Aarav Ahuja

@Aarav-Ahuja-9

I write code that looks and does the job

Joined January 2026

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Aarav Ahuja's blogs

My JS blogsjs-blogs-aarav.hashnode.dev42 posts

My Networking Blogsmy-networking-blogs-aarav.hashnode.dev5 posts

My Git Blogsmy-git-blogs-aarav.hashnode.dev3 posts

My awesome HTML blogshtml-blogs-aarav.hashnode.dev2 posts

My CSS Blogscss-blogs-aarav.hashnode.dev1 post

Articles Comments

Recently published

AAAarav Ahujajs-blogs-aarav.hashnode.devMay 16 · 5 min read

Why Does React Re-render? Understanding the UI Lifecycle

If you’ve been building web applications with React, you’ve definitely run into it: that sudden realization that your component is rendering way more times than you expected. Re-rendering is one of Re

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AAAarav Ahujajs-blogs-aarav.hashnode.devMay 10 · 3 min read

Understanding the this Keyword in JavaScript

In JavaScript, the this keyword is a special identifier that is automatically defined in the scope of every function. While it often confuses beginners, the secret to mastering it is realizing that th

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AAAarav Ahujajs-blogs-aarav.hashnode.devMay 9 · 4 min read

The Node.js Event Loop Explained

One of the most powerful yet misunderstood features of Node.js is the Event Loop. It is the engine that allows Node.js to perform non-blocking I/O operations—despite being single-threaded—by offloadin

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AAAarav Ahujajs-blogs-aarav.hashnode.devMay 9 · 4 min read

The Magic of this, call(), apply(), and bind() in JavaScript

One of the most confusing parts of JavaScript for beginners is the keyword this. It seems to change its meaning depending on where you use it. However, once you understand the simple rule of "who is c

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AAAarav Ahujajs-blogs-aarav.hashnode.devMay 9 · 3 min read

Function Declaration vs. Function Expression: What’s the Difference?

In programming, we hate repeating ourselves. If you have a block of code that calculates a tax or greets a user, you don't want to type it out 50 times. This is where functions come in. They are reusa

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Aarav Ahuja

About

Available for

Aarav Ahuja's blogs

Recently published

Why Does React Re-render? Understanding the UI Lifecycle

Understanding the this Keyword in JavaScript

The Node.js Event Loop Explained

The Magic of this, call(), apply(), and bind() in JavaScript

Function Declaration vs. Function Expression: What’s the Difference?

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Aarav Ahuja

About

Available for

Aarav Ahuja's blogs

Recently published

Why Does React Re-render? Understanding the UI Lifecycle

Understanding the this Keyword in JavaScript

The Node.js Event Loop Explained

The Magic of this, call(), apply(), and bind() in JavaScript

Function Declaration vs. Function Expression: What’s the Difference?