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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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Nov 30 '25

Revolutionize Your React Apps with Redux Toolkit: A Comprehensive Guide

#javascript #tutorial #react #tooling

2 min read

Cover image for CVE-2025-55182: How React’s Biggest Vulnerability Happened — and What It Teaches Us About Modern Web Security

Dec 4 '25

CVE-2025-55182: How React’s Biggest Vulnerability Happened — and What It Teaches Us About Modern Web Security

#react #security #backend #webdev

3 min read

Cover image for React's Render Pipeline: A Deep Dive From JSX to the Screen

Ben

Dec 1 '25

React's Render Pipeline: A Deep Dive From JSX to the Screen

#webdev #react #javascript #architecture

8 min read

Cover image for How I Added Unlayer’s Drag-and-Drop Email Editor to Next.js in Under 15 Minutes

Etop - Essien Emmanuella Ubokabasi

Jan 3

How I Added Unlayer’s Drag-and-Drop Email Editor to Next.js in Under 15 Minutes

#nextjs #tutorial #webdev #react

4 min read

Cover image for 🪝Finally Started the Most Awaited Section: Custom Hooks, Refs & More State

Usama

Jan 2

🪝Finally Started the Most Awaited Section: Custom Hooks, Refs & More State

#react #javascript #webdev #learning

3 min read

Cover image for I Built a URLSearchParams-Compliant Search Param Serializer for TanStack Router

usapop

Jan 2

I Built a URLSearchParams-Compliant Search Param Serializer for TanStack Router

#react #typescript #zod #webdev

7 min read

Cover image for I Built an i18n Library That Works with Rails/Laravel and React/Vue

usapop

Jan 2

I Built an i18n Library That Works with Rails/Laravel and React/Vue

#i18n #react #vue #webdev

4 min read

Cover image for Starting Collecting Initial Inspiration for Portfolio

Jan 3

Starting Collecting Initial Inspiration for Portfolio

#showdev #webdev #newportfoliochallenge #react

1 min read

Cover image for Cómo usar el Profiler de React para medir renders de verdad (y dejar de adivinar)

Leonardo Trujillo

Nov 28 '25

Cómo usar el Profiler de React para medir renders de verdad (y dejar de adivinar)

#webdev #react #performance #learning

3 min read

Cover image for Today I Understood useEffect Cleanup & Race Conditions (Real Lessons from usePopcorn)

Usama

Dec 31 '25

Today I Understood useEffect Cleanup & Race Conditions (Real Lessons from usePopcorn)

#react #webdev #javascript #learning

2 min read

Cover image for Modern React template for 2026

Jan 1

Modern React template for 2026

#testing #typescript #tooling #react

3 min read

Javad

Jan 1

The Web Ecosystem Civil War

#discuss #webdev #javascript #react

5 min read

Cover image for Building a Full-Stack App Shouldn’t Feel Like Starting From Zero Every Time

Ivan Dalmet for BearStudio

Dec 2 '25

Building a Full-Stack App Shouldn’t Feel Like Starting From Zero Every Time

#webdev #react #typescript #opensource

3 min read

Cover image for Zustand: A Lightweight State Management Library (No Boilerplate Needed)

Salman Sadik Siddiquee

Nov 28 '25

Zustand: A Lightweight State Management Library (No Boilerplate Needed)

#zustand #react #frontend

3 min read

Jan 1

How to Merge Vitest Unit, Component, and E2E Test Coverage

#nextjs #vitest #react #playwright

8 min read

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