Namaste React Guides
From React fundamentals to advanced patterns and hooks.
Topics Covered
How to Build Your First React Component
A step-by-step guide to writing a functional component and rendering JSX.
How to Optimize React Performance using Keys
How to utilize the Virtual DOM efficiently when rendering lists.
How to Fetch API Data using useEffect
How to safely call an external API and manage loading states in React.
How to Use the useState Hook in React
A step-by-step guide on how to add and manage local state inside a functional component using the useState hook.
How to Use the useEffect Hook in React
A step-by-step guide on how to run side effects in React components using useEffect with correct dependency arrays.
How to Use the useRef Hook in React
A step-by-step guide on how to use useRef to access DOM elements directly and persist mutable values across renders without causing re-renders.
How to Use useMemo and useCallback Hooks
A step-by-step guide on how to use useMemo and useCallback to memoize expensive calculations and functions to prevent unnecessary re-renders.
How to Use the useContext Hook in React
A step-by-step guide on how to create and consume a React Context to share data across components without prop drilling.
How to Use React.memo to Prevent Unnecessary Re-renders
A step-by-step guide on how to wrap components with React.memo to skip re-renders when props have not changed.
How to Implement React Router for Navigation
A step-by-step guide on how to set up React Router to handle multiple pages, dynamic routes, nested routes, and navigation in a React application.
How to Manage Global State with Redux Toolkit
A step-by-step guide on how to set up Redux Toolkit to manage global application state using slices, the store, and React-Redux hooks.
How to Implement Custom Hooks in React
A step-by-step guide on how to extract reusable stateful logic from components into custom hooks.
How to Handle Forms in React
A step-by-step guide on how to build controlled forms, manage form state, validate inputs, and handle submission in React.
How to Implement Code Splitting and Lazy Loading in React
A step-by-step guide on how to reduce initial bundle size by dynamically importing components using React.lazy and Suspense.
How to Use React Query for Server State Management
A step-by-step guide on how to use React Query to fetch, cache, and synchronize server data without managing loading and error state manually.
How to Implement Error Boundaries in React
A step-by-step guide on how to catch JavaScript errors in the component tree using Error Boundaries and display fallback UI instead of crashing the app.
How to Implement Infinite Scroll in React
A step-by-step guide on how to implement infinite scroll using the Intersection Observer API to load more data as the user scrolls down.
How to Implement Authentication Flow in React
A step-by-step guide on how to implement login, logout, protected routes, and persistent authentication state in a React application.
How to Optimize a React App for Production
A step-by-step guide on how to improve performance, reduce bundle size, and speed up rendering in a production React application.
How to Use the useReducer Hook in React
A step-by-step guide on how to manage complex state logic using the useReducer hook as a more structured alternative to useState.
How to Implement a Higher Order Component in React
A step-by-step guide on how to create Higher Order Components to add reusable behavior to existing components without modifying them.
How to Implement the Compound Component Pattern in React
A step-by-step guide on how to use the Compound Component pattern to build flexible, composable UI components that share implicit state.