CourseGenix

NextJS

5 Units24 Lessons

Unit 1

Introduction to React Fundamentals

Understanding React Components

Working with Props in React

Managing State and Lifecycle in React

Handling Events in React

Building a Simple React Todo Application

Unit 2

Node.js

Introduction to Node.js Basics

Real-world Node.js Project for API Development

Creating a Basic Node.js Server

Using Modules and NPM in Node.js

Unit 3

Getting Started with Next.js Basics

Setting Up a Next.js Project

Creating Pages in Next.js

Working with Next.js Links and Navigation

Styling in Next.js

Building a Simple Next.js Blog Project

Unit 4

Server-Side Rendering and Data Fetching in Next.js

Overview of Server-Side Rendering in Next.js

Data Fetching with getServerSideProps

Using getStaticProps for Static Generation

Handling API Routes in Next.js

Real-world Project: Dynamic E-commerce Site with SSR

Unit 5

Advanced Next.js Optimization and Deployment

Optimizing Images and Assets in Next.js

Performance Tuning with Next.js

Implementing Internationalization in Next.js

Deploying Next.js Applications

Real-world Project: Scaling a Next.js Enterprise Application

Unit 1•Chapter 3

Managing State and Lifecycle in React

Summary

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Concept Check

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What does the dependency array in useEffect control?

When the effect function runs

Component rendering

State initialization

Prop validation

How can you prevent memory leaks in useEffect?

Render components synchronously

Return a cleanup function

Use setState directly

Ignore dependencies

In class components, what invokes componentDidUpdate?

After component updates

During prop changes only

On initial render

Before state change

When should you use useReducer over useState?

For complex state logic

Simple state updates

Immediate renders

Stateless components

What happens if setState is called in useEffect?

Causes re-render if state changes

No effect occurs

Blocks other hooks

Immediate DOM update

PreviousWorking with Props in React

NextHandling Events in React