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React

Official tag for Facebook's React JavaScript library for building user interfaces

about #react

React is a declarative, component-based library, you can learn once, and write anywhere

Editor Guide

Check out this Editor Guide
or this post to learn how to add code syntax highlights, embed CodeSandbox/Codepen, etc

Official Documentations & Source

Improving Your Chances for a Reply

by putting a minimal example to either JSFiddle, Code Sandbox, or StackBlitz. Describe what you want it to do, and things you've tried. Don't just post big blocks of code!

Where else to ask questions

StackOverflow tagged with [reactjs] Beginner's Thread / Easy Questions (Jan 2020) on r/reactjs subreddit.

Note: a new "Beginner's Thread" created as sticky post on the first day of each month

Learn in Public

Don't afraid to post an article or being wrong.
Learn in public.

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Cover image for Unlocking Literal Types in TypeScript with "as const"

Arka Chakraborty

Sep 15 '25

Unlocking Literal Types in TypeScript with "as const"

#webdev #javascript #react #typescript

1 min read

Andrii

Oct 5 '25

Webauthn authentication with React and Nest.js

#react #security #fullstack #javascript

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Dinesh G

Sep 1 '25

My Java Full Stack Journey Learning in JavaScript

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Dinesh G

Sep 2 '25

My Java Full Stack Journey Learning in JavaScript

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Dinesh G

Sep 2 '25

My Java Full Stack Journey Learning in JavaScript

#html #css #javascript #react

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Dinesh G

Sep 2 '25

My Java Full Stack Journey Learning in JavaScript

#html #css #javascript #react

2 min read

Dinesh G

Sep 1 '25

My Java Full Stack Journey Learning in JavaScript

#javascript #html #css #react

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support

Oct 4 '25

[Showcase] Just launched: Sound Level Meter — a professional online sound measurement tool built entirely in the browser 🔊

#showdev #react #javascript #nextjs

2 min read

Louis Liu

Oct 2 '25

Building a Custom Key Binding Recorder in React

#webdev #javascript #react #programming

3 min read

Cover image for ⚡ React Internals: Virtual DOM 🖼️ vs Fiber Node 🔗 for Performance Explained

Yogesh Bamanier

Sep 23 '25

⚡ React Internals: Virtual DOM 🖼️ vs Fiber Node 🔗 for Performance Explained

#react #virtualdom #fiber #ai

2 min read

Cover image for ⚡ React Internals: Virtual DOM 🖼️ vs Fiber Node 🔗 for Performance Explained

Yogesh Bamanier

Sep 23 '25

⚡ React Internals: Virtual DOM 🖼️ vs Fiber Node 🔗 for Performance Explained

#react #virtualdom #fiber #ai

2 min read

Cover image for 🔥 Stop Using useState for Everything in React — The Hidden Performance Trap No One Talks About!

Yevhen Kozachenko 🇺🇦

Oct 3 '25

🔥 Stop Using useState for Everything in React — The Hidden Performance Trap No One Talks About!

#react #performance #customhooks #webdev

3 min read

nyaomaru

Oct 3 '25

Technical Debt Grows from “Just for Now” — A Real-World Code Walkthrough

#frontend #react #programming #typescript

9 min read

Aug 31 '25

Building an AI-Powered Resume Builder with Kiro

#ai #fastapi #nextjs #react

1 min read

Cover image for This Week In React #252: React 19.2, Activity, useEffectEvent | Vega OS, Voltra, NativeScript | TC39, Temporal, Baseline

Sebastien Lorber

Oct 3 '25

This Week In React #252: React 19.2, Activity, useEffectEvent | Vega OS, Voltra, NativeScript | TC39, Temporal, Baseline

#react #reactnative

8 min read

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