#chaicode

Articles tagged with #chaicode

Session vs JWT vs cookies
In this article, we'll explore different methods for identifying users in an application: why these approaches exist, the benefits they provide, and their typical use cases. Session In backend enginee
May 10, 20268 min read
Async code in Node Js
In this article, we'll take a closer look at asynchronous code in Node.js and JavaScript. We'll explain why it's preferable to traditional callbacks and describe the problems that the async and await
May 10, 20266 min read
Introduction: The Mystery of the Uploaded File
Imagine you're using your favorite social media app. You tap the "Upload Profile Picture" button, select your photo, and boom — your picture appears on your profile. Simple, right? But have you ever s
May 10, 202621 min read
URL Parameters vs Query Parameters in Express.js: A Complete Guide
Introduction: Two Ways to Send Data Through a URL Look at these two URLs carefully: https://www.example.com/users/42 https://www.example.com/users?age=25&city=NewYork Both URLs are sending informatio
May 10, 202621 min read
How Node.js Handles Multiple Requests: The Event Loop and Concurrency Explained
Introduction: A Question Worth Asking Imagine you open your favorite food delivery app and place an order. At the exact same moment, thousands of other people around the world are also placing orders,
May 10, 202626 min read1
Getting Started with Node.js: Installation, Setup, and Your First Program
Introduction: Before You Write a Single Line Every technology you have ever used on the internet — every website, every API, every real-time chat application — runs on a server somewhere. That server
May 10, 202628 min read