DEV Community

JavaScript

Once relegated to the browser as one of the 3 core technologies of the web, JavaScript can now be found almost anywhere you find code. JavaScript developers move fast and push software development forward; they can be as opinionated as the frameworks they use, so let's keep it clean here and make it a place to learn from each other!

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
No more Try/Catch: a better way to handle errors in TypeScript
noah-00 profile
Noah

No more Try/Catch: a better way to handle errors in TypeScript

#javascript #typescript #webdev #programming
288
Comments 41
2 min read
Build a TODO Application With React and Vite.
lawaniej profile

Build a TODO Application With React and Vite.

#react #webdev #javascript #programming
3
Comments
3 min read
Mastering Closures in JavaScript: A Complete Guide with Examples
dostmd96 profile

Mastering Closures in JavaScript: A Complete Guide with Examples

#javascript #fullstack #webdev #programming
2
Comments 3
4 min read
📘 TypeScript with ReactJS All in One ⚛️
truongpx396 profile

📘 TypeScript with ReactJS All in One ⚛️

#webdev #javascript #react #tutorial
7
Comments
5 min read
Web canvas with generative neural networks with elements of visual programming.
whiskeygerman profile

Web canvas with generative neural networks with elements of visual programming.

#ai #python #javascript
1
Comments
2 min read
Next.js Interview Mastery: Essential Questions 11-20 (Part 2)
probir-sarkar profile

Next.js Interview Mastery: Essential Questions 11-20 (Part 2)

#webdev #javascript #beginners #nextjs
1
Comments
7 min read
React Basics~styling component/ css_ in _ js
kkr0423 profile

React Basics~styling component/ css_ in _ js

#webdev #javascript #react #frontend
Comments
2 min read
Countdown Timer svg
babar_ali profile

Countdown Timer svg

#codepen #webdev #javascript #beginners
Comments
1 min read
Zigzag Animation
babar_ali profile

Zigzag Animation

#codepen #webdev #javascript #beginners
Comments
1 min read
Bulletproof Web Component APIs
stuffbreaker profile

Bulletproof Web Component APIs

#css #webcomponents #html #javascript
4
Comments
4 min read
SVG Shape Explorer
babar_ali profile

SVG Shape Explorer

#codepen #webdev #javascript #beginners
Comments
1 min read
Evaluating JavaScript code in the browser
tsudhishnair profile

Evaluating JavaScript code in the browser

#webdev #javascript #programming
Comments
1 min read
A comparison of metadata configurations between Lobechat and Shadcn/ui
thinkthroo profile

A comparison of metadata configurations between Lobechat and Shadcn/ui

#javascript #lobechat #shadcn #opensource
1
Comments
4 min read
How to Perform Actions After an Image Loads in React: Using the onLoad Event or the complete Property
jenchen profile

How to Perform Actions After an Image Loads in React: Using the onLoad Event or the complete Property

#html #javascript #webdev #react
Comments
2 min read
Step-by-Step Guide to Using React Components as Props Like a Pro
chintanonweb profile

Step-by-Step Guide to Using React Components as Props Like a Pro

#react #javascript #webdev #programming
Comments
4 min read
Don't Rely on Default Attribute Values For Styling Web Components
stuffbreaker profile

Don't Rely on Default Attribute Values For Styling Web Components

#html #css #javascript #webcomponents
1
Comments
3 min read
Understanding the HTTP 500 Internal Server Error: Causes, Solutions, and Prevention
keploy profile

Understanding the HTTP 500 Internal Server Error: Causes, Solutions, and Prevention

#webdev #javascript #beginners #programming
Comments 1
5 min read
A Deep Dive into Open-Source Frontend Testing Frameworks
ohansfavour profile

A Deep Dive into Open-Source Frontend Testing Frameworks

#webdev #javascript #test #programming
2
Comments
5 min read
How to build a Cron Job using Node.js
frankdev20 profile

How to build a Cron Job using Node.js

#cronjob #scheduler #javascript #webdev
2
Comments
10 min read
ContribHub : The place to find OSS projects to contribute to
swve profile

ContribHub : The place to find OSS projects to contribute to

#showdev #javascript #hacktoberfest #opensource
Comments
1 min read
Gmail Generator
babar_ali profile

Gmail Generator

#codepen #webdev #javascript #beginners
Comments
1 min read
Understanding the HTTP 422 Unprocessable Entity Error: Causes, Solutions, and Prevention
keploy profile

Understanding the HTTP 422 Unprocessable Entity Error: Causes, Solutions, and Prevention

#webdev #javascript #beginners #programming
2
Comments
5 min read
Angular 19: linkedSignal & Resource API
denherrring profile

Angular 19: linkedSignal & Resource API

#webdev #javascript #angular
2
Comments
3 min read
Software Acceptance Testing: A Complete Guide
keploy profile
keploy

Software Acceptance Testing: A Complete Guide

#webdev #javascript #programming #beginners
Comments
5 min read
Simplifying Type Narrowing and Guards in TypeScript
abeertech01 profile

Simplifying Type Narrowing and Guards in TypeScript

#typescript #webdev #javascript #beginners
Comments
7 min read
AMB
babar_ali profile

AMB

#codepen #webdev #javascript #beginners
Comments
1 min read
How to Make a Basic Platformer Game in GDevelop 5: Step-by-Step Tutorial for Beginners
amir_hassan_60 profile

How to Make a Basic Platformer Game in GDevelop 5: Step-by-Step Tutorial for Beginners

#javascript #gamedev #game #gdevelop
1
Comments
2 min read
Leetcode LinkedList Questions
mdiffshashank profile

Leetcode LinkedList Questions

#javascript #leetcode #linkedlist
Comments
2 min read
Your own Promise.all
matan3sh profile

Your own Promise.all

#javascript #interview
Comments
2 min read
Building a Modern Interactive Raffle Wheel with HTML, CSS, and JavaScript
gladiatorsbattle profile

Building a Modern Interactive Raffle Wheel with HTML, CSS, and JavaScript

#webdev #javascript #css #animation
6
Comments 8
12 min read
Creating Gladiator Rankings: A Comprehensive DevBlog
gladiatorsbattle profile

Creating Gladiator Rankings: A Comprehensive DevBlog

#webdev #javascript #react #firebase
Comments
6 min read
Hacktoberfest week 1
aamfahim profile

Hacktoberfest week 1

#hacktoberfest #github #opensource #javascript
Comments
1 min read
Refactoring code and Git history!
aamfahim profile

Refactoring code and Git history!

#cli #opensource #javascript #git
Comments
2 min read
How to Insert Barcodes into a PDF Document with HTML5 and JavaScript
yushulx profile

How to Insert Barcodes into a PDF Document with HTML5 and JavaScript

#webdev #javascript #pdf #barcode
Comments
7 min read
Why you should learn TypeScript and ditch JavaScript? TypeScript vs JavaScript
sirajalam049 profile

Why you should learn TypeScript and ditch JavaScript? TypeScript vs JavaScript

#javascript #webdev #typescript #programming
4
Comments
9 min read
I Built AlternateOSS, A Directory of Free, Open-source Alternatives to Popular Software 🚀🔥
syakirurahman profile
Syakir

I Built AlternateOSS, A Directory of Free, Open-source Alternatives to Popular Software 🚀🔥

#webdev #javascript #opensource #astro
84
Comments 24
3 min read
Explorando Promises: .all vs .allSettled / .race vs .any
sucodelarangela profile

Explorando Promises: .all vs .allSettled / .race vs .any

#braziliandevs #javascript #programming #webdev
6
Comments
4 min read
Episode 10: The Great Pre-Render Mission – Arin’s Quest for Custom SSR and SSG Mastery
vigneshiyergithub profile

Episode 10: The Great Pre-Render Mission – Arin’s Quest for Custom SSR and SSG Mastery

#webdev #javascript #tutorial #react
6
Comments 1
4 min read
User Authentication with Auth.js in Next.js App Router
jamescroissant profile

User Authentication with Auth.js in Next.js App Router

#authjs #javascript #webdev #beginners
14
Comments 4
12 min read
What is WebRTC and How Does It Work?
chaitanya_kulthe_178bdb74 profile

What is WebRTC and How Does It Work?

#webrtc #websocket #javascript #programming
Comments
3 min read
Arrow Functions => What's wrong with the regular ones?
klaftech profile

Arrow Functions => What's wrong with the regular ones?

#javascript #tutorial #webdev
2
Comments
3 min read
How to Test Cron Jobs: A Complete Guide
keploy profile
keploy

How to Test Cron Jobs: A Complete Guide

#javascript #beginners #programming #tutorial
Comments
5 min read
Web UX: Show meaningful errors to the users
a0m0rajab profile

Web UX: Show meaningful errors to the users

#webdev #javascript #ux #programming
Comments
2 min read
🔗 useCallback: Keeping Your Functions in Check, Literally 🧑‍💻
_akashkmt_ profile

🔗 useCallback: Keeping Your Functions in Check, Literally 🧑‍💻

#webdev #performance #react #javascript
1
Comments 1
3 min read
How Tailwind CSS detects circular dependancy.
thinkthroo profile

How Tailwind CSS detects circular dependancy.

#javascript #typescript #tailwindcss #opensource
Comments
3 min read
Say Goodbye to Unnecessary Re-Renders with React Memo: Step-by-Step Tutorial
chintanonweb profile

Say Goodbye to Unnecessary Re-Renders with React Memo: Step-by-Step Tutorial

#javascript #react #webdev #programming
2
Comments
4 min read
Async Tricks in JavaScript for Smoother Code
niko-gus profile

Async Tricks in JavaScript for Smoother Code

#javascript #webdev #beginners
6
Comments 1
4 min read
How to Register Custom Directives in Nuxt 3
oneminch profile

How to Register Custom Directives in Nuxt 3

#nuxt #vue #webdev #javascript
3
Comments 2
2 min read
React + AWS Cognito: Email Authentication Setup Guide (Second Part)
garciadiazjaime profile

React + AWS Cognito: Email Authentication Setup Guide (Second Part)

#webdev #javascript #react #aws
4
Comments
3 min read
Offload - A unified javascript SDK that enables in-browser AI
miguelaeh profile

Offload - A unified javascript SDK that enables in-browser AI

#news #javascript #machinelearning #nextjs
5
Comments 4
3 min read
Realtime meets AI: How we used gaming to showcase our new library, now open source!
vtnorton profile

Realtime meets AI: How we used gaming to showcase our new library, now open source!

#opensource #openai #javascript #react
15
Comments
6 min read
Understanding and Using Quotes in JavaScript
ziizium profile

Understanding and Using Quotes in JavaScript

#javascript
Comments
3 min read
How to Make JavaScript Error Handling More Readable with ESLint Rules
paharihacker profile

How to Make JavaScript Error Handling More Readable with ESLint Rules

#javascript #frontend #webdev #performance
Comments
3 min read
Looking for Fellow Beginners & Interns to Practice and Collaborate on JavaScript Projects
zunair_js profile

Looking for Fellow Beginners & Interns to Practice and Collaborate on JavaScript Projects

#javascript #html #css #frontend
Comments
1 min read
JUnit vs TestNG: A Comprehensive Comparison
keploy profile
keploy

JUnit vs TestNG: A Comprehensive Comparison

#javascript #beginners #programming #tutorial
Comments
5 min read
Seeking Support to Continue My Tech Journey
highbee007 profile

Seeking Support to Continue My Tech Journey

#help #webdev #javascript #beginners
Comments
2 min read
Type guards, type predicates, assertion signatures, and branded types in TS
kasir-barati profile

Type guards, type predicates, assertion signatures, and branded types in TS

#typescript #javascript #cleancode
3
Comments 1
3 min read
Do You Really Need "useState" for Everything? Exploring Alternatives
ishanbagchi profile

Do You Really Need "useState" for Everything? Exploring Alternatives

#webdev #javascript #react #node
2
Comments
3 min read
Working with WebSocket and Real-Time Communication in Node.js
imsushant12 profile

Working with WebSocket and Real-Time Communication in Node.js

#webdev #javascript #beginners #node
3
Comments
3 min read
End-to-End Testing vs. Integration Testing: Key Differences Explained
keploy profile

End-to-End Testing vs. Integration Testing: Key Differences Explained

#javascript #webdev #ai #devops
4
Comments 1
2 min read
loading...