Node.js Basics

Introduction

This project demonstrates the basic concepts of Node.js. Node.js is a runtime environment that allows JavaScript to run on the server side.

Node.js allows developers to use JavaScript for backend development. It is built on Chrome’s V8 engine and is used to create fast and scalable applications.

Features of Node.js

Fast and efficient
Event-driven
Non-blocking I/O
Cross-platform
Used for building APIs and servers

Example: Simple Node.js Server

const http = require('http');

const server = http.createServer((req, res) => {
  res.end("Hello from Node.js Server!");
});

server.listen(3000, () => {
  console.log("Server is running on port 3000");
});

How to Run

Install Node.js
Create a file app.js
Run the command:

node app.js

Open browser:

http://localhost:3000

Use Cases

Backend development
REST APIs
Real-time applications
Chat applications

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