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@dev-thinker

Rahul Rajak

@dev-thinker

enthusiast developer

Joined January 2026

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Rahul Rajak's blogs

Why Version Control Existsdev-thinker.hashnode.dev1 post

Git for Beginnersgitforbeginers.hashnode.dev1 post

Inside Git: Role of the .git Folderinside-gitfolder.hashnode.dev1 post

Understanding Network Devicesdevicesnetwork.hashnode.dev1 post

TCP vs UDP1tcpudp.hashnode.dev1 post

About

Nothing here yet.

Available for

Nothing here yet.

Rahul Rajak's blogs

Why Version Control Existsdev-thinker.hashnode.dev1 post

Git for Beginnersgitforbeginers.hashnode.dev1 post

Inside Git: Role of the .git Folderinside-gitfolder.hashnode.dev1 post

Understanding Network Devicesdevicesnetwork.hashnode.dev1 post

TCP vs UDP1tcpudp.hashnode.dev1 post

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Recently published

RRRahul Rajakinnode-internals-02.hashnode.dev

Node.js Internals: Event Loop & Thread Pool Explained

4d ago · 4 min read · Understanding how Node.js works under the hood is key to writing efficient and scalable backend applications. Let’s break down the Event Loop and Thread Pool in a simple, structured way. 1. The Core I

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RRRahul Rajakinoops-javascript.hashnode.dev

Object-Oriented Programming (OOP) in JavaScript

Mar 29 · 2 min read · Object-Oriented Programming (OOP) is a programming approach where code is structured using objects and classes. It helps in writing modular, reusable, and maintainable code. The four main principles o

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RRRahul Rajakinnode-internals-01.hashnode.dev

Node Js Internals (v8 engine, libuv, Js bindings)

Mar 28 · 2 min read · Ever wondered how Node.js actually works behind the scenes? Before Node.js existed, JavaScript was only limited to browsers. You could use it to make buttons interactive, validate forms, or update UI

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RRRahul Rajakineventphase.hashnode.dev

Understanding Event Phases in JavaScript: Capturing, Target, and Bubbling

Mar 27 · 3 min read · Handling events is a core part of building interactive web applications. Whenever a user clicks a button, submits a form, or presses a key, the browser generates an event. What many developers don’t r

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RRRahul Rajakin1emmet-html.hashnode.dev

Emmet for HTML: A Beginner’s Guide to Writing Faster Markup

Jan 30 · 2 min read · What is Emmet? Typing HTML is easy, but it can be time-consuming—especially when creating multiple elements or nested structures. Emmet is a tool that helps you write HTML much faster. Instead of typing every single tag, you write a short abbreviatio...

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