Day 23 of #100DaysOfCode — Introduction to Express.js

Today marks Day 23 of my 100 Days of Code journey, where I immerse myself in Express.js . For anyone dedicated to backend development with JavaScript, Express.js is an essential tool, and my experience today has underscored its significance. 🌟 What Is Express.js and Why Do We Use It? Express.js is a lightweight web framework for Node.js that helps you build web servers and APIs much faster, with way less boilerplate. Here’s a simple analogy: Node.js = raw ingredients (flour, eggs, sugar) Express.js = a ready-made cake mix Sure, you can bake a cake from scratch… but using a mix saves time, effort, and prevents mistakes — while still producing the same result. Node.js gives you the power, but Express saves you a ton of repetitive work. Without Express: Pure Node.js Is… a Lot of Work 😭 When you build a server using plain Node.js, you must: Manually check the URL for routing Manually parse incoming request data Manually set response headers Manually handle errors and 404 routes Here’s what