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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 What Is Tambo and Why It Matters — Tambo Series P1

Taha Majlesi Pour

Dec 24 '25

What Is Tambo and Why It Matters — Tambo Series P1

#tambo #react #ui #ai

3 min read

Cover image for Spotlight Your UI: Introducing Mantine Mask for Elegant Focus Effects

Giovambattista Fazioli

Dec 23 '25

Spotlight Your UI: Introducing Mantine Mask for Elegant Focus Effects

#webdev #programming #react #typescript

3 min read

Cover image for Master React State Like a Samurai — Past vs Present 🥋⚛️#hooks

Dec 22 '25

Master React State Like a Samurai — Past vs Present 🥋⚛️#hooks

#webdev #javascript #react #frontend

4 min read

Cover image for Next.js Caching Evolution: From v14 to v15 and the Cache Components Era

Dec 24 '25

Next.js Caching Evolution: From v14 to v15 and the Cache Components Era

#nextjs #react #typescript #frontend

6 min read

Cover image for Understanding React State Batching A Small but Powerful Concept

Usama

Dec 23 '25

Understanding React State Batching A Small but Powerful Concept

#javascript #beginners #react #performance

1 min read

Dec 23 '25

React Cheatsheet - Fastest way to become web developer in 2026

#react #webdev #reactjsdevelopment

3 min read

Cover image for useMemo y useCallback: cuándo sí sirven… y cuándo solo estorban

Leonardo Trujillo

Nov 21 '25

useMemo y useCallback: cuándo sí sirven… y cuándo solo estorban

#javascript #performance #react

3 min read

Cover image for Solving React Form Performance: Why Your Forms Are Slow and How to Fix Them

Dec 23 '25

Solving React Form Performance: Why Your Forms Are Slow and How to Fix Them

#react #webdev #performance #javascript

8 min read

Cover image for Mastering Iranian Data Validation in Zod: From Regex to Enterprise Metadata

Reza Kheradmandi

Dec 23 '25

Mastering Iranian Data Validation in Zod: From Regex to Enterprise Metadata

#typescript #react #opensource #javascript

2 min read

Cover image for I Stopped Using useEffect for Data Fetching in React

Ferry Ananda Febian

Dec 23 '25

I Stopped Using useEffect for Data Fetching in React

#javascript #react #webdev #programming

2 min read

QuickWebTools.app

Dec 23 '25

Why I built a 100% Client-Side Web Toolkit (and why your privacy matters)

#webdev #productivity #react #resources

2 min read

Dec 3 '25

Setting Up Vitest + React Testing Library

#react #testing #vitest #tdd

4 min read

Alex Bobes

Dec 23 '25

React Performance Optimization: 15 Best Practices for 2025

#programming #javascript #react

26 min read

Cover image for 🚀 New React Challenge: Phone Input Component

Duffman

Dec 2 '25

🚀 New React Challenge: Phone Input Component

#frontendchallenge #react #devchallenge #webdev

1 min read

Dec 23 '25

React Router v6: entender el flujo moderno de rutas

#javascript #react #tutorial #architecture

2 min read

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