A complete, beginner-to-advanced guide to the Intersection Observer API. This post explains how to efficiently detect element visibility without scroll listeners, covering core concepts, configuration options, performance best practices, and real-world use cases like lazy loading, infinite scroll, animations, analytics, and React hooks. A one-stop, production-ready reference for building fast, modern web experiences.
A beginner-friendly guide to JavaScript's prototypal inheritance. Learn how ES6 classes are syntactic sugar over constructor functions and prototypes, with side-by-side comparisons and real examples.
A comprehensive guide to implementing sitemaps in Next.js applications. It covers the strategic importance of sitemaps for SEO and search engine discoverability, then walks through practical implementation approaches for both the modern App Router and the legacy Pages Router.
Learn everything you need to know to get started with SVGs (Scalable Vector Graphics). This beginner-friendly guide covers what SVGs are, why they’re so powerful, and how to use them in your web projects. From basic shapes and paths to styling, animations, gradients, and interactivity with CSS and JavaScript — this post walks you through practical examples and best practices to help you create crisp, scalable, and engaging graphics for modern websites.
