How to Create a “Hello World” Application in Node.js with Express.js
If you’re starting your journey with Node.js , one of the best ways to learn is by creating a simple “Hello World” application. In this guide, you’ll learn step by step how to build your first web server using Express.js , one of the most popular frameworks for Node.js. By the end, you’ll not only see “Hello World” on your screen but also understand why Express makes web development so much easier. 📌 What is Express.js? Express.js is a fast, lightweight, and flexible web framework for Node.js . It simplifies the process of building web applications and APIs by providing built-in features like: ✅ Easy routing (handling different URLs) ✅ Middleware (functions that process requests) ✅ Error handling ✅ Integration with databases and templates 👉 In simple words: Express saves you from writing hundreds of lines of code in raw Node.js and replaces them with just a few lines. ⚡ Why Use Express Instead of Plain Node.js? To understand the power of Express, let’s compar...