How to Use Hash Tables for Fast Data Lookup in JavaScript
Learn how to use hash tables in JavaScript for fast data lookup. Explore custom implementations, collision handling, and built-in ...
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How to Detect Caps Lock with JavaScript
Detect Caps Lock status in JavaScript using getModifierState. Improve UX and prevent input errors with easy methods for better for...
How to Use Immediately Invoked Functions and this in JavaScript
Learn how to use IIFEs and master the this keyword in JavaScript. This guide covers scope, OOP basics, and practical examples to i...
How to Easily Upload Large Files in Parts with Multiple Params
Upload large files by splitting them into chunks, tracking progress, retrying failures, and merging parts on the server for fast a...
How to Add a Web Page to Favorites Using JavaScript
Learn to add webpages to favorites with JavaScript. Discover browser methods, manual prompts, draggable bookmarks, and PWA feature...
Howto Disable Specific ESLint Rules: Inline, Config, or CLI
Learn to disable specific ESLint rules using inline comments, configuration overrides, ignore files, or CLI flags without compromi...
Howto Create a Custom Webpack Plugin
Learn how to build a custom Webpack plugin by hooking into compiler lifecycle events, modifying assets, and extending Webpack’s be...
Howto Style and Format Console Output in JavaScript
Learn how to style JavaScript console output using CSS, placeholders, images, and advanced logging patterns to improve debugging c...
Howto Use Object.freeze() and Object.seal() in JavaScript
Learn the difference between Object.freeze() and Object.seal(), how they affect object mutability, and when to use each for safer,...
How to Use JavaScript to Manipulate the Visual Viewport
Use JavaScript’s visualViewport API to handle mobile viewport shifts, keyboard overlays, zooming, and dynamic layout adjustments f...
How to Create Immutable Objects in JavaScript
Learn to create immutable objects in JavaScript with Object.freeze(), deep freeze methods, and Immutable.js to keep data consisten...
How to Use Enums in JavaScript - A Complete Guide
Learn how to implement enums in JavaScript using objects, Symbols, and TypeScript. Covers numeric and bidirectional enums with pra...
How to Use Proxy and Reflect in JavaScript
Learn JavaScript Proxy and Reflect with step-by-step examples. Discover how to intercept object operations, customize behaviors, a...
How to Remove Duplicate Elements from an Array in JavaScript
Learn how to remove duplicate elements from JavaScript arrays efficiently using Set, filter(), reduce(), Map, and more with practi...
How to Remove Elements from Arrays in JavaScript (9 Ways)
Explore 9 effective ways to remove elements from JavaScript arrays. Learn different methods to efficiently manipulate arrays in yo...