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Handling File Uploads in Express with Multer

May 10 · 23 min read · A Complete Guide to Understanding and Implementing File Uploads in Node.js Introduction File uploading is one of those features that appears in almost every real-world web application. Whether it is

How React's Virtual DOM Works Under the Hood

May 9 · 23 min read · A Deep Dive into One of React's Most Powerful Concepts Introduction If you have spent any time learning React, you have almost certainly heard the term Virtual DOM mentioned as one of the reasons Rea

Storing Uploaded Files and Serving Them in Express

May 8 · 6 min read · Storing Uploaded Files and Serving Them in Express Handling uploaded files—like profile pictures, reports, or documents—is a common web development task. In Node.js with Express, you must decide where

JWT Authentication in Node.js Explained Simply

May 8 · 8 min read · What Authentication Means Authentication is the process by which an application determines whether a user is who they say they are. Whenever you log in to a website or use a secure feature in an app (

Sessions vs JWT vs Cookies: Understanding Authentication Approaches

May 8 · 7 min read · Modern web applications must know “who” is using them. They need to recognize if a request comes from a logged-in user, and often keep this information for multiple requests or page loads. There are s