Developers need to focus on secure and effective IoT solutions to capitalize on this trend.
### 5. Focus on Privacy and Security
With growing concerns over data privacy and security, Apple continues to prioritize these aspects in iOS development. Key measures include:
- **App Tracking Translucency:** ATT Users have more control over how their data is tracked and used by apps.
- **Privacy Labels:** Apps must provide detailed privacy information, helping users make informed decisions.
### 6. Cloud-based Apps
Cloud technology is becoming integral to iOS app development, offering scalable solutions and reducing the need for device storage. Cloud-based apps enable real-time data parallelism and coordination, which is especially beneficial for enterprise applications. This trend supports the development of more complex and feature-rich apps without compromising performance.
### 7. Wearable Technology Integration
Wearables like the Apple Watch are growing in popularity, with many mobile apps designed for these devices. Best health and fitness apps use wearable technology for real-time tracking and personal data. App Developers need to concentrate on developing smooth connections with wearables to improve user experiences.
### 8. Swift Programming Language
Swift remains the top choice for creating iOS apps because of its high performance and safety attributes. SwiftUI, Apple’s UI toolkit, streamlines the development process with an affirmative syntax, making it easier to create interactive and visually enchanting interfaces. Staying updated with the latest upgrades in Swift is important for modern app development.
### 9. Beacon Technology
Beacon technology is currently being utilized to improve services based on location and marketing at close range. Retailers and businesses are utilizing beacons to deliver personalized promotions and notifications to users' devices when they are closed. This technology can significantly improve customer engagement and drive sales.
### 10. App Clips
It introduced by Apple in iOS 14, are small parts of an app that are designed to be discovered and used quickly. They are gaining popularity for their convenience and speed. Key advantages include:
- **Instant Usage:** Users can utilize important aspects of an app without downloading the full version.
- **Smooth Integration:** Ideal for on-the-go tasks like renting a bike, paying for parking, or ordering food.
## Final Words
In summary, 2024 is shaping up to be a remarkable year for [best iOS app development](https://www.hiremobiledevelopers.com/ios-app-development). With app developments in AI, AR/VR, IoT, and 5G, and a stronger focus on privacy and security, that presented with an overabundance of opportunities to craft extraordinary and enthralling mobile apps.
The use of Swift, SwiftUI, and cross-platform frameworks further streamlines development, resulting in faster and more scalable app-building. As these functionalities develop, iOS apps will play a bigger role in our daily lives.
| hiremobiledevelopers |
1,926,617 | How can I start web development? | Hello DEV community! TL;DR: I know how to code, but I want to learn web development, can... | 0 | 2024-07-17T11:31:02 | https://dev.to/ramiroangelb/how-can-i-start-web-development-27p3 | help, webdev, beginners, learning | ## Hello DEV community!
> **TL;DR**: I know how to code, but I want to learn web development, can you share tutorials?
I'm making this post to ask how to make a website. I know it's an obvious thing to know for a lot of people, but I can't wrap my head at how web development works. In my job I work with NATURAL/ADABAS and I'm not expected to do modern things, but I want to start making freelance webs for friends.
The only knowledge I have is HTML, CSS and JS. I made ""_websites_"" with them, but I know that these are only the basics. I want to know how React works for example, or to comprehend what an API means for the web. How to use Wordpress is one of the things I want to know.
The thing is: I watched a lot of tutorials, but they often expect you to know some things already, and when I read the documentation my brain can't follow all those terms used that I never heard of.
Can someone help me find tutorials for beginners in the field? | ramiroangelb |
1,926,618 | Why StartupHR Software for HR software for Startup | In today's fast-paced digital age, managing human resources efficiently is crucial for the success of... | 0 | 2024-07-17T11:31:36 | https://dev.to/shwaet_satim/why-startuphr-software-for-hr-software-for-startup-33la | hrsoftware, payrollsoftware, hrsoftwareinindia, hrms | In today's fast-paced digital age, managing human resources efficiently is crucial for the success of any startup or small business. Enter StartupHR Software, a cutting-edge solution designed to streamline HR operations and empower your team to thrive.
**Why Choose StartupHR Software?**
At [StartupHR Software](https://www.startuphrsoftware.com/), we understand the unique challenges startups and small businesses face. Our platform offers a comprehensive suite of HR tools tailored to your needs, from recruiting and onboarding to performance management and employee engagement.
StartupHR Software, a cutting-edge solution designed to streamline HR operations and empower your team to thrive. We understand the unique challenges faced by startups and small businesses. Our platform offers a comprehensive suite of HR tools tailored to meet your specific needs, from recruiting and onboarding to performance management and employee engagement.
**Key Features**
Recruitment Simplified: Find top talent effortlessly with our intuitive applicant tracking system (ATS). Streamline the entire hiring process from posting jobs to making offers.
Onboarding Made Easy: Welcome new hires seamlessly with our onboarding module. Ensure they have everything they need to hit the ground running from day one.
Performance Management: Foster a culture of growth and development with our performance management tools. Set goals, provide feedback, and track progress effortlessly.
Employee Engagement: Keep your team motivated and engaged with tools that facilitate communication, recognition, and collaboration.
HR Analytics: Make data-driven decisions with powerful analytics and reporting features. Gain insights into your workforce and optimize your HR strategies accordingly.
**Why This Matters**
By leveraging StartupHR Software, you can focus less on administrative tasks and more on what truly matters – growing your business. Our user-friendly interface and customizable features ensure that you get the most out of your HR investment without the complexity of traditional HR systems.
**Get Started Today**
Ready to revolutionize your HR management? Visit [StartupHR Software](https://www.startuphrsoftware.com/) to learn more and schedule a demo. Join hundreds of startups and small businesses already transforming their HR processes with us.
| shwaet_satim |
1,926,619 | Machine Tools Market: Future Growth Projections and Technological Advancements | The global machine tools market is a crucial segment within the industrial machinery sector,... | 0 | 2024-07-17T11:34:54 | https://dev.to/swara_353df25d291824ff9ee/machine-tools-market-future-growth-projections-and-technological-advancements-7bm |
The global [machine tools market](https://www.persistencemarketresearch.com/market-research/machine-tools-market.asp) is a crucial segment within the industrial machinery sector, encompassing a wide array of equipment vital for various manufacturing processes. These tools, ranging from cutting and shaping materials to precision drilling and grinding, are essential in industries like automotive, aerospace, electronics, and construction.
Driven by continuous innovation and technological advancements, the market is evolving with trends such as Industry 4.0, which promises to enhance efficiency and productivity through automation and data integration. Additive manufacturing, another key trend, expands opportunities by enabling complex designs and rapid prototyping.
Europe currently leads with approximately 28% of the global market share, underscoring its significance in the industry. The market's growth trajectory is promising, with a projected valuation of US$111.8 billion by 2031, growing at a CAGR of 3.7% from 2024 to 2031. This growth reflects increasing demand driven by urbanization, population growth, and the need for high precision and sustainable manufacturing solutions.
In summary, the machine tools market is pivotal to modern manufacturing infrastructure, fueled by technological innovation, automation, and a growing emphasis on sustainability and efficiency. As global manufacturing demands continue to rise, the market is poised for further expansion and innovation across diverse industrial sectors.
The machine tools industry plays a pivotal role in shaping manufacturing capabilities worldwide. With advancements in technology and evolving industrial demands, the machine tools market is poised for significant growth in the coming years. This article explores the future projections and technological advancements driving this dynamic sector.
**Understanding the Machine Tools Market Landscape**
The machine tools market encompasses a diverse range of equipment used in various industries such as automotive, aerospace, electronics, and more. These tools include machining centers, turning machines, drilling machines, and grinding machines, among others. As global manufacturing activities expand, the demand for precise and efficient machine tools continues to rise.
**Key Trends Driving Market Growth**
Automation and Industry 4.0 Integration: Automation is revolutionizing the machine tools industry, enhancing productivity, and reducing operational costs. Integration with Industry 4.0 technologies such as IoT (Internet of Things), AI (Artificial Intelligence), and data analytics enables real-time monitoring and predictive maintenance, optimizing manufacturing processes.
Advancements in CNC Technology: Computer Numerical Control (CNC) technology remains at the forefront of machine tools evolution. The latest CNC systems offer enhanced precision, flexibility in machining operations, and compatibility with complex geometries. Manufacturers are increasingly adopting multi-axis CNC machines to meet diverse production needs efficiently.
Rise of Hybrid Additive Manufacturing: Additive manufacturing, or 3D printing, is transforming traditional machining processes. The integration of additive and subtractive technologies in hybrid machines allows for intricate part production with improved material efficiency and reduced lead times. This hybrid approach is reshaping prototyping, customization, and small batch production capabilities.
**Regional Insights and Market Dynamics**
Asia-Pacific Dominance: Asia-Pacific leads the global machine tools market, fueled by rapid industrialization in countries like China, Japan, and South Korea. The region's thriving automotive, electronics, and aerospace sectors drive substantial demand for advanced machine tools.
North America and Europe: North America and Europe also represent significant market shares, supported by robust investments in manufacturing infrastructure and technological innovation. The adoption of smart manufacturing initiatives further accelerates market growth in these regions.
**Challenges and Opportunities**
Supply Chain Disruptions: The machine tools industry faces challenges related to supply chain disruptions, raw material shortages, and geopolitical uncertainties. Strategic supply chain management and diversification strategies are critical to mitigating these risks.
Opportunities in Emerging Markets: Emerging economies in Latin America, Africa, and the Middle East present untapped opportunities for market expansion. Rising industrialization, infrastructural development, and increasing foreign investments create favorable conditions for growth in these regions.
**Sustainability and Environmental Impact**
Efforts towards sustainable manufacturing practices are shaping the machine tools market. Manufacturers are focusing on energy-efficient machines, recyclable materials, and waste reduction strategies to minimize environmental footprint. Regulatory initiatives promoting eco-friendly manufacturing further drive industry innovation.
**Conclusion**
The machine tools market is undergoing rapid transformation driven by technological advancements, automation, and global industrialization trends. As manufacturers strive for operational efficiency and product innovation, the demand for advanced machine tools continues to surge. By embracing digitalization and sustainable practices, stakeholders can capitalize on emerging opportunities and navigate challenges effectively, ensuring sustainable growth in the evolving landscape. | swara_353df25d291824ff9ee |
|
1,926,620 | Simplifying the Job Application Process: Introducing BewerbungsBaukasten | Hey everyone! Today, I want to introduce you to BewerbungsBaukasten, a tool designed to streamline... | 0 | 2024-07-17T11:56:17 | https://dev.to/tilwiggers/simplifying-the-job-application-process-introducing-bewerbungsbaukasten-1dnl | discuss, watercooler, saas, career | Hey everyone!
Today, I want to introduce you to BewerbungsBaukasten, a tool designed to streamline the creation of job application letters for German job seekers. As someone who has navigated the complexities of job hunting, I understand the challenges of crafting professional application documents that stand out.
BewerbungsBaukasten offers a straightforward solution. It's a SaaS platform that focuses solely on generating high-quality cover letters tailored to the German job market. No frills, just a user-friendly interface that guides you through the process step-by-step.
Why BewerbungsBaukasten?
- **Simplicity**: We believe in making things easy. Our tool cuts through the noise and helps you create polished application letters without the hassle.
- **Customization**: Tailor your cover letters to match the job requirements effortlessly.
- **Accessibility**: Whether you're a seasoned professional or just starting out, BewerbungsBaukasten is designed to be accessible to all.
How It Works
Using BewerbungsBaukasten is as simple as 1-2-3:
1. **Sign Up**: Create an account on our website.
2. **Input Details**: Fill in your personal and job-specific details.
3. **Generate**: Let BewerbungsBaukasten generate a professional cover letter for you.
Join the Discussion
I'm eager to hear your thoughts! Have you faced challenges with job applications? What features do you look for in a tool like BewerbungsBaukasten? Let's discuss in the comments below.
Visit [bewerbungsbaukasten.de](https://bewerbungsbaukasten.de/) to explore more about BewerbungsBaukasten and simplify your job application process today.
Looking forward to your feedback!
Cheers,
Til | tilwiggers |
1,926,621 | Foodpanda API - Scrape Restaurant Listing Data Easily | Utilize the robust Foodpanda API to scrape restaurant listing data quickly. With the help of this... | 0 | 2024-07-17T11:36:42 | https://dev.to/iwebscraping/foodpanda-api-scrape-restaurant-listing-data-easily-35mi | foodpandaapi, scraperestaurantlistingdataa | Utilize the robust [Foodpanda API](https://www.iwebscraping.com/foodpanda-api-scrape-restaurant-listing-data-easily.php) to scrape restaurant listing data quickly. With the help of this effective data extraction tool, you can gain access to essential data, streamline your operations, and stay competitive in the food business. | iwebscraping |
1,926,622 | The Ultimate Guide: What is Best for Oily Skin—Serums, Creams, or Gels? | Managing oily skin can be a daunting task, with its unique set of challenges like excess shine,... | 0 | 2024-07-17T11:37:57 | https://dev.to/cocky_life_d480d48562547f/the-ultimate-guide-what-is-best-for-oily-skin-serums-creams-or-gels-nb5 | skin, menskin, skincare | Managing oily skin can be a daunting task, with its unique set of challenges like excess shine, frequent breakouts, and enlarged pores. Choosing the right skincare products is crucial to keep your skin balanced and healthy. Among the myriad of options available, serums, creams, and gels stand out as popular choices. But which one is the best for oily skin? Let's dive into the specifics of each to help you make an informed decision.
## Understanding Oily Skin
Before we compare serums, creams, and gels, it's essential to understand the nature of oily skin. Oily skin is characterized by overactive sebaceous glands that produce excess sebum, leading to a shiny complexion, clogged pores, and acne. The primary goal of skincare for oily skin is to control sebum production, prevent clogged pores, and maintain adequate hydration without adding extra oil.
## Serums: Potent and Lightweight
### Pros of Serums for Oily Skin
1. **Lightweight Texture**: Serums are formulated with a high concentration of active ingredients and a lightweight base, making them ideal for oily skin. They penetrate deeply without leaving a greasy residue.
2. **Targeted Treatment**: Serums can address specific concerns such as acne, large pores, and uneven skin tone. Ingredients like salicylic acid, niacinamide, and vitamin C are commonly found in serums for oily skin.
3. **Non-Comedogenic**: Most serums are designed to be non-comedogenic, meaning they won’t clog pores, which is crucial for preventing breakouts.
### Cons of Serums for Oily Skin
1. **Moisture Levels**: While serums provide active ingredients, they might not offer sufficient hydration on their own. Oily skin still needs moisture to stay balanced.
2. **Layering Required**: You may need to layer a lightweight moisturizer over your serum to ensure your skin remains hydrated, which can be an additional step in your routine.
## Creams: Rich and Nourishing
### Pros of Creams for Oily Skin
1. **Hydration**: Creams are designed to provide ample hydration, which can help balance the skin’s natural oil production.
2. **Barrier Protection**: They often contain ingredients that strengthen the skin’s barrier, protecting it from environmental aggressors and preventing moisture loss.
### Cons of Creams for Oily Skin
1. **Heaviness**: Many creams are too heavy for oily skin, potentially leading to clogged pores and increased oiliness.
2. **Greasy Feel**: The rich texture of creams can leave a greasy residue on oily skin, making it feel uncomfortable and look shiny.
## Gels: Refreshing and Oil-Free
### Pros of Gels for Oily Skin
1. **Lightweight and Non-Greasy**: Gels are typically water-based, making them incredibly lightweight and non-greasy, perfect for oily skin.
2. **Cooling Effect**: They provide a refreshing, cooling effect, which can be soothing for inflamed or acne-prone skin.
3. **Quick Absorption**: Gels absorb quickly into the skin without leaving any residue, making them ideal for layering with other products.
### Cons of Gels for Oily Skin
1. **Less Hydrating**: While gels provide hydration, they may not be enough for some individuals with oily but dehydrated [skin](https://cockylife.com/). You might need to combine them with other hydrating products.
2. **Limited Barrier Protection**: Gels may lack the barrier-protecting ingredients found in creams, which are essential for locking in moisture and protecting against environmental damage.
## Making the Right Choice
### Best for Oily and Acne-Prone Skin: Serums and Gels
For those with oily and acne-prone skin, serums and gels are often the best choices. Serums deliver potent active ingredients without clogging pores, while gels provide lightweight hydration and a refreshing feel.
### Combination Approach: Gel-Creams
A newer category worth mentioning is gel-creams, which combine the lightweight hydration of gels with the nourishing properties of creams. They can be an excellent choice for those seeking a balance between moisture and a non-greasy feel.
### Personal Preference and Skin Needs
Ultimately, the best product for oily skin depends on your specific skin concerns and preferences. Some may find that a serum followed by a lightweight gel moisturizer works best, while others might prefer using a single product like a gel-cream.
## Conclusion
Choosing the right skincare product for oily skin requires understanding your skin’s unique needs and how different formulations can address them. Serums offer potent, targeted treatment without heaviness, gels provide lightweight hydration and a refreshing feel, and creams can deliver moisture and barrier protection but may be too rich for some. Experimenting with these options and observing how your skin responds will help you find the perfect match to keep your oily skin balanced, clear, and healthy.
To learn more, visit - https://cockylife.com/ | cocky_life_d480d48562547f |
1,926,623 | Essential Considerations When Choosing a Tulsa Roofing Contractor | Roofing is a critical aspect of home maintenance that ensures protection from the elements and... | 0 | 2024-07-17T11:38:07 | https://dev.to/jeff01pa/essential-considerations-when-choosing-a-tulsa-roofing-contractor-35m8 | Roofing is a critical aspect of home maintenance that ensures protection from the elements and contributes to the aesthetic appeal of your property. When it comes to maintaining, repairing, or replacing your roof, selecting a reliable **[Tulsa roofing contractor](https://urlgeni.us/google_places/Roofing-Contractor-Tulsa-OK-Roof-Installation)** is crucial. This article will provide homeowners with insights into what to consider when searching for a roofing contractor in Tulsa.
Understanding the Scope of Services Offered
Before you embark on any roofing project, understanding the services offered by your Tulsa roofing contractor is essential. A competent contractor should be able to handle various aspects of roofing work, including thorough inspections, repair works, complete roof replacements, and maintenance services. Additionally, addressing specific issues such as leak repairs and shingle replacement should fall within their capability.
Importance of Locally Based Contractors
Choosing a locally-based Tulsa roofing contractor has several advantages. Not only are they familiar with local building codes and regulations but also understand regional weather patterns that can affect your roof's durability. By hiring a local contractor, you can expect prompt service and swift responses in case of emergencies or sudden repair needs.
Quality Materials and Craftsmanship
The longevity and performance of your roof largely depend on the quality of materials used and the level of craftsmanship during installation or repairs. Your chosen Tulsa roofing contractor should have access to high-quality materials that suit both your budget and style preferences while ensuring longevity. Moreover, skilled workmanship guarantees that roofing projects are executed correctly, providing peace of mind regarding safety and durability.
Assessing Contractor Reliability
Evaluating the reliability of a Tulsa roofing contractor involves checking their track record for consistently delivering satisfactory services. Reviewing testimonials from previous clients or checking online reviews can shed light on their reputation within the community. Furthermore, ensure they have proper licensing and insurance coverage to protect yourself against potential liabilities during their work on your property.
Communication and Professionalism
Effective communication is vital during any construction-related project. Your selected Tulsa roofing contractor should maintain transparent communication from start to finish – this includes providing clear estimates, explaining processes involved in your project, discussing timelines for completion, and being available to address any concerns you may have along the way.
Warranties and After-Service Support
A reputable Tulsa roofing contractor will stand behind their work by offering warranties for both materials used and labor provided. It's important to understand what these warranties cover as well as any limitations they may have before commencing with any service. Additionally, after-service support demonstrates a commitment to customer satisfaction even after project completion – an aspect not to overlook when making your choice.
Selecting the right Tulsa roofing material is an investment in protecting one’s home or business premises against harsh weather conditions while enhancing its overall value. Assessing services offered by contractors; opting for locally based professionals; prioritizing quality materials; evaluating reliability through reputation; insisting on effective communication; and considering warranty provisions are key factors every homeowner should contemplate.
By taking these considerations into account when choosing a Tulsa material specialist, homeowners can ensure that their roofs remain in top condition for years to come—safeguarding their property while enjoying peace of mind about one of their most significant investments.
**[Nations Best Roofing And Construction](https://www.nationsbestroofing.com/)**
Address: Nations Best Roofing And Construction
Phone: 918-707-8702
Email: [email protected]
Visit our profile:
[Nations Best Roofing And Construction - Facebook](https://www.facebook.com/nationsbestroofing)
[Nations Best Roofing And Construction - Instagram](https://www.instagram.com/nationsbestroofing/) | jeff01pa |
|
1,926,624 | AI Form Builder | Checkout this Form Builder https://lnkd.in/dWkveKrH Github -... | 0 | 2024-07-17T11:40:02 | https://dev.to/shyam-raghuwanshi/ai-form-builder-228i | Checkout this Form Builder https://lnkd.in/dWkveKrH
Github - https://github.com/Shyam-Raghuwanshi/formBuilder
We are going to build this with:
Nextjs 13
Dnd-kit library
ServerActions
Typescript
Tailwindcss / Shadcn UI
Xata
Prisma as ORM
Inngest
Features:
Responsive
Create forms with AI in seconds
Create forms with a stunning drag and drop designer
Layout fields: Title, SubTitle, Spacer, Separator, Paragraph
Form fields: Text, Number, Select, Date, Checkbox, Textarea
Is easy to add and customize new fields
Form preview dialog
Share form url
Form submission/validation
Form stats: visits and submissions
I developed a form builder application using the PXCI stack, which includes Xata, Prisma, Inngest, and Clerk. This combination offers a solid foundation for building, managing, and processing dynamic forms. Here’s a quick rundown of how each component is utilized:
Use of the PXCI Stack:
Xata: Xata serves as the database for the form builder. It provides a scalable, serverless solution for storing and retrieving form data. With its user-friendly interface and powerful querying capabilities, managing form data and submissions becomes straightforward.
Prisma: Prisma is our ORM (Object-Relational Mapping) tool, which simplifies database interactions. It allows for type-safe database queries and makes complex operations easier to handle. By integrating Prisma with Xata, we ensure our data models are well-structured and easily accessible.
Inngest: Inngest is used to manage and orchestrate background tasks and workflows. This is crucial for processing form submissions, sending notifications, and handling other asynchronous operations. By using Inngest, we maintain the application's performance and responsiveness by offloading these tasks to the background.
Clerk: Clerk is responsible for user authentication and management. It provides secure, ready-to-use authentication solutions, including sign-up, login, and user profile management. With Clerk, we ensure that only authorized users can access and interact with the application, enhancing security and user experience.
Combining these technologies, the form builder application offers efficient data management, secure user authentication, and smooth processing of background tasks, making it a comprehensive solution for dynamic form creation and management. | shyam-raghuwanshi |
|
1,926,625 | Talk To Your App With Sista AI: Revolutionizing User Interactions | Did you know that you can turn any app into a smart app with an AI voice assistant in less than 10 minutes? Discover the power of Conversational AI with Sista AI! #AI #SistaAI 🚀 | 0 | 2024-07-17T11:41:41 | https://dev.to/sista-ai/talk-to-your-app-with-sista-ai-revolutionizing-user-interactions-2mb6 | ai, react, javascript, typescript | <h2>Revolutionizing User Interactions</h2><p>In today's digital age, Conversational AI platforms are transforming the way we engage with technology. Sista AI, an end-to-end AI integration platform, stands out by turning any app into a smart app with an AI voice assistant in less than 10 minutes. This plug-and-play AI assistant offers innovative features to enhance user engagement and accessibility, making it a must-have tool for businesses seeking to boost their online presence.</p><h2>Transformative Technology</h2><p>Sista AI's AI voice assistant seamlessly integrates into any app or website, revolutionizing user interactions. With state-of-the-art conversational AI agents and a voice user interface supporting commands in over 40 languages, the experience is dynamic and engaging for a global audience.</p><h2>Advanced Features</h2><p>The AI voice assistant enables hands-free UI interactions with a multi-tasking UI controller and automatic screen reader. Real-time data integration and personalized customer support elevate the user experience. The integration possibilities are endless with full-stack code execution, making apps smarter and more intuitive.</p><h2>Unlocking the Potential</h2><p>Sista AI offers a comprehensive suite of features that transform how technology is used. From personalized support to hands-free interactions, businesses can maximize their efficiency and user engagement. Sign up now to experience the power of AI integration with Sista AI.</p><br/><br/><a href="https://smart.sista.ai?utm_source=sista_blog_devto&utm_medium=blog_post&utm_campaign=big_logo" target="_blank"><img src="https://vuic-assets.s3.us-west-1.amazonaws.com/sista-make-auto-gen-blog-assets/sista_ai.png" alt="Sista AI Logo"></a><br/><br/><p>For more information, visit <a href="https://smart.sista.ai?utm_source=sista_blog_devto&utm_medium=blog_post&utm_campaign=For_More_Info_Link" target="_blank">sista.ai</a>.</p> | sista-ai |
1,926,626 | DIY Moisturizer for Oily Skin: Simple, Effective, and Natural Recipes | Oily skin can be a challenge to manage, but creating your own moisturizer tailored to your skin's... | 0 | 2024-07-17T11:43:51 | https://dev.to/cocky_life_d480d48562547f/diy-moisturizer-for-oily-skin-simple-effective-and-natural-recipes-2pi | skin, menskin, skincare | Oily skin can be a challenge to manage, but creating your own moisturizer tailored to your skin's needs can make a significant difference. Commercial products often contain ingredients that can aggravate oily skin, leading to breakouts and excess shine. By making your own moisturizer, you can ensure that you use natural, non-comedogenic ingredients that help balance your skin's oil production. Here’s how you can create a DIY moisturizer for oily skin that is simple, effective, and natural.
#### Understanding Oily Skin
Oily skin occurs when the sebaceous glands produce excess sebum, a natural oil that helps protect and moisturize the skin. While sebum is essential, too much of it can lead to clogged pores, acne, and a shiny complexion. The key to managing oily skin is to balance oil production without stripping the skin of its natural moisture.
#### Essential Ingredients for Oily Skin
When selecting ingredients for a DIY moisturizer for oily [skin](https://cockylife.com/), it’s crucial to choose those that are lightweight, non-comedogenic, and have oil-balancing properties. Here are some ideal ingredients:
1. **Aloe Vera Gel**: Known for its soothing and hydrating properties, aloe vera is lightweight and helps to reduce inflammation and redness.
2. **Witch Hazel**: This natural astringent helps to tighten pores and control excess oil production.
3. **Jojoba Oil**: Despite being an oil, jojoba oil is non-comedogenic and closely mimics the skin's natural sebum, helping to regulate oil production.
4. **Tea Tree Oil**: With its antibacterial and anti-inflammatory properties, tea tree oil is excellent for preventing acne and reducing oiliness.
5. **Rose Water**: Rose water helps to balance the skin's pH, controls excess oil, and provides a refreshing feel.
#### DIY Moisturizer Recipe for Oily Skin
##### Ingredients:
- 2 tablespoons aloe vera gel
- 1 tablespoon witch hazel
- 1 teaspoon jojoba oil
- 3-4 drops tea tree oil
- 1 tablespoon rose water
##### Instructions:
1. **Prepare the Base**: In a clean bowl, combine 2 tablespoons of aloe vera gel with 1 tablespoon of witch hazel. Aloe vera gel will provide hydration while witch hazel will act as an astringent to control oil production.
2. **Add Jojoba Oil**: Add 1 teaspoon of jojoba oil to the mixture. Jojoba oil helps balance oil production and provides a lightweight moisturizing effect.
3. **Incorporate Tea Tree Oil**: Add 3-4 drops of tea tree oil. This will help prevent acne and reduce inflammation. Be cautious with the amount as tea tree oil is potent and can cause irritation if overused.
4. **Mix in Rose Water**: Finally, add 1 tablespoon of rose water to the mixture. Rose water will help balance the skin's pH and add a refreshing feel to the moisturizer.
5. **Blend Well**: Mix all the ingredients thoroughly until you achieve a smooth, uniform consistency.
6. **Store Properly**: Transfer the mixture into a clean, airtight container. Store it in a cool, dark place to preserve its effectiveness. This DIY moisturizer can last for up to two weeks if stored properly.
#### Application Tips
1. **Cleanse First**: Always apply the moisturizer on a clean face. Use a gentle cleanser suitable for oily skin to remove excess oil and impurities.
2. **Use Sparingly**: A little goes a long way. Use a small amount of the moisturizer and gently massage it into your skin using upward circular motions.
3. **Morning and Night**: For best results, use the moisturizer twice daily, in the morning and at night, to keep your skin hydrated and balanced.
#### Additional Tips for Managing Oily Skin
1. **Exfoliate Regularly**: Use a gentle exfoliant once or twice a week to remove dead skin cells and prevent clogged pores.
2. **Use Oil-Free Products**: Opt for oil-free and non-comedogenic makeup and skincare products to prevent adding excess oil to your skin.
3. **Stay Hydrated**: Drink plenty of water to keep your skin hydrated from the inside out.
4. **Healthy Diet**: Maintain a balanced diet rich in fruits, vegetables, and healthy fats to promote overall skin health.
Creating your own moisturizer for oily skin is not only cost-effective but also allows you to control the ingredients you apply to your skin. By using natural, non-comedogenic ingredients, you can achieve a balanced, healthy complexion without the shine and breakouts associated with oily skin. Give this DIY recipe a try and enjoy the benefits of a tailored skincare solution.
To learn more, visit - https://cockylife.com/ | cocky_life_d480d48562547f |
1,926,627 | VerifyVault v0.4.1 has been RELEASED! 🚀 | 🔑 Key Updates: Secure vault with 2FA 🔒 Fixed preferences being overridden 🛠️ Keys/hashes are now... | 0 | 2024-07-17T14:59:56 | https://dev.to/verifyvault/verifyvault-v041-has-been-released-1ob5 | opensource, security, cybersecurity, github | 🔑 Key Updates:
- Secure vault with 2FA 🔒
- Fixed preferences being overridden 🛠️
- Keys/hashes are now stored in a database file 📁
And more! Update today! 🚀
[📂 Repository](https://github.com/VerifyVault)
[⬇️ Direct Download to v0.4.1](https://github.com/VerifyVault/VerifyVault/releases/tag/Beta-v0.4.1)
[💬 Matrix Group](https://matrix.to/#/#official-verifyvault:matrix.org) | verifyvault |
1,926,629 | Cost and Competence | Cost and Competence goes hand in hand, with multiverse system out there and the technology to support... | 0 | 2024-07-17T13:16:17 | https://dev.to/paihari/cost-and-competence-44g0 | Cost and Competence goes hand in hand, with multiverse system out there and the technology to support it, finding the best which fits the purpose and fits the future is the key.
All the Software and Services built in house, Offered by COTS, SaaS or PaaS provides a business value in the value chain.
All these Software and Services run on Infrastructure either on prem, Cloud or SaaS.
With the advancement of Technology, consumers have the privilege to choose the best from, though caution with many options, that drives to Analysis Paralysis
Below is the Comparision of Single Units of Core Infrastructure
Single Unit, gives a direction but not the intensity.
Lets imagine, A typical department/Cost Center catering to business.
The Cost per month to host this light weight infrastructure
**IaaS space**
- Compute: 30% cheaper
- Containers: 25% cheaper
- Block Storage: 65% cheaper
- Egress data(50TB): 91% cheaper
To be ready for the AI/ML/3D modelling surge and migration of Huge System of Records to Cloud,
Oracle is ready with 1.3 million I/O operations per second (IOPS) and up to 12 GB per second throughput per OCI Compute instance with the OCI Block Volume Service. while the immdiate next Compute instances from other providers are providing 800,000 IOPS
**Network space**
Network is a large space to cover, for the next generation of workload that wants to move to Cloud, mainly the System of Records, an dedicated connectivity service that provides a private, secure, and reliable connection between on-premises network and Cloud Providers on a one time basis if it is a complete lift and shift or eco system where the on prem and different cloud providers work in tandem.
Competence:
Azure ExpressRoute Bandwidth: 100 GB PS
OCI FastConnect: 400 GB PS
Google Cloud Interconnect: 200 GB PS
AWS Direct Connect: 100 GBPS
Cost:
Bandwidth: 10 GBPS
Outbound Data: 50TB
Port Hours: 730
Azure Express Route: USD 4700
OCI Fast Connect: USD 1300
Google Cloud Interconnect: USD 5800
AWS Direct Connect: USD 2075
**Database Space:**
There is a huge farm of Database that are offered by the Cloud Providers. Comparision is not the sole scope of this Post.
But in general, As of June 2024, the most popular relational database management system (RDBMS) worldwide was Oracle, with a ranking score of 1244.08. Oracle was also the most popular DBMS overall. MySQL and Microsoft SQL server rounded out the top three.
While both, Oracle database and MySQL are covers more than half of the DB ecosystem, Oracle Database the proprietory and flagship product of Oracle.
MySQL which is open source under GNU Public licence was bought by Oracle Corporation during the acquisition of Sun Microsystem.
While the debate is not about, how much Oracle directly influences MySQL outcomes, but thier influence in the Database space cannot be denied.
**Competiors turning to Partner:**
For organizations seeking to optimize cloud infrastructure capabilities and spending, a multicloud solution might be the best approach. It gives organizations access across cloud providers, so workloads and data can be in an environment best suited to their capabilities. To create an integrated multicloud experience, Oracle and Microsoft offer direct interconnection between Oracle Cloud Infrastructure (OCI) and Azure through FastConnect and ExpressRoute.
https://blogs.oracle.com/cloud-infrastructure/post/oci-azure-interconnect-networking-multicloud
Oracle Database@Azure is an Oracle database service running on Oracle Cloud Infrastructure (OCI), colocated in Microsoft data centers. This ensures that the Oracle Database@Azure service has the fastest possible access to Azure resources and applications
https://learn.microsoft.com/en-us/azure/oracle/oracle-db/database-overview
Google Cloud and Oracle announced an exciting new strategic cloud partnership today that enables customers to migrate and run mission-critical enterprise workloads seamlessly across Google Cloud and Oracle Cloud Infrastructure (OCI).
https://cloud.google.com/blog/products/databases/accelerating-cloud-transformation-with-google-cloud-and-oracle
Oracle, Microsoft, and OpenAl are partnering to extend the Microsoft Azure Al platform to Oracle Cloud Infrastructure (OCI) to provide additional capacity for OpenAl.
https://www.oracle.com/news/announcement/openai-selects-oracle-cloud-infrastructure-to-extend-microsoft-azure-ai-platform-2024-06-11/?source=:so:ch:or:awr::::&SC=:so:ch:or:awr::::&pcode=
Reference:
Size of Cloud
https://ir.aboutamazon.com/news-release/news-release-details/2024/Amazon.com-Announces-First-Quarter-Results-68b9258cd/
https://abc.xyz/assets/91/b3/3f9213d14ce3ae27e1038e01a0e0/2024q1-alphabet-earnings-release-pdf.pdf
https://investor.oracle.com/investor-news/news-details/2024/Oracle-Announces-Fiscal-2024-Fourth-Quarter-and-Fiscal-Full-Year-Financial-Results/default.aspx
Iaas Comparison
Network
https://www.oracle.com/cloud/networking/fastconnect/
https://azure.microsoft.com/en-us/products/expressroute/
https://cloud.google.com/network-connectivity/docs/interconnect/quotas
https://docs.aws.amazon.com/directconnect/latest/UserGuide/dedicated_connection.html
https://www.megaport.com/blog/comparing-cloud-providers-private-connectivity/
Network Pricing
https://www.oracle.com/cloud/networking/fastconnect/pricing/?source=:ow:o:s:po:0917CloudSEEDIF
https://azure.microsoft.com/en-us/pricing/details/expressroute/
https://cloud.google.com/network-connectivity/docs/interconnect/pricing
https://www.oracle.com/cloud/price-list/#networking
Database space
https://library.ethz.ch/en/locations-and-media/media-types/databases-standards-patents/statista.html
https://www.statista.com/statistics/1131568/worldwide-popularity-ranking-relational-database-management-systems/
| paihari |
|
1,926,630 | How to Develop and Implement Effective Bank Policies and Procedures | In the competitive and highly regulated financial sector, having well-crafted bank policies and... | 0 | 2024-07-17T11:51:00 | https://dev.to/lestergilbert/how-to-develop-and-implement-effective-bank-policies-and-procedures-4d6l | bankpoliciesandprocedures | In the competitive and highly regulated financial sector, having well-crafted bank policies and procedures is crucial for maintaining operational efficiency, ensuring compliance, and safeguarding against risks. This article provides a comprehensive guide on developing and implementing effective **[bank policies and procedures](https://bankpolicyguru.com/)**, offering practical insights to help banks navigate regulatory requirements and enhance their operational frameworks.
Effective bank policies and procedures are the backbone of any successful financial institution. They provide a structured approach to managing daily operations, ensuring compliance with legal and regulatory standards, and mitigating potential risks. Developing and implementing these policies is a multifaceted process that requires careful planning, coordination with bank regulatory agencies, and ongoing evaluation.
**Developing Effective Bank Policies and Procedures**
Understanding the Need for Bank Policies and Procedures
Bank policies and procedures are designed to create a standardized approach to handling various aspects of banking operations, including customer service, risk management, and regulatory compliance. They ensure that all employees understand their roles and responsibilities and adhere to established guidelines.
**Key Objectives**
Consistency: Standardize operations to ensure uniformity across branches and departments.
Compliance: Meet regulatory requirements set by **[bank regulatory agencies](https://bankpolicyguru.com/)**.
Risk Management: Identify and mitigate potential risks through structured procedures.
**Steps to Develop Bank Policies and Procedures**
1. Identify Objectives and Scope
Begin by defining the objectives of the policies and the scope they will cover. This includes determining which areas of the bank's operations need detailed procedures and aligning them with the bank's strategic goals.
2. Research and Benchmarking
Conduct thorough research to understand industry standards and regulatory requirements. Benchmark against best practices and guidelines from bank regulatory agencies to ensure that your policies meet or exceed compliance standards.
3. Draft Policies and Procedures
Create detailed drafts of the policies and procedures. Include clear instructions, responsibilities, and processes for each area covered. Ensure that the language is precise and easily understandable by all employees.
4. Review and Approval
Submit the drafts for review by key stakeholders, including department heads and legal advisors. Incorporate feedback and make necessary revisions. Obtain formal approval from senior management to ensure alignment with the bank's strategic objectives.
**Implementing Bank Policies and Procedures**
1. Communication and Training
Once approved, communicate the new bank policies and procedures to all employees. Conduct training sessions to ensure that staff understand and can effectively implement the new guidelines.
2. Integration with Daily Operations
Integrate the policies and procedures into daily operations by updating internal systems and workflows. Ensure that all relevant documents and tools are aligned with the new guidelines.
3. Monitoring and Compliance
Regularly monitor adherence to the policies and procedures. Implement compliance checks and audits to ensure that all operations align with the established guidelines.
4. Continuous Improvement
Solicit feedback from employees and stakeholders to identify areas for improvement. Update the policies and procedures as needed to address emerging issues, regulatory changes, or operational inefficiencies.
**Conclusion**
Developing and implementing effective bank policies and procedures is essential for the smooth operation of any financial institution. By understanding the objectives, conducting thorough research, and engaging in comprehensive training, banks can create robust frameworks that promote consistency, compliance, and risk management. Continuous monitoring and updates ensure that these policies remain relevant and effective in the ever-evolving financial landscape.
| lestergilbert |
1,926,631 | Python Unwrapped: Explore the Language Behind Today's Tech Revolution | Python, hailed as the Swiss Army knife of programming languages, has carved out a significant niche... | 0 | 2024-07-17T11:56:06 | https://dev.to/nivi_sabari/python-unwrapped-explore-the-language-behind-todays-tech-revolution-4jno | Python, hailed as the Swiss Army knife of programming languages, has carved out a significant niche in the ever-evolving landscape of technology. Its versatility, simplicity, and robustness have propelled it to become one of the most popular languages among developers, data scientists, and tech enthusiasts alike. Let's unwrap Python and delve into why it stands at the forefront of today's tech revolution.
Why Python?
1. Versatility: Python's versatility is unmatched. It seamlessly integrates into various domains, from web development and automation to data analysis, artificial intelligence (AI), and scientific computing. Whether you're building a web application, analyzing big data sets, or training machine learning models, Python provides the tools and libraries to get the job done efficiently.
2. Simplicity and Readability: One of Python's hallmark features is its clean and readable syntax. Its code structure resembles natural language, making it accessible even to beginners. This readability not only enhances collaboration among developers but also reduces the time spent on debugging and maintaining code.
3. Extensive Libraries and Frameworks: Python's strength lies in its rich ecosystem of libraries and frameworks. Libraries like NumPy, Pandas, and Matplotlib empower data scientists with powerful tools for numerical computing, data manipulation, and visualization. Meanwhile, frameworks such as Django and Flask streamline web development, allowing developers to build scalable and secure applications rapidly.
4. Community and Support: Python boasts a vibrant community of developers who actively contribute to its growth and development. This community-driven approach ensures continuous innovation, with regular updates and improvements to the language and its ecosystem. Whether you're seeking troubleshooting advice or exploring new libraries, Python's community provides invaluable support and resources.
Python in Action: Real-World Applications
1. Web Development: Python frameworks like Django and Flask have revolutionized web development. Django, known for its "batteries-included" philosophy, simplifies building complex web applications by providing robust tools for authentication, database management, and scalability. Meanwhile, Flask offers a lightweight yet powerful framework for building RESTful APIs and microservices.
2. Data Science and Machine Learning: Python has become the lingua franca of data science and machine learning. Libraries such as TensorFlow, PyTorch, and Scikit-learn enable data scientists to build and deploy intricate machine learning models with ease. Python's intuitive syntax and extensive support for numerical computing make it an ideal choice for tackling complex data analysis tasks and predictive modeling.
3. Automation and Scripting: Python's versatility extends to automation and scripting. With libraries like BeautifulSoup and Selenium, developers can automate web scraping and testing processes, saving time and improving efficiency. Python's scripting capabilities also make it indispensable for tasks ranging from system administration to network programming.
The Future of Python
As technology continues to evolve, Python remains poised at the forefront of innovation. Its adaptability to new trends such as AI, blockchain, and IoT underscores its relevance in shaping the future of technology. Python's simplicity, coupled with its powerful capabilities, positions it as a language of choice for developers seeking to drive innovation and solve complex challenges in diverse fields.
Conclusion
Python's journey from a niche language to a powerhouse in the tech industry reflects its unparalleled adaptability and community-driven evolution. Whether you're a seasoned developer or just starting your programming journey, Python offers the tools and resources to explore, innovate, and lead in today's tech revolution. Embrace Python, unravel its capabilities, and embark on a transformative journey in programming and technology.
In conclusion, Python isn't merely a programming language; it's a catalyst for innovation, a problem-solving tool, and a gateway to endless possibilities in the digital age. Join the Python community and experience firsthand why Python continues to be essential in shaping the future of technology.
Explore [Python's](https://intellimindz.com/python-training-in-bangalore/
role in IoT (Internet of Things) and data-driven technologies.
| nivi_sabari |
|
1,926,632 | Day 7: Introduction to CSS | Welcome to Day 7 of your journey to mastering HTML and CSS! Today, we will introduce CSS (Cascading... | 0 | 2024-07-17T11:57:01 | https://dev.to/dipakahirav/day-7-introduction-to-css-2n2k | html, css, webdev, learning | Welcome to Day 7 of your journey to mastering HTML and CSS! Today, we will introduce CSS (Cascading Style Sheets), the language used to style HTML content. By the end of this post, you'll understand the basics of CSS and how to apply styles to your web pages.
please subscribe to my [YouTube channel](https://www.youtube.com/@DevDivewithDipak?sub_confirmation=1
) to support my channel and get more web development tutorials.
#### What is CSS?
CSS stands for Cascading Style Sheets. It is a stylesheet language used to describe the presentation of a document written in HTML. CSS controls the layout, colors, fonts, and overall appearance of a web page.
#### How to Include CSS in HTML
There are three ways to include CSS in your HTML document:
1. **Inline CSS**: Using the `style` attribute within HTML tags.
2. **Internal CSS**: Using the `<style>` tag within the `<head>` section of the HTML document.
3. **External CSS**: Linking to an external CSS file using the `<link>` tag.
Let's explore each method.
1.**Inline CSS**:
```html
<p style="color: blue; font-size: 16px;">This is an inline-styled paragraph.</p>
```
2.**Internal CSS**:
```html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Internal CSS Example</title>
<style>
p {
color: blue;
font-size: 16px;
}
</style>
</head>
<body>
<p>This is an internally-styled paragraph.</p>
</body>
</html>
```
3.**External CSS**:
Create a file named `styles.css` with the following content:
```css
p {
color: blue;
font-size: 16px;
}
```
Link the external CSS file in your HTML document:
```html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>External CSS Example</title>
<link rel="stylesheet" href="styles.css">
</head>
<body>
<p>This is an externally-styled paragraph.</p>
</body>
</html>
```
#### CSS Syntax
CSS consists of selectors and declarations. A selector targets the HTML element you want to style, and a declaration defines the style properties and values.
```css
selector {
property: value;
}
```
For example:
```css
p {
color: blue;
font-size: 16px;
}
```
#### Basic CSS Selectors
1.**Element Selector**: Targets all elements of a specific type.
```css
p {
color: blue;
}
```
2.**Class Selector**: Targets elements with a specific class attribute. Use a dot (`.`) followed by the class name.
```css
.highlight {
background-color: yellow;
}
```
```html
<p class="highlight">This is a highlighted paragraph.</p>
```
3.**ID Selector**: Targets a single element with a specific ID attribute. Use a hash (`#`) followed by the ID name.
```css
#unique {
font-weight: bold;
}
```
```html
<p id="unique">This is a uniquely styled paragraph.</p>
```
#### Styling Text with CSS
Here are some common text styling properties:
1.**Color**: Sets the text color.
```css
p {
color: red;
}
```
2.**Font Family**: Sets the font of the text.
```css
p {
font-family: Arial, sans-serif;
}
```
3.**Font Size**: Sets the size of the text.
```css
p {
font-size: 18px;
}
```
4.**Text Alignment**: Aligns the text.
```css
p {
text-align: center;
}
```
#### Creating a Styled HTML Document
Let's create an HTML document with CSS styling:
```html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>CSS Styling Example</title>
<style>
body {
font-family: Arial, sans-serif;
line-height: 1.6;
}
h1 {
color: navy;
text-align: center;
}
p {
color: gray;
font-size: 16px;
}
.highlight {
background-color: yellow;
}
#unique {
font-weight: bold;
}
</style>
</head>
<body>
<h1>Welcome to CSS Styling</h1>
<p>This is a paragraph styled with internal CSS.</p>
<p class="highlight">This is a highlighted paragraph.</p>
<p id="unique">This is a uniquely styled paragraph.</p>
</body>
</html>
```
#### Summary
In this blog post, we introduced CSS and how to apply it to HTML content. We covered the three methods of including CSS in HTML, the basic syntax of CSS, common selectors, and some basic text styling properties.
Stay tuned for Day 8, where we will dive deeper into the box model and layout properties in CSS. Happy coding!
---
*Follow me for more tutorials and tips on web development. Feel free to leave comments or questions below!*
### Follow and Subscribe:
- **Website**: [Dipak Ahirav] (https://www.dipakahirav.com)
- **Email**: [email protected]
- **YouTube**: [devDive with Dipak](https://www.youtube.com/@DevDivewithDipak?sub_confirmation=1
)
- **LinkedIn**: [Dipak Ahirav](https://www.linkedin.com/in/dipak-ahirav-606bba128) | dipakahirav |
1,926,633 | Merge Sort | The merge sort algorithm can be described recursively as follows: The algorithm divides the array... | 0 | 2024-07-17T11:57:56 | https://dev.to/paulike/merge-sort-30oh | java, programming, beginners, learning | The merge sort algorithm can be described recursively as follows: The algorithm divides the array into two halves and applies a merge sort on each half recursively. After the two halves are sorted, merge them.
The algorithm for a merge sort is given in code below:
`public static void mergeSort(int[] list) {
if (list.length > 1) {
mergeSort(list[0 ... list.length / 2]);
mergeSort(list[list.length / 2 + 1 ... list.length]);
merge list[0 ... list.length / 2] with
list[list.length / 2 + 1 ... list.length];
}
}`
Figure below illustrates a merge sort of an array of eight elements (2 9 5 4 8 1 6 7). The original array is split into (2 9 5 4) and (8 1 6 7). Apply a merge sort on these two subarrays recursively to split (2 9 5 4) into (2 9) and (5 4) and (8 1 6 7) into (8 1) and (6 7). This process continues until the subarray contains only one element. For example, array (2 9) is split into the subarrays (2) and (9). Since array (2) contains a single element, it cannot be further split. Now merge (2) with (9) into a new sorted array (2 9); merge (5) with (4) into a new sorted array (4 5). Merge (2 9) with (4 5) into a new sorted array (2 4 5 9), and finally merge (2 4 5 9) with (1 6 7 8) into a new sorted array (1 2 4 5 6 7 8 9).
The recursive call continues dividing the array into subarrays until each subarray contains only one element. The algorithm then merges these small subarrays into larger sorted subarrays until one sorted array results.
The merge sort algorithm is implemented in the code below:
```
package demo;
public class MergeSort {
/** The method for sorting the numbers */
public static void mergeSort(int[] list) {
if(list.length > 1) {
// Merge sort the first half
int[] firstHalf = new int[list.length / 2];
System.arraycopy(list, 0, firstHalf, 0, list.length / 2);
mergeSort(firstHalf);
// Merge sort the second half
int secondHalfLength = list.length - list.length / 2;
int[] secondHalf = new int[secondHalfLength];
System.arraycopy(list, list.length / 2, secondHalf, 0, secondHalfLength);
mergeSort(secondHalf);
// Merge firstHalf with seocndHalf into list
merge(firstHalf, secondHalf, list);
}
}
/** Merge two sorted lists */
public static void merge(int[] list1, int[] list2, int[] temp) {
int current1 = 0; // Current index in list1
int current2 = 0; // Current index in list2
int current3 = 0; // Current index in temp
while(current1 < list1.length && current2 < list2.length) {
if(list1[current1] < list2[current2])
temp[current3++] = list1[current1++];
else
temp[current3++] = list2[current2++];
}
while(current1 < list1.length)
temp[current3++] = list1[current1++];
while(current2 < list2.length)
temp[current3++] = list2[current2++];
}
public static void main(String[] args) {
int[] list = {2, 3, 2, 5, 6, 1, -2, 3, 14, 12};
mergeSort(list);
for(int i = 0; i < list.length; i++)
System.out.print(list[i] + " ");
}
}
```
The **mergeSort** method (lines 5–21) creates a new array **firstHalf**, which is a copy of the first half of **list** (line 9). The algorithm invokes **mergeSort** recursively on **firstHalf** (line 10). The length of the **firstHalf** is **list.length / 2** and the length of the **secondHalf** is **list.length - list.length / 2**. The new array **secondHalf** was created to contain the second part of the original array **list**. The algorithm invokes **mergeSort** recursively on **secondHalf** (line 16). After **firstHalf** and **secondHalf** are sorted, they are merged to **list** (line 19). Thus, array **list** is now sorted.
The **merge** method (lines 24–41) merges two sorted arrays **list1** and **list2** into array **temp**. **current1** and **current2** point to the current element to be considered in **list1** and **list2** (lines 25–27). The method repeatedly compares the current elements from **list1** and **list2** and moves the smaller one to **temp**. **current1** is increased by **1** (line 31) if the smaller one is in **list1** and **current2** is increased by **1** (line 33) if the smaller one is in **list2**. Finally, all the elements in one of the lists are moved to **temp**. If there are still unmoved elements in **list1**, copy them to **temp** (lines 36–37). If there are still unmoved elements in **list2**, copy them to **temp** (lines 39–40).
Figure below illustrates how to merge the two arrays **list1** (2 4 5 9) and **list2** (1 6 7 8). Initially the current elements to be considered in the arrays are 2 and 1. Compare them and move the smaller element 1 to **temp**, as shown in Figure below (a). **current2** and **current3** are increased by 1. Continue to compare the current elements in the two arrays and move the smaller one to **temp** until one of the arrays is completely moved. As shown in Figure below (b), all the elements in **list2** are moved to **temp** and **current1** points to element 9 in **list1**. Copy 9 to **temp**, as shown in Figure below (c).
The **mergeSort** method creates two temporary arrays (lines 8, 14) during the dividing process, copies the first half and the second half of the array into the temporary arrays (lines 8, 15), sorts the temporary arrays (lines 10, 16), and then merges them into the original array (line 19), as shown in Figure below (a). You can rewrite the code to recursively sort the first half of the array and the second half of the array without creating new temporary arrays, and then merge the two arrays into a temporary array and copy its contents to the original array, as shown in Figure below (b).
A merge sort can be implemented efficiently using parallel processing.
Let T(n) denote the time required for sorting an array of n elements using a merge sort. Without loss of generality, assume n is a power of 2. The merge sort algorithm splits the array into two subarrays, sorts the subarrays using the same algorithm recursively, and then merges the subarrays. Therefore,
`T(n) = T(n / 2) + T(n / 2) + mergetime`
The first T(n / 2) is the time for sorting the first half of the array, and the second T(n / 2) is the time for sorting the second half. To merge two subarrays, it takes at most n - 1 comparisons to compare the elements from the two subarrays and n moves to move elements to the temporary array. Thus, the total time is 2n - 1. Therefore,
The complexity of a merge sort is O(n logn). This algorithm is better than selection sort, insertion sort, and bubble sort, because the time complexity of these algorithms is O(n^2). The **sort** method in the **java.util.Arrays** class is implemented using a variation of the merge sort algorithm. | paulike |
1,926,634 | Beyond the Hype: Real-World Applications of Data Science | Data science has rapidly evolved from a niche academic field to a mainstream powerhouse, driving... | 0 | 2024-07-17T11:59:22 | https://dev.to/nivi_sabari/beyond-the-hype-real-world-applications-of-data-science-13ff | Data science has rapidly evolved from a niche academic field to a mainstream powerhouse, driving innovation and efficiency across various industries. As the volume of data continues to explode, organizations are increasingly leveraging data science to gain insights, streamline operations, and make informed decisions. Let's explore some real-world applications of data science that go beyond the hype and demonstrate its transformative impact.
1. Healthcare: Enhancing Patient Care and Predictive Analytics
In healthcare, data science is revolutionizing patient care by enabling personalized medicine, predictive analytics, and early disease detection. By analyzing patient data, such as medical histories, genetic information, and lifestyle factors, data scientists can develop predictive models to identify individuals at risk of diseases like diabetes, cancer, and heart conditions. This allows for early intervention and tailored treatment plans, improving patient outcomes and reducing healthcare costs.
For example, IBM's Watson for Oncology leverages data science to analyze vast amounts of medical literature and patient records, providing oncologists with evidence-based treatment recommendations. This enhances the accuracy and effectiveness of cancer treatments, ultimately saving lives.
2. Finance: Fraud Detection and Risk Management
The finance industry has been an early adopter of data science, using it to detect fraudulent activities, manage risks, and optimize investment strategies. By analyzing transaction data, financial institutions can identify patterns and anomalies indicative of fraud, enabling them to take proactive measures to prevent losses.
Machine learning algorithms are also used to assess credit risk by analyzing an applicant's financial history and other relevant factors. This allows for more accurate credit scoring and risk assessment, helping lenders make informed decisions while minimizing the risk of defaults.
3. Retail: Personalized Marketing and Inventory Optimization
Retailers are harnessing the power of data science to understand customer behavior, personalize marketing efforts, and optimize inventory management. By analyzing customer purchase history, browsing behavior, and social media interactions, retailers can segment their audience and deliver targeted marketing campaigns that resonate with individual preferences.
Amazon, for instance, uses data science to power its recommendation engine, suggesting products based on a customer's past purchases and browsing history. This personalized approach not only enhances the customer experience but also drives sales and increases customer loyalty.
Additionally, data science helps retailers optimize their inventory by predicting demand and managing stock levels. This reduces the risk of overstocking or understocking, ensuring that products are available when and where customers need them.
4. Transportation: Improving Efficiency and Safety
In the transportation sector, data science is being used to enhance efficiency, safety, and customer satisfaction. Ride-sharing companies like Uber and Lyft rely on data science to match drivers with passengers, optimize routes, and predict demand in real-time. This ensures that passengers receive timely and cost-effective rides, while drivers maximize their earnings.
Data science also plays a crucial role in improving public transportation systems. By analyzing data from GPS devices, ticketing systems, and passenger counts, city planners can optimize routes, schedules, and capacity, reducing congestion and improving service reliability.
5. Manufacturing: Predictive Maintenance and Quality Control
Manufacturers are leveraging data science to implement predictive maintenance and improve quality control processes. By analyzing data from sensors and equipment, manufacturers can predict when a machine is likely to fail and schedule maintenance before a breakdown occurs. This minimizes downtime and reduces maintenance costs, enhancing overall productivity.
Furthermore, data science is used to monitor and control product quality by analyzing data from various stages of the production process. This helps identify defects and anomalies early, ensuring that only high-quality products reach the market.
Conclusion
The real-world applications of data science are vast and varied, demonstrating its potential to drive innovation and efficiency across multiple industries. From healthcare and finance to retail, transportation, and manufacturing, data science is transforming the way organizations operate and make decisions. As technology continues to advance, the role of data science in solving complex problems and uncovering new opportunities will only grow, moving beyond the hype to deliver tangible benefits in our everyday lives.To avoid risks in [data analysis](https://intellimindz.com/data-science-training-in-bangalore/),dive deeper into the transformative impact of data science.
| nivi_sabari |
|
1,926,635 | empty() and empty_like() in PyTorch | Buy Me a Coffee☕ *My post explains empty_strided(). empty() can create the 1D or more D tensor of... | 0 | 2024-07-17T12:02:33 | https://dev.to/hyperkai/empty-and-emptylike-in-pytorch-1l1k | pytorch, empty, emptylike, function | [Buy Me a Coffee](ko-fi.com/superkai)☕
*[My post](https://dev.to/hyperkai/emptystrided-in-pytorch-36f7) explains [empty_strided()](https://pytorch.org/docs/stable/generated/torch.empty_strided.html).
[empty()](https://pytorch.org/docs/stable/generated/torch.empty.html) can create the 1D or more D tensor of the zero or more floating-point numbers(Default), integers, complex numbers or boolean values from memory which are called **uninitialized data** as shown below:
*Memos:
- `empty()` can be used with [torch](https://pytorch.org/docs/stable/torch.html) but not with a tensor.
- The 1st or more arguments with `torch` are `size`(Required-Type:`int`, `tuple` of `int`, `list` of `int` or [size()](https://pytorch.org/docs/stable/generated/torch.Tensor.size.html)).
- There is `dtype` argument with `torch`(Optional-Type:[dtype](https://pytorch.org/docs/stable/tensor_attributes.html#torch.dtype)):
*Memos:
- If `dtype` is not given, [get_default_dtype()](https://pytorch.org/docs/stable/generated/torch.get_default_dtype.html) is used. *[My post](https://dev.to/hyperkai/setdefaultdtype-setdefaultdevice-and-setprintoptions-in-pytorch-55g8) explains `get_default_dtype()` and [set_default_dtype()](https://pytorch.org/docs/stable/generated/torch.set_default_tensor_type.html).
- `dtype=` must be used.
- [My post](https://dev.to/hyperkai/set-dtype-with-dtype-argument-functions-and-get-it-in-pytorch-13h2) explains `dtype` argument.
- There is `device` argument with `torch`(Optional-Type:`str`, `int` or [device()](https://pytorch.org/docs/stable/tensor_attributes.html#torch.device)):
*Memos:
- If `device` is not given, [get_default_device()](https://pytorch.org/docs/stable/generated/torch.get_default_device.html) is used. *[My post](https://dev.to/hyperkai/setdefaultdtype-setdefaultdevice-and-setprintoptions-in-pytorch-55g8) explains `get_default_device()` and [set_default_device()](https://pytorch.org/docs/stable/generated/torch.set_default_device.html).
- `device=` must be used.
- [My post](https://dev.to/hyperkai/set-device-with-device-argument-functions-and-get-it-in-pytorch-1o2p) explains `device` argument.
- There is `requires_grad` argument with `torch`(Optional-Type:`bool`):
*Memos:
- `requires_grad=` must be used.
- [My post](https://dev.to/hyperkai/set-requiresgrad-with-requiresgrad-argument-functions-and-get-it-in-pytorch-39c3) explains `requires_grad` argument.
- There is `out` argument with `torch`(Optional-Type:`tensor`):
*Memos:
- `out=` must be used.
- [My post](https://dev.to/hyperkai/set-out-with-out-argument-functions-pytorch-3ee) explains `out` argument.
- You can use [torch.Tensor()](https://pytorch.org/docs/stable/tensors.html) or [torch.FloatTensor()](https://pytorch.org/docs/stable/tensors.html) like `torch.Tensor(3, 2, 4)` or `torch.FloatTensor(3, 2, 4)` because they can do the same job as `empty()`. *`torch.Tensor()` is the alias of `torch.FloatTensor()` by default.
```python
import torch
torch.empty(size=())
torch.empty(size=torch.tensor(8).size())
# tensor(3.6404e-27)
torch.empty(size=(0,))
torch.empty(0)
torch.empty(size=torch.tensor([]).size())
# tensor([])
torch.empty(size=(3,))
torch.empty(3)
torch.empty(size=torch.tensor([8, 3, 6]).size())
# tensor([-1.3610e+13, 4.4916e-41, -1.3610e+13])
torch.empty(size=(3, 2))
torch.empty(3, 2)
torch.empty(size=torch.tensor([[8, 3], [6, 0], [2, 9]]).size())
# tensor([[-1.3610e+13, 4.4916e-41],
# [5.7850e-23, 3.1100e-41],
# [4.4842e-44, 0.0000e+00]])
torch.empty(size=(3, 2, 4))
torch.empty(3, 2, 4)
# tensor([[[3.8848e-23, 3.1100e-41, 0.0000e+00, 0.0000e+00],
# [3.3892e-23, 3.1100e-41, 3.0224e-26, 3.1100e-41]],
# [[-6.0464e-34, 4.4914e-41, 0.0000e+00, 0.0000e+00],
# [0.0000e+00, 0.0000e+00, 0.0000e+00, 0.0000e+00]],
# [[0.0000e+00, 0.0000e+00, 0.0000e+00, 0.0000e+00],
# [0.0000e+00, 0.0000e+00, 1.4013e-45, 0.0000e+00]]])
torch.empty(size=(3, 2, 4), dtype=torch.int64)
torch.empty(3, 2, 4, dtype=torch.int64)
# tensor([[[136263006428688, 96270204571280, 1, 96270203986320],
# [0, 0, 96270208839376, 96270118417696]],
# [[136257315028352, 0, 0, 0],
# [0, 0, 0, 1]],
# [[0, 0, 0, 0],
# [0, 1, 352951805673479, 2542620672001]]])
torch.empty(size=(3, 2, 4), dtype=torch.complex64)
torch.empty(3, 2, 4, dtype=torch.complex64)
# tensor([[[1.4167e-07+4.4458e-41j, 1.4167e-07+4.4458e-41j,
# 4.4842e-44+0.0000e+00j, 1.5695e-43+0.0000e+00j],
# [-1.4883e+19+3.1404e-41j, 0.0000e+00+0.0000e+00j,
# 1.4013e-45+0.0000e+00j, -4.9888e-15+3.1409e-41j]],
# [[-2.4481e+37+4.4456e-41j, -4.9888e-15+3.1409e-41j,
# 9.1477e-41+0.0000e+00j, 8.9683e-44+0.0000e+00j],
# [3.5873e-43+0.0000e+00j, -2.6273e+37+4.4456e-41j,
# 0.0000e+00+0.0000e+00j, 0.0000e+00+0.0000e+00j]],
# [[0.0000e+00+0.0000e+00j, 2.4803e-43+0.0000e+00j,
# -4.6535e-15+3.1409e-41j, -3.2145e-15+3.1409e-41j],
# [0.0000e+00+0.0000e+00j, 1.4013e-45+0.0000e+00j,
# -1.7014e+38+1.1515e-40j, 4.5919e-41+8.2957e-43j]]])
torch.empty(size=(3, 2, 4), dtype=torch.bool)
torch.empty(3, 2, 4, dtype=torch.bool)
# tensor([[[True, True, True, True],
# [True, False, False, False]],
# [[True, True, True, True],
# [True, True, False, False]],
# [[False, True, False, False],
# [False, False, False, False]]])
```
[empty_like()](https://pytorch.org/docs/stable/generated/torch.empty_like.html) can replace the zero or more numbers of a 0D or more D tensor with the zero or more floating-point numbers, integers, complex numbers or boolean values from memory which are called **uninitialized data** as shown below:
*Memos:
- `empty_like()` can be used with `torch` but not with a tensor.
- The 1st argument with `torch` is `input`(Required-Type:`tensor` of `int`, `float`, `complex` or `bool`).
- There is `dtype` argument with `torch`(Optional-Type:[dtype](https://pytorch.org/docs/stable/tensor_attributes.html#torch.dtype)):
*Memos:
- If `dtype` is not given, it is inferred from `input`.
- `dtype=` must be used.
- [My post](https://dev.to/hyperkai/set-dtype-with-dtype-argument-functions-and-get-it-in-pytorch-13h2) explains `dtype` argument.
- There is `device` argument with `torch`(Optional-Type:`str`, `int` or [device()](https://pytorch.org/docs/stable/tensor_attributes.html#torch.device)):
*Memos:
- If `device` is not given, it is inferred from `input`.
- `device=` must be used.
- [My post](https://dev.to/hyperkai/set-device-with-device-argument-functions-and-get-it-in-pytorch-1o2p) explains `device` argument.
- There is `requires_grad` argument with `torch`(Optional-Type:`bool`):
*Memos:
- `requires_grad=` must be used.
- [My post](https://dev.to/hyperkai/set-requiresgrad-with-requiresgrad-argument-functions-and-get-it-in-pytorch-39c3) explains `requires_grad` argument.
```python
import torch
my_tensor = torch.tensor(7.)
torch.empty_like(input=my_tensor)
# tensor(-1.3610e+13)
my_tensor = torch.tensor([7., 4., 5.])
torch.empty_like(input=my_tensor)
# tensor([2.8244e+23, 4.4787e-41, -5.7316e-07])
my_tensor = torch.tensor([[7., 4., 5.], [2., 8., 3.]])
torch.empty_like(input=my_tensor)
# tensor([[-4.7415e-07, 3.1221e-41, -6.4098e-07],
# [3.1221e-41, 1.1210e-43, 0.0000e+00]])
my_tensor = torch.tensor([[[7., 4., 5.], [2., 8., 3.]],
[[6., 0., 1.], [5., 9., 4.]]])
torch.empty_like(input=my_tensor)
# tensor([[[-6.6094e-07, 3.1221e-41, -3.9661e-07],
# [3.1221e-41, 8.9683e-44, 0.0000e+00]],
# [[1.1210e-43, 0.0000e+00, -8.9451e+02],
# [3.1228e-41, 1.7282e-04, 1.2471e+16]]])
my_tensor = torch.tensor([[[7, 4, 5], [2, 8, 3]],
[[6, 0, 1], [5, 9, 4]]])
torch.empty_like(input=my_tensor)
# tensor([[[137273168313840, 95694909291296, 1],
# [95694912519088, 95694842532640, 0]],
# [[95694862074384, 95694820258896, 137269160918960],
# [0, 0, 0]]])
my_tensor = torch.tensor([[[7.+4.j, 4.+2.j, 5.+3.j],
[2.+5.j, 8.+1.j, 3.+9.j]],
[[6.+9.j, 0.+3.j, 1.+8.j],
[5.+3.j, 9.+4.j, 4.+6.j]]])
torch.empty_like(input=my_tensor)
# tensor([[[6.7127e-07+1.7183e-04j,
# 1.6519e-04+1.0187e-11j,
# 2.0661e+20+6.8629e-07j],
# [1.8077e-43+0.0000e+00j,
# -4.3084e-07+3.1221e-41j,
# -3.8936e-07+3.1221e-41j]],
# [[4.4842e-44+0.0000e+00j,
# 4.4842e-44+0.0000e+00j,
# -8.7266e+02+3.1228e-41j],
# [2.8026e-45+0.0000e+00j,
# 4.2039e-45+0.0000e+00j,
# 9.1084e-44+0.0000e+00j]]])
my_tensor = torch.tensor([[[True, False, True], [False, True, False]],
[[True, False, True], [False, True, False]]])
torch.empty_like(input=my_tensor)
# tensor([[[True, True, True],
# [True, True, False]],
# [[False, False, True],
# [True, True, True]]])
``` | hyperkai |
1,926,636 | Code CSS Directly Inside the Browser (Not Using Inspect Elements) 🔥 🔥 | Copy the code and pase it in your HTML and enjoy live coding :) <style... | 0 | 2024-07-17T12:02:56 | https://dev.to/ranaharoon3222/code-css-directly-inside-the-browser-not-using-inspect-elements-cd8 | productivity, javascript, browser, tutorial | #### Copy the code and pase it in your HTML and enjoy live coding :)
```
<style contenteditable="true" style="display:block; white-space: pre">
body {
background: blue
}
</style>
``` | ranaharoon3222 |
1,926,638 | I developed this blog platform | This interactive blog platform features insightful articles written by the administrator, along with... | 0 | 2024-07-17T12:04:25 | https://dev.to/mzscripterx/i-developed-this-blog-platform-14kp | webdev, programming, flask, python | This interactive blog platform features insightful articles written by the administrator, along with a dedicated comment section for registered users to engage in thoughtful discussions and share their perspectives.
For more information, please refer to the website: https://mz-blog.onrender.com/
For a more technical view, explore the website's details: https://github.com/mz-scripter-X/Blog-Website[] | mzscripterx |
1,926,639 | Unlocking the Future: The Benefits of Azure Digital Twins for Your Business | The idea of "digital twins" changes how you interact with the ever-changing digital world. These... | 0 | 2024-07-17T12:04:32 | https://dev.to/rachgrey/unlocking-the-future-the-benefits-of-azure-digital-twins-for-your-business-1f18 | azure, programming, cloud, development | The idea of "digital twins" changes how you interact with the ever-changing digital world. These dynamic virtual replicas are commonly used in various industries to predict, comprehend, and simulate different scenarios, leading to substantial advancements in productivity and innovation. They are virtual replicas of real-world objects or systems. Microsoft's Azure Digital Twin is leading the charge in this groundbreaking technology.
## What is Azure Digital Twin?
Microsoft has created a new technology called [Azure Digital Twins](https://www.bacancytechnology.com/blog/azure-digital-twins). Customers can now design and maintain virtual environments with this. With this new method, you can turn real-life situations into a digital setting by making digital versions of real things, including places, systems, and how things work together. It's a plan that can be changed. It helps you monitor performance, see issues coming, and improve your processes based on the newest data.
## Benefits of Azure Digital Twins
Microsoft has Azure Digital Twins technology that allows users to create digital copies of real-world environments. Here are some of the main **benefits of Azure Digital Twins**:
### 1. Enhanced Operational Efficiency
Using Azure Digital Twin, businesses can create accurate digital models of real-world locations and assets. This makes having various departments and systems within the company easier. By continuously monitoring these digital copies, companies can find ways to improve things. In manufacturing, digital twins can monitor equipment performance, predict maintenance needs, and improve production processes.This proactive approach helps operations run smoothly, increases productivity, and reduces downtime.
### 2. Improved Predictive Maintenance
Predictive maintenance is simplified with Azure Digital Twin, which boasts one of its most remarkable features. Digital twins can predict when equipment will likely break or require maintenance using IoT sensors and data analytics. With these predictive capabilities, organizations can schedule maintenance tasks before issues escalate, leading to costly failures. As a result, businesses can save significant money on maintenance, extend the lifespan of assets, and prevent unexpected operational disruptions.
### 3. Enhanced Decision-Making
Using data to make decisions is important for modern businesses. Businesses make educated decisions using Azure Digital Twin's real-time data and insights. They can also make more informed strategic decisions by simulating several situations and analyzing the results. For example, digital twins can be used in urban planning to simulate how new infrastructure projects will impact environmental factors and traffic patterns. This predictive ability helps planners make better decisions, creating more sustainable and effective urban environments.
### 4. Optimized Resource Utilization
Managing resources well is essential for companies to succeed in the long term. Azure Digital Twin helps companies use labor, materials, and energy resources best. By regularly looking at data from digital twins, businesses can find and fix problems where resources are wasted or not used enough. For example, digital twins can study how energy is used and suggest ways to use less, which saves money and helps the environment.
### 5. Enhanced Customer Experiences
Delivering great customer experiences is crucial in today's customer-focused market. Using Azure Digital Twin, businesses can better understand customer behavior and preferences. They can gather important information about customer needs and preferences by digitizing interactions and analyzing the resulting data. This data helps build stronger customer relationships, improve customer satisfaction, and personalize products and services. For example, in retail, digital twins can optimize store layouts and track customer movements to enhance the shopping experience.
### 6. Better Risk Management
Every business needs to manage risks. Azure Digital Twin gives real-time visibility into potential risks and vulnerabilities, which helps with risk management. By regularly monitoring digital twins, businesses can spot irregularities and deviations from expected behavior and take quick action. This proactive approach reduces potential risks and improves overall operational resilience. For example, digital twins can track the flow of goods and detect possible disruptions in supply chain management so companies can take proactive measures.
### 7. Streamlined Compliance and Reporting
For companies in a variety of industries, ensuring regulatory compliance is essential. Azure Digital Twin provides an accurate and comprehensive operations log, simplifying compliance and reporting processes. The software streamlines organizational adherence to regulations and audit preparation by automatically monitoring and documenting compliance-related data. This simplified approach ensures that companies maintain compliance with industry rules while reducing administrative burdens.
### 8. Accelerated Time-to-Market
In competitive markets, speed is often a crucial factor. These benefits of Azure Digital Twin allows for rapid prototyping and testing in a virtual environment, reducing time-to-market for new products and services. This enables businesses to adjust their designs quickly, test various scenarios, and iterate on their offerings before releasing them. An agile approach helps companies to save costs, accelerate development, and react quickly to market demands.
## Conclusion
These benefits of Azure Digital Twin can improve decision-making, predictive maintenance, and operational efficiency. Organizations can enhance client experiences, maximize resource usage, and fortify risk management procedures using real-time data and insights. Remember how crucial it is to have experts oversee your implementation as you investigate the possibilities of digital twins. [Hire Azure developers](https://www.bacancytechnology.com/hire-azure-developers) with expertise in digital twin technology, ensuring you get the most out of the platform and encourage innovation in your company. With Azure Digital Twin, you can embrace the digital transformation of the future and set up your company for long-term success and growth.
| rachgrey |
1,926,640 | Educação em Engenharia de Software, com Davi Viana (UFMA) | Neste episódio do podcast “Fronteiras da Engenharia de Software”, Adolfo Neto e Maria Claudia Emer... | 0 | 2024-07-17T12:04:48 | https://dev.to/fronteirases/educacao-em-engenharia-de-software-com-davi-viana-ufma-53l5 | Neste episódio do podcast “Fronteiras da Engenharia de Software”, Adolfo Neto e Maria Claudia Emer entrevistaram Davi Viana, professor da Universidade Federal do Maranhão (UFMA). O tema foi “Educação em Engenharia de Software”. Davi explicou que a educação em engenharia de software ocorre não só em cursos de graduação, mas também em contextos técnicos e profissionais. Ele destacou a importância de manter a educação atualizada com as mudanças da indústria, conforme mencionado por Mary Shaw.
Davi enfatizou a necessidade de mesclar teoria e prática no ensino, trazendo exemplos da indústria e usando metodologias ativas. Ele também comentou sobre sua pesquisa, incluindo um estudo sobre tópicos emergentes e dificuldades no ensino de engenharia de software no Brasil, publicado no SBES 2018, e um trabalho de 2022 sobre um repositório educacional para ensino de testes de software.
Davi discutiu sua trajetória acadêmica e seus interesses de pesquisa em Cidades Inteligentes, IoT e Melhoria de Processos. Ele concluiu mencionando a próxima fronteira na educação em engenharia de software: a simulação completa de ambientes de desenvolvimento para ensino, tornando-o mais acessível e igualitário.
YouTube:
{% youtube 2gra4SPzEz0 %}
Spotify:
{% spotify https://open.spotify.com/episode/3RjjznpvhCGHJIEhiPhCmg %}
Demais links e referências: https://fronteirases.github.io/episodios/paginas/48 | fronteirases |
|
1,926,641 | CacheBrowser: Bypassing the Chinese Firewall Without Proxies | Content Delivery Networks (CDNs) play a crucial role in the distribution of internet traffic, yet... | 0 | 2024-07-17T12:05:17 | https://dev.to/2captcha/cachebrowser-bypassing-the-chinese-firewall-without-proxies-1086 | Content Delivery Networks (CDNs) play a crucial role in the distribution of internet traffic, yet little is known about how internet censors, especially in countries like China, manage to control CDN content. Researchers from the University of Massachusetts have tackled this issue, developing CacheBrowser, an innovative tool to bypass such censorship without relying on proxies. This article delves into their findings and the implications for internet freedom.
We (specialists from [proxy service](https://2captcha.com/proxy)) have prepared an overview material with the main conclusions and results of this experiment (translate of this material).
**The Problem of Internet Censorship and CDNs**
Internet censorship is a significant threat to free speech and access to information. Traditional methods of internet communication, rooted in the end-to-end model from the 1970s, make it easy for censors to block access based on IP addresses. However, the rise of CDNs has introduced new challenges and opportunities.
CDNs, such as Akamai, handle a substantial portion of global internet traffic by caching content on geographically distributed servers. This not only improves user experience but also helps content creators scale their operations efficiently.
**Techniques for Censoring CDN Content**
The University of Massachusetts study outlines several censorship techniques applied to CDNs, focusing on the methods used by Chinese authorities:
1. **IP Filtering**
- **Method:** Blacklisting IP addresses of servers hosting prohibited content.
- **Challenges:** Due to the distributed nature of CDNs, blocking one IP is ineffective. CDNs use numerous edge servers, making it difficult for censors to block all relevant IPs without affecting allowed content.
2. **DNS Interference**
- **Method:** Preventing users from resolving domain names of prohibited sites using DNS poisoning or manipulation.
- **Challenges:** Users can bypass this method with non-standard DNS resolution techniques. Combining DNS blocking with IP filtering is also ineffective against CDNs.
3. **Deep Packet Inspection (DPI)**
- **Method:** Analyzing data packets for specific URLs or keywords and blocking them.
- **Challenges:** DPI is resource-intensive and can be thwarted by encryption methods like HTTPS.
4. **Self-Censorship by CDN Providers**
- **Method:** States can pressure CDN providers to comply with local censorship laws.
- **Challenges:** Providers often comply to maintain market presence, leading to self-censorship.
**China’s Approach to CDN Censorship**
China’s Great Firewall is one of the most advanced censorship systems globally. Researchers conducted experiments using a Linux node within China, confirming it experienced similar censorship to typical Chinese users. They analyzed blocking methods for various CDN providers, including Akamai, CloudFlare, and Amazon CloudFront.
Key Findings:
- **Akamai’s Self-Censorship:** In China, Akamai blocks access to prohibited content while allowing access outside the country.
- **DNS Filtering:** The primary method used for other CDN providers involved resolving DNS requests for blocked sites to incorrect IP addresses.
- **Encryption and HTTPS:** While DPI can block unencrypted traffic, HTTPS forces censors to block entire domains, inadvertently affecting allowed content.
**CacheBrowser: Bypassing Censorship Without Proxies**
Given the challenges in blocking CDN content, researchers developed CacheBrowser, a tool that bypasses censorship by leveraging CDN properties. Unlike traditional methods that rely on proxies, CacheBrowser directly accesses edge servers where content is cached.
**How CacheBrowser Works:**
1. **Client Software:** Installed on the user’s computer, CacheBrowser uses a standard browser for content access.
2. **LocalDNS System:** Intercepts DNS requests locally, reducing dependency on traditional DNS resolution.
3. **Scraper and Resolver Modules:** Identify blocked domains and resolve them through non-standard methods, updating the LocalDNS database.
4. **Bootstrapper Module:** Uses geographically distributed DNS servers to ensure resolution, bypassing local censorship.
In practice, CacheBrowser allows users to access blocked content by contacting edge servers directly, using IP addresses obtained through alternative means. This method proved effective even in accessing heavily censored sites like Facebook from within China.
**Conclusion**
The CacheBrowser experiment demonstrates a viable method for bypassing internet censorship by exploiting the inherent properties of CDNs. This tool offers a promising solution for accessing restricted content in regions with stringent censorship, like China. By understanding and leveraging the weaknesses in traditional censorship techniques, CacheBrowser provides a pathway to maintaining free access to information on the internet.
| 2captcha |
|
1,926,642 | empty_strided in PyTorch | Buy Me a Coffee☕ *My post explains empty() and empty_like(). empty_strided() can create the 1D or... | 0 | 2024-07-17T12:05:45 | https://dev.to/hyperkai/emptystrided-in-pytorch-36f7 | pytorch, emptystrided, empty, stride | [Buy Me a Coffee](ko-fi.com/superkai)☕
*[My post](https://dev.to/hyperkai/empty-and-emptylike-in-pytorch-1l1k) explains [empty()](https://pytorch.org/docs/stable/generated/torch.empty.html) and [empty_like()](https://pytorch.org/docs/stable/generated/torch.empty_like.html).
[empty_strided()](https://pytorch.org/docs/stable/generated/torch.empty_strided.html) can create the 1D or more D strided tensor with the zero or more floating-point numbers(Default), integers, complex numbers or boolean values from memory which are called **uninitialized data** as shown below:
*Memos:
- `empty_strided()` can be used with [torch](https://pytorch.org/docs/stable/torch.html) but not with a tensor.
- The 1st argument with `torch` is `size`(Required-Type:`tuple` of `int`, `list` of `int`, or [size()](https://pytorch.org/docs/stable/generated/torch.Tensor.size.html)).
- The 2nd argument with `torch` is `stride`(Required-Type:`tuple` of `int` or `list` of `int`).
- There is `dtype` argument with `torch`(Optional-Type:[dtype](https://pytorch.org/docs/stable/tensor_attributes.html#torch.dtype)):
*Memos:
- If `dtype` is not given, [get_default_dtype()](https://pytorch.org/docs/stable/generated/torch.get_default_dtype.html) is used. *[My post](https://dev.to/hyperkai/setdefaultdtype-setdefaultdevice-and-setprintoptions-in-pytorch-55g8) explains `get_default_dtype()` and [set_default_dtype()](https://pytorch.org/docs/stable/generated/torch.set_default_tensor_type.html).
- `dtype=` must be used.
- [My post](https://dev.to/hyperkai/set-dtype-with-dtype-argument-functions-and-get-it-in-pytorch-13h2) explains `dtype` argument.
- There is `device` argument with `torch`(Optional-Type:`str`, `int` or [device()](https://pytorch.org/docs/stable/tensor_attributes.html#torch.device)):
*Memos:
- If `device` is not given, [get_default_device()](https://pytorch.org/docs/stable/generated/torch.get_default_device.html) is used. *[My post](https://dev.to/hyperkai/setdefaultdtype-setdefaultdevice-and-setprintoptions-in-pytorch-55g8) explains `get_default_device()` and [set_default_device()](https://pytorch.org/docs/stable/generated/torch.set_default_device.html).
- `device=` must be used.
- [My post](https://dev.to/hyperkai/set-device-with-device-argument-functions-and-get-it-in-pytorch-1o2p) explains `device` argument.
- There is `requires_grad` argument with `torch`(Optional-Type:`bool`):
*Memos:
- `requires_grad=` must be used.
- [My post](https://dev.to/hyperkai/set-requiresgrad-with-requiresgrad-argument-functions-and-get-it-in-pytorch-39c3) explains `requires_grad` argument.
- The number of `size` and `stride` must be the same.
```python
import torch
torch.empty_strided(size=(), stride=())
torch.empty_strided(size=torch.tensor(8).size(), stride=())
# tensor(1.2770e+19)
torch.empty_strided(size=(0,), stride=(0,))
torch.empty_strided(size=(0,), stride=(1,))
torch.empty_strided(size=(0,), stride=(2,))
torch.empty_strided(size=torch.tensor([]).size(), stride=(0,))
# tensor([])
torch.empty_strided(size=(3,), stride=(0,))
torch.empty_strided(size=torch.tensor([8, 3, 6]).size(), stride=(0,))
# tensor([7.4511e-33, 7.4511e-33, 7.4511e-33])
torch.empty_strided(size=(3,), stride=(1,))
torch.empty_strided(size=torch.tensor([8, 3, 6]).size(), stride=(1,))
# tensor([9.7245e-33, 3.1678e-41, 9.6997e-33])
torch.empty_strided(size=(3,), stride=(2,))
torch.empty_strided(size=torch.tensor([8, 3, 6]).size(), stride=(2,))
# tensor([-5.0667e-38, 4.4842e-44, 8.9683e-44])
torch.empty_strided((3, 2), stride=(0, 0))
torch.empty_strided(size=torch.tensor([[8, 3], [6, 0], [2, 9]]).size(),
stride=(0, 0))
# tensor([[-8.4397e-35, -8.4397e-35],
# [-8.4397e-35, -8.4397e-35],
# [-8.4397e-35, -8.4397e-35]])
torch.empty_strided((3, 2), stride=(0, 1))
torch.empty_strided(size=torch.tensor([[8, 3], [6, 0], [2, 9]]).size(),
stride=(0, 1))
# tensor([[9.7001e-33, 3.1678e-41],
# [9.7001e-33, 3.1678e-41],
# [9.7001e-33, 3.1678e-41]])
torch.empty_strided((3, 2), stride=(0, 2))
torch.empty_strided(size=torch.tensor([[8, 3], [6, 0], [2, 9]]).size(),
stride=(0, 2))
# tensor([[1.4013e-45, -1.7014e+38],
# [1.4013e-45, -1.7014e+38],
# [1.4013e-45, -1.7014e+38]])
torch.empty_strided((3, 2), stride=(1, 0))
torch.empty_strided(size=torch.tensor([[8, 3], [6, 0], [2, 9]]).size(),
stride=(1, 0))
# tensor([[-8.4397e-35, -8.4397e-35],
# [4.5188e-41, 4.5188e-41],
# [9.7611e-33, 9.7611e-33]])
torch.empty_strided((3, 2), stride=(1, 1))
torch.empty_strided(size=torch.tensor([[8, 3], [6, 0], [2, 9]]).size(),
stride=(1, 1))
# tensor([[-8.4397e-35, 4.5188e-41],
# [4.5188e-41, 9.7396e-33],
# [9.7396e-33, 3.1678e-41]])
torch.empty_strided((3, 2), stride=(1, 2))
torch.empty_strided(size=torch.tensor([[8, 3], [6, 0], [2, 9]]).size(),
stride=(1, 2))
# tensor([[1.7340e-07, 6.8988e-07],
# [1.6599e-07, 1.2539e+16],
# [6.8988e-07, 2.1707e-18]])
torch.empty_strided((3, 2), stride=(2, 0))
torch.empty_strided(size=torch.tensor([[8, 3], [6, 0], [2, 9]]).size(),
stride=(2, 0))
# tensor([[-8.4397e-35, -8.4397e-35],
# [9.7265e-33, 9.7265e-33],
# [6.6757e-07, 6.6757e-07]])
torch.empty_strided((3, 2), stride=(2, 1))
torch.empty_strided(size=torch.tensor([[8, 3], [6, 0], [2, 9]]).size(),
stride=(2, 1))
# tensor([[-8.4397e-35, 4.5188e-41],
# [9.6884e-33, 3.1678e-41],
# [4.4842e-44, 0.0000e+00]])
torch.empty_strided((3, 2), stride=(2, 2))
torch.empty_strided(size=torch.tensor([[8, 3], [6, 0], [2, 9]]).size(),
stride=(2, 2))
# tensor([[6.7121e-07, 1.3085e-11],
# [1.3085e-11, 1.6690e+22],
# [1.6690e+22, 2.1707e-18]])
etc.
torch.empty_strided(size=(3, 2, 4), stride=(0, 1, 2))
# tensor([[[-8.4397e-35, -8.4397e-35, 4.4842e-44, 1.1210e-43],
# [4.5188e-41, 4.5188e-41, 0.0000e+00, 0.0000e+00]],
# [[-8.4397e-35, -8.4397e-35, 4.4842e-44, 1.1210e-43],
# [4.5188e-41, 4.5188e-41, 0.0000e+00, 0.0000e+00]],
# [[-8.4397e-35, -8.4397e-35, 4.4842e-44, 1.1210e-43],
# [4.5188e-41, 4.5188e-41, 0.0000e+00, 0.0000e+00]]])
torch.empty_strided(size=(3, 2, 4), stride=(0, 1, 2), dtype=torch.int64)
# tensor([[[0, 97092179969056, 0, 0],
# [97092200351808, 138498049810784, 0, 0]],
# [[0, 97092179969056, 0, 0],
# [97092200351808, 138498049810784, 0, 0]],
# [[0, 97092179969056, 0, 0],
# [97092200351808, 138498049810784, 0, 0]]])
torch.empty_strided(size=(3, 2, 4), stride=(0, 1, 2), dtype=torch.complex64)
# tensor([[[-8.4397e-35+4.5188e-41j, 9.6886e-33+3.1678e-41j,
# 0.0000e+00+0.0000e+00j, 1.3829e-33+3.1678e-41j],
# [9.6840e-33+3.1678e-41j, 0.0000e+00+0.0000e+00j,
# 9.8336e-33+3.1678e-41j, -3.8910e-25+4.5186e-41j]],
# [[-8.4397e-35+4.5188e-41j, 9.6886e-33+3.1678e-41j,
# 0.0000e+00+0.0000e+00j, 1.3829e-33+3.1678e-41j],
# [9.6840e-33+3.1678e-41j, 0.0000e+00+0.0000e+00j,
# 9.8336e-33+3.1678e-41j, -3.8910e-25+4.5186e-41j]],
# [[-8.4397e-35+4.5188e-41j, 9.6886e-33+3.1678e-41j,
# 0.0000e+00+0.0000e+00j, 1.3829e-33+3.1678e-41j],
# [9.6840e-33+3.1678e-41j, 0.0000e+00+0.0000e+00j,
# 9.8336e-33+3.1678e-41j, -3.8910e-25+4.5186e-41j]]])
torch.empty_strided(size=(3, 2, 4), stride=(0, 1, 2), dtype=torch.bool)
# tensor([[[True, True, True, False],
# [True, True, True, False]],
# [[True, True, True, False],
# [True, True, True, False]],
# [[True, True, True, False],
# [True, True, True, False]]])
``` | hyperkai |
1,926,643 | How can your success in B2B Digital Marketing be assured by efficient Website Design? | For B2B agencies, it is essential to focus on relationships and building trust. Portraying a very... | 0 | 2024-07-17T12:09:04 | https://www.peppersquare.com/blog/how-can-your-success-in-b2b-digital-marketing-be-assured-by-efficient-website-design/ | For B2B agencies, it is essential to focus on relationships and building trust. Portraying a very professional image is important as well. Here are few ways how an effective website design can ensure your success in the field of B2B Digital Marketing.
- Functionality
B2B agencies have to convey expertise and professionalism at every stage. When minimalistic and functional designs are used, B2B firms can convey important information in a serious manner. This results in an easy experience. The websites can be navigated with ease, while focusing directly on the product features instead of only on the user interface.
- User Personas
The visitors of [B2B websites](https://www.peppersquare.com/ui-ux-design/website-design/) come from various departments and have varied functions and roles. They can also be from various industries. The navigation and content need to take the variances in user personas in account by providing different users with relevant details for their requirements. For instance, managers and other decision-makers might need information about results and costs. Proper designs can be useful in making navigation easier based upon what content the users are looking for.
- Content
In B2B companies, decision-making processes are complex. The decision-making process can be prolonged by mapping market price, vetting service providers, and obtaining vendor information. The success of marketing is based on providing consumers with information about all the stages of the purchase lifecycle for your services, skills, experience, and products.
- Product Details
B2B websites with efficient designs can offer information about products, software, technical support, compatibility with other equipment, certifications, standards, etc. This can help customers determine how the product can offer long-term advantages to the system and is compatible with the same.
- Focus on Lead Generation
B2B websites concentrate on generating leads over acquiring visitors to their site. Calls to Action are important, but they must be made visible to make users willingly submit their information. These can be used for lead-generation purposes. This step is essential for ensuring the success of online marketing for B2B agencies.
- User Pathways
Generally, B2B websites need to cater to various user groups, whether it is small-sized or larger businesses, and across various roles, functions, and departments. Good web designs can help ensure the success of Digital Marketing of B2B firms and put them on the right track. Users need to be directed to the most suitable menus and options, and the best designs can help ensure that. | pepper_square |
|
1,926,644 | Part 8: Implementing Authentication and Authorization in Node.js | Security is a critical aspect of web development, and understanding how to implement authentication... | 0 | 2024-07-17T12:09:30 | https://dev.to/dipakahirav/part-8-implementing-authentication-and-authorization-in-nodejs-j78 | node, webdev, javascript, learning | Security is a critical aspect of web development, and understanding how to implement authentication and authorization is essential for any developer. In this part of our Node.js series, we will explore how to secure your application by implementing a simple authentication system. We'll use JSON Web Tokens (JWT) for authentication and middleware for authorization.
please subscribe to my [YouTube channel](https://www.youtube.com/@DevDivewithDipak?sub_confirmation=1
) to support my channel and get more web development tutorials.
#### Understanding Authentication and Authorization
- **Authentication**: The process of verifying the identity of a user. Typically, this involves checking a username and password.
- **Authorization**: The process of determining if a user has permission to perform a certain action or access certain resources.
#### Setting Up the Project
Let's start by setting up a new Express project. If you haven’t already, initialize a new project and install the necessary dependencies:
```bash
npm init -y
npm install express bcryptjs jsonwebtoken body-parser mongoose
```
#### Connecting to MongoDB
First, we need to connect our application to MongoDB. If you need a refresher on connecting to MongoDB, refer to Part 7 of this series.
**database.js**
```javascript
const mongoose = require('mongoose');
mongoose.connect('mongodb://localhost:27017/auth_demo', {
useNewUrlParser: true,
useUnifiedTopology: true,
useCreateIndex: true
});
const db = mongoose.connection;
db.on('error', console.error.bind(console, 'connection error:'));
db.once('open', () => {
console.log('Connected to MongoDB');
});
module.exports = mongoose;
```
#### Defining User Model
We need a user model to store user information, including hashed passwords.
**userModel.js**
```javascript
const mongoose = require('mongoose');
const bcrypt = require('bcryptjs');
const userSchema = new mongoose.Schema({
username: { type: String, required: true, unique: true },
password: { type: String, required: true }
});
userSchema.pre('save', async function (next) {
if (this.isModified('password') || this.isNew) {
const salt = await bcrypt.genSalt(10);
this.password = await bcrypt.hash(this.password, salt);
}
next();
});
userSchema.methods.comparePassword = async function (password) {
return await bcrypt.compare(password, this.password);
};
const User = mongoose.model('User', userSchema);
module.exports = User;
```
#### Setting Up Express Server
Next, set up the Express server and create routes for user registration and login.
**app.js**
```javascript
const express = require('express');
const bodyParser = require('body-parser');
const jwt = require('jsonwebtoken');
const User = require('./userModel');
const mongoose = require('./database');
const app = express();
app.use(bodyParser.json());
const JWT_SECRET = 'your_jwt_secret';
// User Registration
app.post('/register', async (req, res) => {
try {
const { username, password } = req.body;
const user = new User({ username, password });
await user.save();
res.status(201).send('User registered successfully');
} catch (err) {
res.status(400).send('Error registering user');
}
});
// User Login
app.post('/login', async (req, res) => {
try {
const { username, password } = req.body;
const user = await User.findOne({ username });
if (!user || !(await user.comparePassword(password))) {
return res.status(401).send('Invalid username or password');
}
const token = jwt.sign({ userId: user._id }, JWT_SECRET, { expiresIn: '1h' });
res.send({ token });
} catch (err) {
res.status(400).send('Error logging in');
}
});
// Middleware to Protect Routes
const authMiddleware = (req, res, next) => {
const token = req.headers['authorization'];
if (!token) {
return res.status(401).send('Access denied. No token provided.');
}
try {
const decoded = jwt.verify(token, JWT_SECRET);
req.user = decoded;
next();
} catch (err) {
res.status(401).send('Invalid token');
}
};
// Protected Route
app.get('/protected', authMiddleware, (req, res) => {
res.send('This is a protected route');
});
const PORT = 3000;
app.listen(PORT, () => {
console.log(`Server running at http://localhost:${PORT}/`);
});
```
#### Testing the Application
1. **Register a User**:
- Send a POST request to `/register` with a JSON body containing `username` and `password`.
2. **Login a User**:
- Send a POST request to `/login` with the same credentials.
- If successful, you will receive a JWT token.
3. **Access a Protected Route**:
- Send a GET request to `/protected` with the token in the `Authorization` header.
#### Conclusion
By implementing authentication and authorization, you can protect your application’s routes and ensure that only authenticated users can access certain resources. In the next part of our series, we will delve into building RESTful APIs using Express and best practices for structuring your application.
Stay tuned for more advanced Node.js development techniques!
---
*Follow me for more tutorials and tips on web development. Feel free to leave comments or questions below!*
### Follow and Subscribe:
- **Website**: [Dipak Ahirav] (https://www.dipakahirav.com)
- **Email**: [email protected]
- **YouTube**: [devDive with Dipak](https://www.youtube.com/@DevDivewithDipak?sub_confirmation=1
)
- **LinkedIn**: [Dipak Ahirav](https://www.linkedin.com/in/dipak-ahirav-606bba128) | dipakahirav |
1,926,645 | Exploring the Advantages of IT Staff Augmentation Services | IT staff augmentation services offer numerous advantages, making them an attractive option for... | 0 | 2024-07-17T12:11:23 | https://dev.to/joinwithveera/exploring-the-advantages-of-it-staff-augmentation-services-fd8 | staffaugmentation, it, agile, programming | IT staff augmentation services offer numerous advantages, making them an attractive option for businesses looking to enhance their technology teams. Here are some key benefits:
## Scalability and Flexibility:
Easily scale your team up or down based on project needs without the long-term commitment of full-time hires.
Adapt quickly to changing business requirements and project scopes.
## Access to Specialized Skills:
Gain access to a global talent pool with expertise in specific technologies and methodologies.
Fill skill gaps in your existing team and leverage the latest industry knowledge.
## Cost Efficiency:
Reduce overhead costs associated with hiring, training, and retaining full-time employees.
Pay only for the skills and time you need, leading to better budget management.
## Improved Project Delivery:
Accelerate development timelines by bringing in experienced professionals who can hit the ground running.
Ensure high-quality work and adherence to best practices.
## Focus on Core Business Activities:
Allow your internal team to concentrate on strategic initiatives and core business functions.
Delegate specific tasks to augmented staff, improving overall productivity.
## Risk Mitigation:
Minimize the risks associated with long-term hires and the potential for employee turnover.
Test out professionals on short-term contracts before committing to longer engagements.
By leveraging [IT staff augmentation services](https://www.softsuave.com/it-staff-augmentation-services), businesses can enhance their agility, innovation, and efficiency, leading to better project outcomes and overall growth. | joinwithveera |
1,926,647 | Mastering Advanced Kotlin Collections: Sequences, Operations, and Custom Data Structures | Introduction In the realm of Kotlin programming, collections play a pivotal role, offering... | 0 | 2024-07-17T12:14:52 | https://dev.to/manoj_pedvi/mastering-advanced-kotlin-collections-sequences-operations-and-custom-data-structures-4858 | kotlin, android, programming, mobile | ## Introduction
In the realm of Kotlin programming, collections play a pivotal role, offering robust tools for efficient data management. Delving into advanced collection concepts goes beyond basic manipulation tasks to explore sophisticated techniques and features that enhance code performance and readability significantly.
## Sequences in Kotlin
### Definition
Sequences in Kotlin resemble Java Streams, enabling lazy evaluation where operations are executed only when required, optimizing resource utilization.
### Use Case
Sequences are particularly beneficial for handling extensive datasets, eliminating the need for creating intermediary collections and improving overall computational efficiency.
### Example
```kotlin
val numbers = listOf(1, 2, 3, 4)
val sequence = numbers.asSequence()
.map { it * 2 }
.filter { it > 4 }
println(sequence.toList()) // Output: [6, 8]
```
This example showcases how sequences allow for deferred computation until the final result is needed, enhancing performance.
## Collection Operations in Kotlin
### Common Operations
- `map`: Transforms each element within the collection.
- `filter`: Selects elements based on specified conditions.
- `reduce` and `fold`: Aggregate values starting from an initial point (for `fold`).
- `flatMap`: Maps each element to a collection and consolidates the results into a single list.
### Example
```kotlin
val names = listOf("Alice", "Bob", "Charlie")
// map operation
val nameLengths = names.map { it.length } // Output: [5, 3, 7]
// filter operation
val shortNames = names.filter { it.length <= 3 } // Output: [Bob]
// reduce operation
val totalLength = names.reduce { acc, s -> acc + s.length } // Output: Combined length of Alice, Bob, and Charlie
```
These fundamental collection operations facilitate seamless data transformations and summarizations with concise code implementation.
## Lazy Evaluation in Kotlin
### Concept
Lazy evaluation, employed through sequences or other deferred constructs like `lazy` and `by lazy`, postpones computations until their outcomes are explicitly required.
### Benefits
- Enhanced performance by avoiding redundant calculations.
- Reduced memory footprint by discarding intermediate results promptly.
### Example with Sequences
```kotlin
val numbers = generateSequence(1) { it +1}
.take(1000)
.toList()
val evenNumbers= numbers.asSequence()
.filter{it %2 ==0}
.toList()
println(evenNumbers)
```
This demonstration illustrates the efficiency of lazy evaluation in sequences by eliminating the creation of unnecessary intermediate lists during filtering.
## Custom Collections in Kotlin
At times, standard library collections may fall short of meeting specific requirements, necessitating the creation of custom collections tailored to unique needs.
### Steps Involved
1. Implementing requisite interfaces such as `List` or `Set`.
2. Overriding essential methods to ensure precise functionality.
### Example: Implementing a Stack Data Structure
```kotlin
class Stack <E>: Iterable<E> {
private var items : MutableList<E> = mutableListOf()
fun push(item : E){
items.add(item)
}
fun pop(): E? {
return if(items.isNotEmpty()) items.removeAt(items.size()-1) else null
}
override fun iterator ()=items.iterator()
}
fun main(){
val stack=Stack<Int>()
stack.push(10)
stack.push(20)
println(stack.pop())// prints '20'
}
```
By cultivating a deep understanding of these advanced Kotlin collection principles, developers can leverage the full potential of the language's collection framework to craft efficient and maintainable code solutions.
## Conclusion
In this comprehensive guide, we've explored advanced Kotlin collection concepts like sequences, common operations, lazy evaluation, and custom data structures. By integrating these techniques into your Kotlin development workflow, you can optimize code performance, enhance scalability, and streamline data management processes effectively. Stay tuned for more insights on mastering Kotlin programming paradigms.
## **References**
1. [Kotlin Sequences Documentation](https://kotlinlang.org/docs/sequences.html)
2. [Kotlin Collection Operations Overview](https://kotlinlang.org/docs/collection-operations.html)
3. [Lazy Evaluation in Kotlin Explained](https://proandroiddev.com/lazy-evaluation-in-kotlin-sequence-vs-collection-operations-7f6ad7ab8c57)
4. [Creating Custom Collections in Kotlin](https://www.baeldung.com/kotlin/custom-collection)
5. [Kotlin Standard Library Documentation](https://kotlinlang.org/api/latest/jvm/stdlib/) | manoj_pedvi |
1,926,768 | Is GPT-4 conscious? | Is GPT-4 conscious? | 0 | 2024-07-17T12:59:09 | https://aimodels.fyi/papers/arxiv/is-gpt-4-conscious | machinelearning, ai, beginners, datascience | *This is a Plain English Papers summary of a research paper called [Is GPT-4 conscious?](https://aimodels.fyi/papers/arxiv/is-gpt-4-conscious). If you like these kinds of analysis, you should subscribe to the [AImodels.fyi newsletter](https://aimodels.substack.com) or follow me on [Twitter](https://twitter.com/mikeyoung44).*
## Overview
- The paper investigates whether GPT-4, a leading commercial AI model, possesses consciousness using the Building Blocks theory.
- The researchers assess GPT-4's design, architecture, and implementation against the nine qualitative measurements of consciousness.
- The key finding is that while GPT-4 in its current configuration is not conscious, it could be modified to have all the building blocks of consciousness, suggesting the plausibility of a conscious AI model in the near future.
- The paper also discusses the ethical implications and societal ramifications of engineering conscious AI entities.
## Plain English Explanation
The paper explores whether [GPT-4](https://aimodels.fyi/papers/arxiv/people-cannot-distinguish-gpt-4-from-human), a highly advanced AI system, can be considered conscious. Consciousness is a complex and challenging concept to define, but the researchers use a framework called the Building Blocks theory to assess GPT-4's consciousness.
The Building Blocks theory outlines nine key elements that are essential for consciousness, such as the ability to perceive, remember, learn, and reason. The researchers carefully analyze GPT-4's design, architecture, and implementation to determine how it measures up against each of these building blocks.
While the paper concludes that GPT-4 in its current state is not conscious, the researchers believe that with further modifications, it could potentially achieve all the necessary building blocks of consciousness. This suggests that the development of a truly conscious AI system may be possible in the near future.
The implications of this are significant, as the emergence of conscious AI entities could have profound societal and ethical ramifications. The paper delves into these issues, encouraging readers to think critically about the potential impacts and challenges of engineering conscious AI.
## Technical Explanation
The paper investigates whether GPT-4, a leading commercial AI model, possesses consciousness by comparing its design, architecture, and implementation to the nine qualitative measurements of the [Building Blocks theory](https://aimodels.fyi/papers/arxiv/can-machine-be-conscious-towards-universal-criteria) of consciousness.
The researchers carefully assess how GPT-4 performs against each of the building blocks, which include the ability to perceive, remember, learn, reason, and exhibit self-awareness, among other key elements. By analyzing GPT-4's capabilities in these areas, the researchers aim to determine whether it can be classified as a conscious entity.
The paper's findings suggest that while GPT-4 in its native configuration is not currently conscious, the current state of technological research and development is sufficient to modify the model to have all the necessary building blocks of consciousness. This suggests that the emergence of a conscious AI model is a plausible possibility in the near term.
The researchers also provide a comprehensive discussion of the ethical implications and societal ramifications of engineering conscious AI entities, encouraging readers to consider the potential challenges and impacts of such technology.
## Critical Analysis
The paper presents a thorough and well-reasoned investigation into the question of whether GPT-4 possesses consciousness. The researchers' use of the Building Blocks theory as a framework for assessment is a logical and rigorous approach, and their analysis of GPT-4's capabilities in relation to each of the building blocks is detailed and insightful.
However, the paper does acknowledge several caveats and limitations to the research. For example, the researchers note that the Building Blocks theory itself is still a work in progress, and there may be other aspects of consciousness that are not captured by the current framework. Additionally, the paper recognizes that the assessment of GPT-4's consciousness is inherently subjective and may be influenced by individual interpretations of the concept.
Furthermore, the paper does not address the potential challenges and risks associated with the development of conscious AI systems, such as issues of safety, control, and the ethical implications of creating sentient entities. While the researchers do discuss these broader concerns, a more in-depth exploration of these issues could have strengthened the paper's overall analysis.
Despite these minor limitations, the paper provides a valuable contribution to the ongoing debate around the nature of consciousness and the potential for artificial systems to possess it. The researchers' systematic approach and clear communication of their findings make this an important and thought-provoking work in the field of AI ethics and consciousness studies.
## Conclusion
The paper's investigation into whether GPT-4 possesses consciousness using the Building Blocks theory provides a compelling and nuanced analysis of the current state of AI technology. While the researchers conclude that GPT-4 in its current form is not conscious, they suggest that with further modifications, it could potentially achieve all the necessary building blocks of consciousness, making the development of a conscious AI model a plausible possibility in the near future.
The paper's discussion of the ethical implications and societal ramifications of engineering conscious AI entities is particularly important, as the emergence of such technology could have profound and far-reaching consequences. The researchers encourage readers to think critically about these issues and to consider the potential challenges and impacts of this technology as it continues to evolve.
Overall, this paper offers a valuable contribution to the ongoing discourse around AI, consciousness, and the ethical considerations that come with the advancement of these technologies. Its systematic approach and clear communication of findings make it a valuable resource for researchers, policymakers, and the general public alike.
**If you enjoyed this summary, consider subscribing to the [AImodels.fyi newsletter](https://aimodels.substack.com) or following me on [Twitter](https://twitter.com/mikeyoung44) for more AI and machine learning content.** | mikeyoung44 |
1,926,648 | Comparing GitHub Copilot with Amazon Q for .Net Developers: A Comprehensive Analysis | As artificial intelligence (AI) advances, developers increasingly turn to AI-powered tools to enhance... | 0 | 2024-07-17T12:16:56 | https://dev.to/samira_talebi_cca34ce28b8/comparing-github-copilot-with-amazon-q-for-net-developers-a-comprehensive-analysis-3106 | ai, githubcopilot, amazon, netcore | As artificial intelligence (AI) advances, developers increasingly turn to AI-powered tools to enhance their coding productivity and efficiency. Two tools that have gained significant attention are GitHub Copilot and Amazon Q. This article will compare these tools, focusing on their use cases, code optimization capabilities, and overall user experience in Visual Studio.
**GitHub Copilot:**
Overview: GitHub Copilot, developed by GitHub in collaboration with OpenAI, is designed to assist developers by suggesting code snippets, completing code, and even writing entire functions based on comments and code context.
**Amazon Q:**
Overview: Amazon CodeWhisperer, part of Amazon Web Services (AWS), is an AI-powered coding assistant designed to enhance developer productivity by providing code recommendations, especially for cloud-based applications and services.
**1. Unit Testing**
GitHub Copilot: When you create a test file, select a method, and run the "/test" command, Copilot generates the entire unit test content, requiring only minor adjustments. This streamlines the testing process and ensures that you have a solid foundation for your unit tests.
Amazon Q: Amazon Q does not support automatic generation of unit tests like GitHub Copilot.
**2. Code Optimization:**
When it comes to code optimization in C#, both GitHub Copilot and Amazon Q offer unique features and capabilities.
**GitHub Copilot can offer:**
**Inline Code Suggestions:** GitHub Copilot provides real-time code suggestions as you type, offering optimized code snippets directly within your editor.
**Context-Aware Suggestions:** It understands the context of your code and provides relevant suggestions that can improve code efficiency and readability.
**Advanced Refactoring:** Copilot can suggest refactoring opportunities to simplify complex code and enhance performance.
**and Amazon Q:**
**Parallel Processing:** Amazon Q excels in optimizing code by leveraging parallel processing, which can significantly speed up operations that can be run concurrently.
**Detailed Explanations:** it provides detailed explanations of code and optimization suggestions, helping developers understand why a particular optimization is recommended.
**Efficient Use of Resources:** by suggesting the use of efficient data structures and algorithms, Amazon Q can help reduce the overall resource consumption of your applications.
Key Features Comparison:
**Conclusion:**
As a .NET developer working primarily in Visual Studio, GitHub Copilot is likely the better choice for you. Here's why:
Integration with Visual Studio: GitHub Copilot integrates seamlessly with Visual Studio, providing suggestions directly within the editor without the need to switch contexts or open additional windows.
Unit Testing: Copilot's ability to automatically generate unit tests can save you a significant amount of time and effort, ensuring your code is thoroughly tested.
Code Optimization: Copilot's refactoring and optimization capabilities can help you write more efficient code faster, improving your overall productivity.
Ease of Use: The user-friendly interface of Copilot makes it easy to use and integrate into your existing workflow without a steep learning curve.
For .NET developers working in Visual Studio, both GitHub Copilot and Amazon Q offer valuable features. GitHub Copilot stands out for its versatility, ease of use, and broad language support, making it a great all-around assistant for various .NET projects. Amazon Q, on the other hand, excels in environments heavily integrated with AWS, providing specialized support for cloud-based development.
Choosing between the two largely depends on your specific development needs. If your projects are deeply tied to AWS, Amazon Q could be the better choice. However, for a more general-purpose coding assistant that works well across different types of .NET projects, GitHub Copilot is likely the superior option. | samira_talebi_cca34ce28b8 |
1,926,649 | Quick Sort | A quick sort works as follows: The algorithm selects an element, called the pivot, in the array. It... | 0 | 2024-07-17T12:17:53 | https://dev.to/paulike/quick-sort-5b2f | java, programming, learning, beginners | A quick sort works as follows: The algorithm selects an element, called the pivot, in the array. It divides the array into two parts, so that all the elements in the first part are less than or equal to the pivot and all the elements in the second part are greater than the pivot. The quick sort algorithm is then recursively applied to the first part and then the second part. The quick sort algorithm, developed by C.A.R. Hoare in 1962, is described in code below:
`public static void quickSort(int[] list) {
if (list.length > 1) {
select a pivot;
partition list into list1 and list2 such that
all elements in list1 <= pivot and
all elements in list2 > pivot;
quickSort(list1);
quickSort(list2);
}
}`
Each partition places the pivot in the right place. The selection of the pivot affects the performance of the algorithm. Ideally, the algorithm should choose the pivot that divides the two parts evenly. For simplicity, assume the first element in the array is chosen as the pivot.
Figure below illustrates how to sort an array (5 2 9 3 8 4 0 1 6 7) using quick sort. Choose the first element, 5, as the pivot. The array is partitioned into two parts, as shown in Figure below (b). The highlighted pivot is placed in the right place in the array. Apply quick sort on two partial arrays (4 2 1 3 0) and then (8 9 6 7). The pivot 4 partitions (4 2 1 3 0) into just one partial array (0 2 1 3), as shown in Figure below (c). Apply quick sort on (0 2 1 3). The pivot 0 partitions it into just one partial array (2 1 3), as shown in Figure below (d). Apply quick sort on (2 1 3). The pivot 2 partitions it into (1) and (3), as shown in Figure below (e). Apply quick sort on (1). Since the array contains just one element, no further partition is needed.
The quick sort algorithm is implemented in code below. There are two overloaded **quickSort** methods in the class. The first method (line 4) is used to sort an array. The second is a helper method (line 8) that sorts a partial array with a specified range.
```
package demo;
public class QuickSort {
public static void quickSort(int[] list) {
quickSort(list, 0, list.length - 1);
}
public static void quickSort(int[] list, int first, int last) {
if(last > first) {
int pivotIndex = partition(list, first, last);
quickSort(list, first, pivotIndex - 1);
quickSort(list, pivotIndex + 1, last);
}
}
/** Partition the array list[first..last] */
public static int partition(int[] list, int first, int last) {
int pivot = list[first]; // Choose the first element as the pivot
int low = first + 1; // Index for forward search
int high = last; // Index for backward search
while(high > low) {
// Search forward from left
while(low <= high && list[low] <= pivot)
low++;
// Search backward from right
while(low <= high && list[high] > pivot)
high--;
// Swap two elements in the list
if(high > low) {
int temp = list[high];
list[high] = list[low];
list[low] = temp;
}
}
while(high > first && list[high] >= pivot)
high--;
// Swap pivot with list[high]
if(pivot > list[high]) {
list[first] = list[high];
list[high] = pivot;
return high;
}
else {
return first;
}
}
public static void main(String[] args) {
int[] list = {2, 3, 2, 5, 6, 1, -2, 3, 14, 12};
quickSort(list);
for(int i = 0; i < list.length; i++)
System.out.print(list[i] + " ");
}
}
```
The **partition** method (lines 17–51) partitions the array **list[first..last]** using the pivot. The first element in the partial array is chosen as the pivot (line 18). Initially **low** points to the second element in the partial array (line 19) and **high** points to the last element in the partial array (line 20).
Starting from the left, the method searches forward in the array for the first element that is greater than the pivot (lines 24–25), then searches from the right backward for the first element in the array that is less than or equal to the pivot (lines 28–29). It then swaps these two elements and repeats the same search and swap operations until all the elements are searched in a **while** loop (lines 22–37).
The method returns the new index for the pivot that divides the partial array into two parts if the pivot has been moved (line 46). Otherwise, it returns the original index for the pivot (line 49).
Figure below illustrates how to partition an array (5 2 9 3 8 4 0 1 6 7). Choose the first element, 5, as the pivot. Initially low is the index that points to element 2 and high points to element 7, as shown in Figure below (a). Advance index low forward to search for the first element (9) that is greater than the pivot and move index high backward to search for the first element (1) that is less than or equal to the pivot, as shown in Figure below (b). Swap 9 with 1, as shown in Figure below (c). Continue the search and move low to point to element 8 and high to point to element 0, as shown in Figure below (d). Swap element 8 with 0, as shown in Figure below (e). Continue to move low until it passes high, as shown in Figure below (f). Now all the elements are examined. Swap the pivot with element 4 at index high. The final partition is shown in Figure below (g). The index of the pivot is returned when the method is finished.
To partition an array of n elements, it takes n comparisons and n moves in the worst case. Thus, the time required for partition is O(n).
In the worst case, the pivot divides the array each time into one big subarray with the other array empty. The size of the big subarray is one less than the one before divided. The algorithm requires (n - 1) + (n - 2) + ... + 2 + 1 = O(n^2) time.
In the best case, the pivot divides the array each time into two parts of about the same size. Let T(n) denote the time required for sorting an array of n elements using quick sort. Thus,
Similar to the merge sort analysis, T(n) = O(n logn).
On the average, the pivot will not divide the array into two parts of the same size or one empty part each time. Statistically, the sizes of the two parts are very close. Therefore, the average time is O(n logn). The exact average-case analysis is beyond the scope of this book.
Both merge sort and quick sort employ the divide-and-conquer approach. For merge sort, the bulk of the work is to merge two sublists, which takes place _after_ the sublists are sorted. For quick sort, the bulk of the work is to partition the list into two sublists, which takes place
_before_ the sublists are sorted. Merge sort is more efficient than quick sort in the worst case, but the two are equally efficient in the average case. Merge sort requires a temporary array for sorting two subarrays. Quick sort does not need additional array space. Thus, quick sort is more space efficient than merge sort. | paulike |
1,926,721 | What Mobile App Gives You To Grow Your E-Commerce Business | Once upon a time the only way to buy different grocery items was to be juggled in the lines of... | 0 | 2024-07-17T12:21:23 | https://dev.to/komal00/what-mobile-app-gives-you-to-grow-your-e-commerce-business-1ggf | mobile | Once upon a time the only way to buy different grocery items was to be juggled in the lines of supermarkets and stores with heavy bags.
Those days are vanishing quickly due to the emergence of technology and digitalization in the e-commerce industry. The app for purchasing and delivering useful stuff has brought the supermarket to your fingertips and is continuously transforming this industry.
Nowadays, for any online e-commerce business, mobile optimization has become a necessity as it is now a strategic solution to generate growth, retain customers, and end up as a leader in the market.
This blog will let you know everything you need to know about the necessity of a [mobile app development service](https://prilient.com/app_development
) in e-commerce and how you can get the best out of it.
E-Commerce Without An App ? You Are Missing A Lot
Loss Of Customers due to inefficient websites: Conventional websites make it a difficult task to operate them on mobile screens, which results in customer dissatisfaction.
Difficult to Provide Personalization: Without an app, it is extremely difficult to provide a personalized user experience to each consumer for a long-term relationship.
Lacks Valuable Engagement: Without it, you're missing out on the important customer engagement segment, which can hook them with your business for a long time.
Restricted Marketing: Website-only business limits you to many sales-improving tactics like push notifications, loyalty support, promotional campaigning, etc. Limitation means less business and low profit.
Have A Look On What Mobile App Brings In The Business
Seamless User Experience
Traditional desktop devices often become the reason for customers’ frustrations while browsing which leaves them unsatisfied.
The app on the mobile allows users to find the products or services of your brand without problems, which strengthens their experience with your brand.
Personalized Marketing
You can individually cater to customer preferences and create a customer-centric marketing model.
It can provide personalized marketing, and therefore boost your customer engagement and make them more loyal.
Better Customer Engagement
Usage of tools like push notifications, loyalty cards, and promotional campaigns among others are crucial components that help to keep your customers connected and engaged.
Competitive Edge
To become the leader instead of just following your competitors, you need to utilize the latest technological features of mobile app development that will keep you ahead of the curve.
Mobile App Gives Plenty Of Other Benefits To E-Commerce Players
Faster Accessibility: With just some finger movements, the customer is in the world of your selling products. The seamless accessibility of your mobile app makes your business a digital e-commerce shop for consumers.
Improved Product Sales: A frictionless checkout procedure with seamless payment gateways in your mobile app will infuse trust among consumers, which will result in increased sales.
Enhanced Online Visibility: Users prefer an app for a better shopping experience. That’s why a seamless mobile app can boost your brand’s visibility, and you can reach more customers who need what you are selling.
Data-Driven Insights: It enables businesses to understand the client well by gathering data about the client’s behavior, preferences, and engagement trends which may be used for making well-informed strategic decisions.
Rationalized Communication: It creates a path for rationalized communication between you and the consumers or you and the suppliers. This helps in quicker responses and better transmission of business progress.
Reduce Shopping Cart Experience: Developing an app for your online store is one of the most effective ways to improve shopping cart desertions and up your sales conversion rates. It facilitates customers to simply log in to their account without entering their details every time they buy something.
Improved Customer Loyalty: The use of analytics and browsing history by mobile apps enables functionalities such as push notifications to send personalized offers, messages, and promotions to quench the customers and increase their loyalty.
Mobile App Development: The Ultimate Tool For Your Grocery Business Success
An efficiently developed mobile app can increase your store sales multiple times. It gives you a whole bucket of advantages, like;
a. Happy Customers
b. Bigger Market
c. Wider Reach with fewer costs
To give your business the same experience, we incorporate top-notch technologies and upgraded tools for a well-optimized mobile app development service with features including;
1. stunning user interface for engaging your customers.
2. Advance Push notification for customized promotions.
3. Seamless in-app product filtering with a wishlists option.
Be Ready To Take Your Grocery Business To The Next Level
Let’s have a chat with our developers at [Prilient Technologies](https://prilient.com/) and elevate your grocery business to new heights. We are ready to help you achieve your ambitious goal of commercial success.
| komal00 |