why-vcl-the-pendrive-problem.hashnode.dev🚀 Understanding Variables and Data Types in JavaScript for Beginners (2026 Guide)📦 Imagine This First… Think of your brain 🧠 like a storage room. Inside that room, you keep different boxes: One box stores your name One box stores your age One box stores whether you are 3d ago·4 min read
bvishal27.hashnode.devCSS Selectors 101: Targeting Elements with Precision🎯 CSS Selectors — How CSS Chooses What to Style HTML builds the structure of a webpage.CSS makes it look beautiful. But here’s the big question: 👉 How does CSS know which element to style? The answer is CSS Selectors. CSS selectors are ways to choo...Jan 28·3 min read
bvishal27.hashnode.devUnderstanding HTML Tags and ElementsEvery website you see is built on one foundation — HTML. If CSS is the design and JavaScript is the brain, HTML is the skeleton of a webpage. It gives structure to everything you see on the screen. 🌐 What is HTML and Why Do We Use It? HTML = HyperT...Jan 28·3 min read
bvishal27.hashnode.dev🌐 TCP vs UDP: When to Use What & How TCP Relates to HTTPThe internet doesn’t just send data — it follows rules. Those rules are called protocols. When your app sends data, it doesn’t just “go.” It travels using transport protocols — mainly TCP and UDP. 📦 What Are TCP and UDP? (High Level) Both TCP and U...Jan 28·3 min read
bvishal27.hashnode.devHow DNS Resolution WorksBefore your browser loads a website, DNS works behind the scenes to find the server’s address. We type google.com, not 142.250.183.14*.* That translation is handled by DNS (Domain Name System) — the internet’s phonebook. 📖 What is DNS & Why Name ...Jan 28·4 min read
