#backend

Articles tagged with #backend

Handling File Uploads in Express with Multer
Let me describe a scenario that breaks almost every junior developer's heart. You spend hours building a beautiful frontend form. You have a text field for a user's name, a text field for their bio, a
May 10, 20267 min read1
URL Parameters vs Query Strings in Express.js
If you stare at the address bar of your browser long enough, URLs start to look like chaotic alphabet soup. Take a look at a typical e-commerce URL: https://shop.com/products/84729?color=red&sort=pric
May 10, 20266 min read1
Creating Routes and Handling Requests with Express
If you followed along with our last post, you did something amazing: you built a raw HTTP server using nothing but Node.js core modules. You opened a port, listened for traffic, and successfully sent
May 10, 20269 min read1
Setting Up Your First Node.js Application Step-by-Step
There is a very specific, unforgettable moment in every JavaScript developer's career. For months, maybe years, you’ve been writing JavaScript inside the browser. You write a function, you refresh Chr
May 10, 20267 min read5
What is Middleware in Express and How It Works
Let me paint a picture of a backend codebase that is slowly descending into madness. Imagine you are building a social media API. You have a route to fetch a user's feed, a route to post a photo, and
May 10, 20266 min read
REST API Design Made Simple with Express.js
Let me tell you how I built my very first API. I needed a way to manage users, so I opened up my Express server.js file and wrote these exact routes: app.post('/createNewUser') app.get('/getAllUsers
May 10, 20269 min read1