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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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Mohsen Fallahnejad

Sep 23 '25

What is 'use client' in Next.js?

#react #state #frontend #nextjs

2 min read

Dani

Oct 5 '25

How I Finally Understood React — Before Learning Next.js!

#react #nextjs #web #programming

5 min read

Cover image for The Evolution of React: A Guide to Class vs. Functional Components

Sep 23 '25

The Evolution of React: A Guide to Class vs. Functional Components

#webdev #java #react #beginners

4 min read

Ankit

Sep 23 '25

React Flow + react-resizable-panels double-click on node stops working after closing conditional form

#help #react #webdev

2 min read

Oct 6 '25

React Qustion and Answaer

#frontend #react #javascript #beginners

3 min read

Cover image for Beat Me If You Can

Liquidcode

Oct 30 '25

Beat Me If You Can

#programming #react #coding #webdev

3 min read

ersajay

Sep 24 '25

Ultrasound Magic: How Hogwarts Tech Peers Into the Body ✨

#discuss #devops #react #learning

4 min read

Mohsen Fallahnejad

Sep 23 '25

How useState Works Under the Hood (and Why It Needs use client)

#react #hooks #usestate #nextjs

3 min read

Cover image for React, Closures, and the Bugs I Made Myself

Noctyra

Oct 25 '25

React, Closures, and the Bugs I Made Myself

#javascript #react #frontend #closure

5 min read

Fabricio Soares

Sep 22 '25

Challenge React

#devchallenge #kendoreactchallenge #react #webdev

1 min read

Cover image for 🔥 Stop Wasting Time with APIs — Build a Full Backend in Minutes using Supabase & React!

Yevhen Kozachenko 🇺🇦

Sep 22 '25

🔥 Stop Wasting Time with APIs — Build a Full Backend in Minutes using Supabase & React!

#supabase #react #webdev #fullstack

3 min read

Cover image for 🏖️ Building My First React Packing List App — Learning Layouts & Rendering Lists

Usama

Oct 25 '25

🏖️ Building My First React Packing List App — Learning Layouts & Rendering Lists

#react #frontend #javascript #beginners

2 min read

herudi

Oct 25 '25

React + Express + Vite. Same Port in Dev or Prod.

#react #express #vite

3 min read

Kazutora Hattori

Sep 22 '25

【React Router】A Summary of useParams

#reactrouter #react

1 min read

Gustavo Isensee

Sep 21 '25

🏃‍♂️State management with Zustand!

#react #state #zustand

2 min read

Sep 22 '25

When ECharts Refused to Scroll: My Hacky but Beautiful Fix

#react #echarts #scrolling

2 min read

Djamware Tutorial

Sep 22 '25

Mastering React Hooks: useEffect, useReducer, and Custom Hooks

#react #hooks #useeffect #usereducer

1 min read

Usama

Oct 23 '25

🤩 My Lightbulb Moment: Understanding React State the Right Way

#react #frontend #webdev #programming

2 min read

Learcise

Sep 26 '25

Common React Anti-Patterns and How to Fix Them

#webdev #programming #react

6 min read

ersajay

Sep 22 '25

The Little Prince’s Journey: The Quiet Guardians of Infusion Pumps

#discuss #devops #react #learning

3 min read

Cover image for Why React Uses State Instead of Plain JavaScript Variables

Kazi Tajnur Islam

Oct 29 '25

Why React Uses State Instead of Plain JavaScript Variables

#react #webdev #javascript #frontend

3 min read

Cover image for Why Your React App Feels Sluggish (And How Suspense and Concurrent Mode Fix It)

Yevhen Kozachenko 🇺🇦

Sep 25 '25

Why Your React App Feels Sluggish (And How Suspense and Concurrent Mode Fix It)

#react #performance #concurrentmode #suspense

4 min read

Bukunmi Odugbesan

Sep 25 '25

Coding Challenge Practice - Question 16

#devchallenge #coding #typescript #react

2 min read

Cover image for 15 Landing Pages Code and Design

shrey vijayvargiya

Oct 25 '25

15 Landing Pages Code and Design

#react #webdev #ai #javascript

2 min read

Bukunmi Odugbesan

Sep 21 '25

Coding Challenge Practice - Question 12

#devchallenge #typescript #tutorial #react

1 min read

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