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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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Oct 20 '25

Migrating from Remix to React Router v7

#react #javascript #webdev #migration

6 min read

Cover image for Habit Tracker Dev Log – Stages 2-4: Monorepo Setup, UI Design & Frontend Build

Sep 18 '25

Habit Tracker Dev Log – Stages 2-4: Monorepo Setup, UI Design & Frontend Build

#nextjs #react #frontend #devjournal

1 min read

Sep 18 '25

React Props: How to Pass Data between Components?

#tutorial #programming #react #reactprops

4 min read

Kazutora Hattori

Sep 18 '25

A Summary of React Testing Library Verification (.toBeInTheDocument() / .toHaveTextContent())

#help #react #test

1 min read

Cover image for 🚀 How React Keeps Your UI Smooth: Fiber Architecture, Scheduler & Priority Lanes Explained

Yogesh Bamanier

Oct 9 '25

🚀 How React Keeps Your UI Smooth: Fiber Architecture, Scheduler & Priority Lanes Explained

#react #architecture #performance #javascript

3 min read

Shahzaib ur Rehman

Oct 22 '25

🚀 Next.js 16 — A Huge Leap in Web Development

#webdev #nextjs #react #frontend

2 min read

Matteo

Oct 20 '25

React Query, Part 1 — The Mental Model (with running JS examples)

#webdev #react #reactquery #javascript

13 min read

Cover image for Thoughts and Practices on Enterprise-Level Project Architecture — A Case Study of PawHaven

Aoda Zhang

Oct 1 '25

Thoughts and Practices on Enterprise-Level Project Architecture — A Case Study of PawHaven

#webdev #javascript #react #architecture

4 min read

Cover image for Merge Rows and Columns in React Data Grid to Enhance Data Clarity

Calvince Moth for Syncfusion, Inc.

Oct 21 '25

Merge Rows and Columns in React Data Grid to Enhance Data Clarity

#react #datagrid #datagridcolumn #datagridcolumnmergin

5 min read

Cover image for ReactJS Day 2025: TanStack Start & Real World Experiences

Leonardo Montini for Playful Programming

Oct 20 '25

ReactJS Day 2025: TanStack Start & Real World Experiences

#techtalks #react #community

2 min read

Usama

Oct 20 '25

🚀 My Weekly React Learning Overview — Components, JSX, Props & More

#react #webdev #learning #jsx

2 min read

Cover image for Building Spark Slider: From AI Startup to Open Source

Asher Buk

Oct 20 '25

Building Spark Slider: From AI Startup to Open Source

#webdev #opensource #react #typescript

2 min read

Cover image for Ditch REST: How React + SQL + WebSockets Can Power Real-Time Apps Without the Overhead

Yevhen Kozachenko 🇺🇦

Sep 17 '25

Ditch REST: How React + SQL + WebSockets Can Power Real-Time Apps Without the Overhead

#react #sql #webdev #realtime

3 min read

Mahmood Hassan Rameem

Sep 17 '25

React Form with "useActionState" Hook

#react #reactjsdevelopment #frontend #programming

2 min read

Mahmood Hassan Rameem

Sep 17 '25

React Form Action

#react #webdev #programming #frontend

3 min read

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