React Project Structure for Beginners: Files and Folders
Understand every file and folder in a new Vite React project. Learn what index.html, main.jsx, App.jsx, package.json, and vite.config.js each do.
Build modern UIs with React
Understand every file and folder in a new Vite React project. Learn what index.html, main.jsx, App.jsx, package.json, and vite.config.js each do.
React is a library for building user interfaces, while Next.js is a full framework built on React. Learn the difference and which one to learn first.
Run a React project you downloaded from GitHub by cloning it, installing dependencies, and starting the development server. Learn the exact commands.
Install Node.js for React on Windows, macOS, and Linux. Choose the LTS version, verify the install, and use nvm to manage Node versions.
Add React to an existing website without rewriting it. Install React, create a root, and render components inside your current HTML.
React Developer Tools lets you inspect components, props, and state inside your browser. Learn how to install it and use its essential panels.
Missing modules, an old Node version, and un-compiled JSX cause most React setup failures. Learn the symptom, cause, and fix for each.
TypeScript adds a type system to React. Learn how to create a typed React project and type props, state, and event handlers.
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.
JSX looks like HTML but follows stricter rules. See every important difference between the two syntaxes and avoid the most common conversion mistakes.
Curly braces turn JSX into JavaScript. Learn how to render variables, numbers, function calls, and objects in JSX, and what cannot go between the braces.
useEffect does not accept an async function directly. Declare an async function inside the Effect, call it, and guard against stale responses in the cleanup.