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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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ackermannQ

May 22 '25

Structure your React code.

#webdev #programming #javascript #react

3 min read

Cover image for Understanding Stale Closure in React: A Common Pitfall and How to Avoid It

May 22 '25

Understanding Stale Closure in React: A Common Pitfall and How to Avoid It

#react #javascript #frontend

2 min read

miguel zimmer (Miguelitos)

Apr 18 '25

How can I add a floating animated assistant character in React while keeping a premium glassmorphism UI?

#react

1 min read

Cover image for useMemo in React: Optimizing Performance by Memoizing Values

Shefali

May 22 '25

useMemo in React: Optimizing Performance by Memoizing Values

#webdev #programming #react #beginners

6 min read

Cover image for Level Up Your Frontend Interview Prep: Mastering the Fundamentals

Sibtain Jafferi

Apr 18 '25

Level Up Your Frontend Interview Prep: Mastering the Fundamentals

#react #webdev #javascript #career

2 min read

Jen C.

May 21 '25

Jest - Testing with React and React Testing Library: Useful APIs

#jest #react #testing #webdev

2 min read

Cover image for 🚀 Introducing the Best Code to Image Generator App — Turn Code Into Art!

May 18 '25

🚀 Introducing the Best Code to Image Generator App — Turn Code Into Art!

#webdev #react #nextjs #javascript

2 min read

Cristian Sifuentes

May 22 '25

React Mastery: Understanding `onChange={handleChange}` vs `onChange={(e) => handleChange(e)}`

#react #typescript #frontend #programming

3 min read

Cristian Sifuentes

May 21 '25

Mastery: Fixing "Objects are not valid as a React child" Error

#react #typescript #frontend #webdev

2 min read

Cover image for The Ultimate React Folder Structure I Use as a Frontend Developer

Sercan GÜNDOĞAN

May 21 '25

The Ultimate React Folder Structure I Use as a Frontend Developer

#webdev #programming #react #frontend

2 min read

Cristian Sifuentes

May 21 '25

useState in React: `React.useState` vs `useState` Explained Like a Pro

#react #typescript #frontend #programming

2 min read

May 21 '25

🎉 react-emoji-toggle-button is available now!

#webdev #javascript #react #opensource

1 min read

Cover image for `useEffect` with Cleanup Function in React: What It Is, When to Use It, and Why

Jun 3 '25

`useEffect` with Cleanup Function in React: What It Is, When to Use It, and Why

#webdev #beginners #javascript #react

3 min read

Cover image for How to Build Dynamic Charts in React with Recharts (Including Edge Cases)

caleb-ali

May 21 '25

How to Build Dynamic Charts in React with Recharts (Including Edge Cases)

#react #datavisualization #typescript #rechart

5 min read

Cover image for React Post Creation Form: Building the Frontend for Your Content Management System

May 21 '25

React Post Creation Form: Building the Frontend for Your Content Management System

#javascript #react #node #webdev

5 min read

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