#JavaScript

JavaScript language fundamentals and patterns

2 articles

Tailwind CSS Dark Mode Toggle Tutorial: Complete Guide with localStorage & System Detection

Learn how to build a production-ready dark mode toggle with Tailwind CSS. Covers the selector strategy, localStorage persistence, system preference detection, smooth transitions, CSS variables, and the most common mistakes developers make.

March 20, 2026

JavaScript & TypeScript

TypeScript Generics for Beginners: A Practical Guide With Code Examples

Learn TypeScript generics from scratch. Understand generic functions, interfaces, classes, constraints, utility types, and common mistakes — with real code examples throughout.

March 20, 2026