React Tutorials

Master React from beginner to advanced with our comprehensive tutorials covering components, hooks, state management, and real-world projects.

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#01Beginner1/7/2025

What is React JS? [Beginner-Friendly Guide]

React is a powerful JavaScript library for building dynamic, high-performance user interfaces. In this beginner-friendly guide, you'll learn what React is, why it was created, and how it revolutionized frontend development with component-based architecture and virtual DOM optimization.

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By Rudraksh Laddha
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How to Install React JS in 2025 [Step-by-Step Setup Guide for Beginners]

Installing React is your first step toward building scalable web apps. This tutorial covers how to install React using both create-react-app and Vite, explaining the tools like Node.js and npm required to get started in modern frontend development.

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By Rudraksh Laddha
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React ES6 – Modern Syntax for Clean & Powerful Components

Modern React development relies heavily on ES6+ JavaScript syntax. In this guide, we compare ES5 and ES6 styles in React components, helping you write cleaner, more maintainable code using arrow functions, destructuring, template literals, and more.

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By Rudraksh Laddha
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What is JSX in React? [With 15 Practical Examples]

JSX is the syntax that allows HTML and JavaScript to live together in React. This article demystifies JSX, showing how it improves component readability and how to embed expressions, apply styles, handle lists, and use fragments for cleaner UI code.

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By Rudraksh Laddha
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React Rendering Explained: How React Updates the UI Efficiently

Learn how React renders components using a virtual DOM to update only what’s needed. This guide explains React’s rendering process, how snapshots are created, and how React efficiently synchronizes UI changes with DOM elements.

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By Rudraksh Laddha
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Conditional Rendering in React – Show What You Want, Hide the Rest

React lets you show or hide parts of the UI based on conditions. In this article, you’ll explore how to use if, ternary, and logical && operators for conditional rendering — just like setting rules for dynamic UI behavior.

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By Rudraksh Laddha
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What is Virtual DOM? And What’s the Difference from the Real DOM?

The virtual DOM is a key performance feature in React. This tutorial breaks down how it differs from the real DOM, how it optimizes rendering, and how React uses diffing and reconciliation to make apps faster and more efficient,

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By Rudraksh Laddha
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What is a Component in React? – Build Once, Use Everywhere

Components are the heart of every React app. This guide explains how to create reusable, maintainable components, and why breaking your UI into modular parts improves both development speed and scalability.

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By Rudraksh Laddha
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Functional vs Class Components in React — Who Wins and Why?

Should you use a functional or class component in React? This comparison guide breaks down their syntax, features, and lifecycle usage, helping you decide which type fits your project needs — especially with modern React hooks.

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By Rudraksh Laddha
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React Component Composition — The Art of Building UI Like LEGO

Composition allows you to build complex UIs from simple React components. In this article, you’ll learn how to nest, reuse, and structure components using best practices for readable and scalable applications.

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By Rudraksh Laddha
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Composition vs Inheritance in React — Why React Chose the Smart Way

In React, composition is preferred over inheritance — but why? This guide compares the two approaches, illustrating with examples how composition keeps your components clean, testable, and easier to maintain.

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By Rudraksh Laddha
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Props vs State in React — The Full Breakdown (With Real Thinking)

Props and state are both used for handling data in React, but they serve different purposes. This guide explains their differences, use cases, and how to choose between them for clean, reliable component logic.

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By Rudraksh Laddha
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Refs vs State in React – Quiet Memory vs Reactive Updates

Both refs and state are ways to store data in React, but they behave differently. This comparison explains when to use state (for UI) vs. when to use refs (for DOM access or hidden data), with clear real-world examples.

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By Rudraksh Laddha
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Manipulating the DOM with Refs in React – Do It the Right Way

React prefers declarative UI, but sometimes you need to directly control DOM elements. This guide shows how to use refs to focus inputs, scroll to sections, play videos, and handle other imperative actions safely.

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By Rudraksh Laddha
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React Events – Mastering UI Like an Actual Event Manager

React’s synthetic event system makes handling user interactions easy and consistent across browsers. This tutorial covers onClick, onChange, onSubmit, and other key events — plus how to create reusable event handlers.

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By Rudraksh Laddha
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React onClick Event – The Power of a Click

The onClick event in React lets you handle button presses and user clicks without reloading the page. Learn how to use it effectively to trigger actions, update state, and manage interactivity in your components.

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By Rudraksh Laddha
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React onChange Event – Track User Input Like a Pro

The onChange event tracks input value changes in real time. This guide shows how to use onChange in form inputs, controlled components, and search fields to keep your UI in sync with user input.

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By Rudraksh Laddha
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React onSubmit Event – Handle Forms Like a Pro

React’s onSubmit event helps you handle form submissions without refreshing the page. In this tutorial, learn how to build forms that validate input, manage state, and send data to backends efficiently.

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By Rudraksh Laddha
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React onKeyDown Event – Listen to Every Key Like a Pro

The onKeyDown event in React detects when users press keys, making it ideal for implementing shortcuts, navigation, or game controls. Learn how to handle key events safely and responsively in your app.

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By Rudraksh Laddha
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React onKeyUp Event – Wait for the Key to Be Released

Use the onKeyUp event in React to detect when users release keys. Perfect for search inputs, form submit-on-enter logic, or accessibility features — this guide explains how to implement keyboard interaction cleanly.

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By Rudraksh Laddha
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React onMouseEnter – Detect Hover Like a Pro

The onMouseEnter event lets your app react when a user hovers over an element. In this guide, you’ll learn how to use it to trigger tooltips, animations, and hover-based UI effects without performance lag.

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By Rudraksh Laddha
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React Router – Like Navigation Boards on the Web Highway

React Router is the standard for navigation in React apps. Learn how to set up multiple routes, use BrowserRouter, HashRouter, and MemoryRouter, and enable SPA navigation without full page reloads

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By Rudraksh Laddha
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React.memo – Optimize Re-renders Like a Pro

React.memo helps you avoid unnecessary re-renders by memoizing components. In this tutorial, you’ll learn how it works, when to use it, and how it improves performance in large React applications.

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By Rudraksh Laddha
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React State Management – Keeping Your App’s Brain Organized

As your React app grows, managing state across components becomes crucial. This guide explains local vs global state, tools like Context and Redux, and how to structure your state management strategy.

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By Rudraksh Laddha
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useRef in React: The Silent Worker You Need to Master

useRef stores values that persist across renders without triggering re-renders — often used to access DOM elements or store silent variables.

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By Rudraksh Laddha
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useReducer in React – State Management with Brains

useReducer is like useState with more control — letting you manage complex or grouped state updates through a reducer function.

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By Rudraksh Laddha
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React 19.2 — useEffectEvent Explained (In Simple Words)

useEffectEvent in React 19.2 solves the stale-closure and re-render issue inside useEffect. It lets you create a stable event function that always reads the latest state without re-triggering the effect

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By Rudraksh Laddha
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useContext in React – Global Data Without the Headache

useContext gives components access to shared global data — like themes, auth, or user info — without prop drilling

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By Rudraksh Laddha
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Custom Hooks in React – Code Reuse Without the Drama

Custom hooks let you extract and reuse logic across components — cleanly separating behavior and keeping your code DRY

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By Rudraksh Laddha
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Lifecycle of a Reactive Effect in React – Mastering useEffect

Understanding the lifecycle of useEffect is key to writing reliable React code. This article walks through when effects run, how cleanups work, and how dependencies control the reactivity of your components.

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By Rudraksh Laddha
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React Hooks Best Practices – Code Smart, Scale Smoothly

React hooks are powerful, but you need to use them right — here’s a list of best practices to write clean, scalable hook-based logic.

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By Rudraksh Laddha
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React + Tailwind CSS – Build UIs at Godspeed

Tailwind CSS is a utility-first framework that makes styling in React super fast, responsive, and readable — no custom CSS files needed.

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By Rudraksh Laddha
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