---
title: "javascript — Articles"
description: "31 articles tagged \"javascript\"."
author: "Tajammal Maqbool"
last_updated: "2026-06-20"
---

# javascript — Articles

> 31 articles tagged "javascript".

- [Learn addEventListener and removeEventListener in JavaScript](https://tajammalmaqbool.com/pages/blogs/addeventlistener-and-removeeventlistener-in-javascript.md) — Master JavaScript events with addEventListener & removeEventListener. Learn to listen & stop listeners, prevent memory leaks, & create interactive web apps. _(November 3, 2025)_
- [JavaScript Limit Map to 50 Items – Optimize Performance](https://tajammalmaqbool.com/pages/blogs/javascript-limit-map-to-50-items-optimize-operformance.md) — Learn how to limit JavaScript .map() to 50 items for better performance and efficiency. Discover three simple methods—.slice(), .filter(), and <mark>.forEach()</mark> _(April 7, 2025)_
- [Basic Data Structures in Javascript](https://tajammalmaqbool.com/pages/blogs/basic-data-structures-in-javascript.md) — Unlock the basics of JavaScript data structures. Explore arrays, queues, and linked lists to optimize code, manage data efficiently, and enhance your programming skills. _(April 4, 2025)_
- [Fibonacci Series in JavaScript](https://tajammalmaqbool.com/pages/blogs/fibonacci-series-in-javascript.md) — Learn multiple ways to generate the Fibonacci series in JavaScript, from iteration to recursion, memoization, and generators, with performance comparisons. _(April 3, 2025)_
- [Javascript Double Question Mark (??) - A Guide](https://tajammalmaqbool.com/pages/blogs/javascript-double-question-mark-a-guide.md) — Demystifying Javascript's Double Question Mark (??): Understand nullish coalescing, distinguish it from logical OR (||), and use it for providing smart default values. _(March 8, 2025)_
- [Removing the Last Character from Strings in JavaScript](https://tajammalmaqbool.com/pages/blogs/javascript-remove-last-character.md) — Need to trim the tail of a string in JavaScript? Learn easy methods to remove the last character, with clear examples and use cases. _(March 8, 2025)_
- [Javascript Double Exclamation Mark (!!) - A Guide](https://tajammalmaqbool.com/pages/blogs/javascript-double-exclamation-mark-a-guide.md) — Demystifying Javascript's Double Exclamation Mark (!!): Understand type coercion, truthiness, and harness its power for cleaner, boolean logic. _(February 22, 2025)_
- [Learn 5 Types of Nesting in JavaScript with Examples.](https://tajammalmaqbool.com/pages/blogs/learn-nesting-in-javascript-with-examples.md) — Master nesting in JavaScript with nested functions, arrays, objects, loops, and conditionals for cleaner, more organized, and efficient JavaScript development. _(February 21, 2025)_
- [HTML5 Canvas with Examples: A Guide](https://tajammalmaqbool.com/pages/blogs/html5-canvas-with-examples.md) — Learn everything about HTML5 Canvas with examples in this guide. Explore drawing, transformations, animations, and more. _(February 18, 2025)_
- [Count How Many Substrings in a String JavaScript](https://tajammalmaqbool.com/pages/blogs/count-how-many-substrings-in-string-javascript.md) — Learn now how to count substrings in a string using JavaScript by Explore different methods, including loops, regex, and built-in functions, with code examples. _(January 20, 2025)_
- [Learn Randomness in JavaScript with Math.random()](https://tajammalmaqbool.com/pages/blogs/learn-randomness-in-javascript-with-math-random.md) — Discover the magic of Math.random in JavaScript. Learn how to use it to generate random numbers, alert math.random, create dynamic web experiences, and much more. _(January 18, 2025)_
- [Best JavaScript Guide: Add or Remove Style Dynamically](https://tajammalmaqbool.com/pages/blogs/javascript-add-or-remove-style-dynamically.md) — Learn how to add or remove style in JavaScript. Master inline styles, classList manipulation, and dynamic stylesheets to enhance your web development projects. _(January 14, 2025)_
- [JavaScript Sleep Function - A Comprehensive Guide](https://tajammalmaqbool.com/pages/blogs/javascript-sleep-function-a-comprehensive-guide.md) — Learn everything about implementing a JavaScript Sleep Function, from delays with setTimeout to advanced patterns using async/await. Perfect for real-world use cases. _(January 11, 2025)_
- [How to reverse a string in JavaScript](https://tajammalmaqbool.com/pages/blogs/how-to-reverse-a-string-in-javascript.md) — Learn how to reverse a string in JavaScript using various methods such as built-in functions, for loops, recursion, and more. _(December 30, 2024)_
- [JavaScript Copy Output to Clipboard](https://tajammalmaqbool.com/pages/blogs/javascript-copy-output-to-clipboard.md) — Learn how to effortlessly copy text to the clipboard in JavaScript. Discover use cases, techniques, and the magic behind the navigator.clipboard API. _(December 25, 2024)_
- [Time Events in JavaScript: A Guide](https://tajammalmaqbool.com/pages/blogs/time-events-in-javascript-a-guide.md) — JavaScript is amazing, isn’t it? It makes websites interactive and alive. One of its coolest features is Time Events. Don’t worry if it sounds technical; I’ll break it down. _(December 10, 2024)_
- [7 most common questions about JavaScript](https://tajammalmaqbool.com/pages/blogs/7-most-common-questions-about-javascript.md) — Explore answers to 7 commonly asked JavaScript questions, from manipulating strings and JSON objects to creating animations and handling tasks efficiently. _(December 7, 2024)_
- [How to ask for user input in the JavaScript Console](https://tajammalmaqbool.com/pages/blogs/how-to-ask-for-user-input-in-the-javascript-console.md) — Learn how to ask for user input in the JavaScript Console with 3 simple methods. This guide includes clear examples and step-by-step instructions for developers. _(December 7, 2024)_
- [How to make Snake Game in JavaScript](https://tajammalmaqbool.com/pages/blogs/how-to-make-snake-game-in-javascript.md) — Learn how to build a classic Snake game using JavaScript and HTML5 Canvas in this detailed, step-by-step guide. Full source code available also!! _(December 7, 2024)_
- [JavaScript Splice - The Ultimate Array Method](https://tajammalmaqbool.com/pages/blogs/javascript-splice-the-ultimate-array-method.md) — Master JavaScript's powerful splice method! Learn how to add, remove, and replace array elements effortlessly. Simplify your code with this ultimate guide. _(December 7, 2024)_
- [JavaScript Move Items to Cart with mousemove](https://tajammalmaqbool.com/pages/blogs/javascript-visually-move-items-to-cart-with-mousemove.md) — Learn how to create an interactive shopping cart using JavaScript, where items visually move to the cart using mouse movement. _(December 7, 2024)_
- [How to Check if a Key Exists in an Object in JavaScript](https://tajammalmaqbool.com/pages/blogs/how-to-check-if-a-key-exists-in-an-object-javascript.md) — Learn 4 methods to check if a key exists in an object in JavaScript. This guide helps you efficiently handle key checks in your code with practical examples. _(November 28, 2024)_
- [How to make Tic Tac Toe Game in JavaScript?](https://tajammalmaqbool.com/pages/blogs/how-to-make-tic-tac-toe-game-in-javascript.md) — Learn how to create a Tic Tac Toe game in JavaScript. This guide covers everything from game logic to the source code, making it easy to build your own. _(November 18, 2024)_
- [Top 5 Best JavaScript Frameworks for Browser Game Development](https://tajammalmaqbool.com/pages/blogs/top-5-best-javascript-frameworks-for-browser-game-development.md) — Game development is a thrilling frontier, and the browser has become an exciting playground for interactive, high-quality games. JavaScript frameworks make... _(November 17, 2024)_
- [How to Remove the First X Items from an Array in JavaScript](https://tajammalmaqbool.com/pages/blogs/how-to-remove-the-first-X-items-from-an-array-in-javascript.md) — Learn 4 different methods to remove the first X items from an array in JavaScript. This guide provides simple solutions for manipulating arrays efficiently. _(October 22, 2024)_
- [How to Play a .mp3 File in JavaScript](https://tajammalmaqbool.com/pages/blogs/how-to-play-a-mp3-file-in-javascript.md) — Learn how to play .mp3 file in JavaScript effortlessly. Explore 4 simple methods with step-by-step examples for audio playback in your projects. Read more now! _(December 21, 2023)_
- [Mastering LocalStorage in JavaScript | A Guide](https://tajammalmaqbool.com/pages/blogs/mastering-localstorage-in-javascript-a-guide.md) — A comprehensive guide to mastering localStorage in JavaScript, covering its features, use cases, and best practices for persisting data on the client side. _(November 14, 2023)_
- [7 Single-Line Helpful Functions in JavaScript](https://tajammalmaqbool.com/pages/blogs/7-single-line-helpful-functions-in-javascript.md) — Learn 7 powerful single-line JavaScript functions to simplify your code, including array deduplication, random selection, and deep merging. Boost efficiency! _(November 13, 2023)_
- [8 Essential JavaScript Array Functions](https://tajammalmaqbool.com/pages/blogs/8-essential-javascript-array-functions.md) — Explore 8 essential JavaScript array functions every developer should know. Enhance your code's efficiency and cleanliness with these powerful array techniques. _(November 12, 2023)_
- [How to Check if an Object is Empty in JavaScript](https://tajammalmaqbool.com/pages/blogs/how-to-check-if-an-object-is-empty-in-javascript.md) — Learn 4 methods to check if an object is empty in JavaScript. This guide provides simple and effective techniques for handling empty objects in your code. _(November 12, 2023)_
- [How to validate an Email with Regex in Javascript?](https://tajammalmaqbool.com/pages/blogs/how-to-validate-an-email-with-regex-in-javascript.md) — Learn how to validate an email with regex in JavaScript. Ensure email addresses entered by users follow a proper format using regular expressions in this guide. _(November 12, 2022)_

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