@Birendrak

Birendra K

@Birendrak

IndiaJoined December 2025

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Birendra Kbirendra.site19 posts

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JavaScript Modules: Import and Export Explained

Apr 28 · 3 min read · Why We Need Modules In the early days of the web, scripts were loaded one after another. This led to several "code organization nightmares": Global Namespace Pollution: Variables from one file would

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Async Code in Node.js: Callbacks and Promises

Apr 28 · 4 min read · This guide explores the transition from traditional callback patterns to modern Promise-based execution in Node.js, highlighting why asynchronous patterns are the heart of the platform. 1. Why Async

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Arrow Functions in JavaScript: A Simpler Way to Write Functions

Mar 13 · 5 min read · Modern JavaScript introduced arrow functions in ECMAScript 2015 to reduce boilerplate and make functions shorter and easier to read. Arrow functions use the => syntax and provide a concise way to writ

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Understanding Variables and Data Types in JavaScript

Mar 8 · 2 min read · Variables — Containers for Storing Data A variable is a container where you can store data. In JavaScript, there are 3 ways to declare variables: • var — Old method, function-scoped, can be overwritte

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JavaScript Array Methods You Must Know

Mar 2 · 9 min read · Arrays are one of the most important data structures in JavaScript. Almost every real-world application — from API data handling to UI rendering — depends on array operations. In this article, you’ll

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Birendra K

About

Available for

Birendra K's blogs

Recently published

JavaScript Modules: Import and Export Explained

Async Code in Node.js: Callbacks and Promises

Arrow Functions in JavaScript: A Simpler Way to Write Functions

Understanding Variables and Data Types in JavaScript

JavaScript Array Methods You Must Know

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Birendra K

About

Available for

Birendra K's blogs

Recently published

JavaScript Modules: Import and Export Explained

Async Code in Node.js: Callbacks and Promises

Arrow Functions in JavaScript: A Simpler Way to Write Functions

Understanding Variables and Data Types in JavaScript

JavaScript Array Methods You Must Know