Aug 15, 2026· 5 min read
How to Create a React App with Vite
Scaffold a new React project with Vite in minutes. Follow the exact command, choose the React template, install dependencies, and start the development server.
React
React
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Aug 15, 2026· 5 min read
React Virtual DOM and Reconciliation Explained
Learn how React's Virtual DOM and reconciliation work. Understand render, diffing, and commit, and why React only updates the DOM nodes that actually changed.
React
Aug 15, 2026· 5 min read
React vs JavaScript: What Changes When You Use React?
See the same counter built with plain JavaScript and with React. Learn what React changes about how you update the UI and why the difference matters.
React
Aug 15, 2026· 5 min read
Your First React Component: Build a Counter from Scratch
Build your first React component, a counter, from scratch. Learn how useState and onClick work together to keep the screen in sync with a number.
React
Aug 15, 2026· 5 min read
How to Add React to an Existing Website
Add React to an existing website without rewriting it. Install React, create a root, and render components inside your current HTML.
React
Aug 15, 2026· 5 min read
React with TypeScript: A Practical Getting Started Guide
TypeScript adds a type system to React. Learn how to create a typed React project and type props, state, and event handlers.
React
Aug 15, 2026· 5 min read
What Is JSX in React? Syntax, Rules, and Examples
JSX is the syntax extension React uses to describe UI inside JavaScript. Learn its core rules and see how JSX elements become what you see on screen.
React
Aug 15, 2026· 5 min read
JSX vs HTML: Every Important Difference
JSX looks like HTML but follows stricter rules. See every important difference between the two syntaxes and avoid the most common conversion mistakes.
React
Aug 15, 2026· 5 min read
Why React Components Must Return One Parent Element
A React component can only return one value, because JSX compiles to JavaScript objects. Learn why, and how fragments lift the limit.
React
Aug 15, 2026· 5 min read
How to Share Data in React with Props, Context, and Stores
React gives you props, context, and external stores for sharing data. Learn when to use each approach to move values between components.
React
Aug 15, 2026· 5 min read
How to Type React Props with TypeScript
Type React props with an interface or type alias. Learn inline types, optional props, and union types for TypeScript components.
React
Aug 15, 2026· 6 min read
React useEffect Explained: When You Actually Need It
useEffect synchronizes a React component with systems outside React, like timers, network requests, or the browser DOM. Learn when to use it and when to skip it.
React