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Harsh Chandra Srivastava

@harshdotexe

Joined December 2025

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HCHarsh Chandra Srivastavablog.harshdotexe.me

Linux File System Hunting

2d ago · 5 min read · When most people start Linux, they learn ls, cd, mkdir, and rm. Those are useful, but they only interact with the surface. The real power of Linux is hidden inside its file system structure. Linux tre

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HCHarsh Chandra Srivastavablog.harshdotexe.me

Understanding the this Keyword in JavaScript

Apr 17 · 4 min read · This guide dives deep into the most famous "identity crisis" in JavaScript: the this keyword. To master this, you have to stop thinking like a reader and start thinking like a Director. In a movie scr

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Map and Set in JavaScript

Apr 17 · 3 min read · 1. What is a Map? A Map is a collection of keyed data items, similar to an Object. However, the biggest difference is that a Map allows keys of any type—including functions, objects, or even other Map

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Destructuring in JavaScript: The "Unboxing" Secret

Apr 17 · 2 min read · 1. What Does Destructuring Mean? Imagine you receive a subscription box in the mail. To use the items inside, you have to open the box and take them out one by one. In old JavaScript, we had to do thi

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JavaScript Promises Explained: A Heroic Guide to Asynchronous Code

Apr 17 · 5 min read · 1. What Problem Do Promises Solve? In standard "Synchronous" programming, JavaScript is like a single superhero trying to do everything at once. If that hero gets stuck fighting a massive villain, no

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Harsh Chandra Srivastava

About

Available for

Harsh Chandra Srivastava's blogs

Recently published

Linux File System Hunting

Understanding the this Keyword in JavaScript

Map and Set in JavaScript

Destructuring in JavaScript: The "Unboxing" Secret

JavaScript Promises Explained: A Heroic Guide to Asynchronous Code

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Harsh Chandra Srivastava

About

Available for

Harsh Chandra Srivastava's blogs

Recently published

Linux File System Hunting

Understanding the this Keyword in JavaScript

Map and Set in JavaScript

Destructuring in JavaScript: The "Unboxing" Secret

JavaScript Promises Explained: A Heroic Guide to Asynchronous Code