How Node.js Handles Multiple Requests with a Single Thread Node.js is widely used for backend development because it can handle many client requests efficiently. One interesting thing about Node.js is that it is often called single-threaded. This raises a comJul 21, 2026·6 min read
How a Browser Works: A Beginner-Friendly Guide to Browser InternalsWhat happens after We type a URL and press Enter ? We all do this daily. You open Chrome, type google.com, press Enter, and boom—the website appears.But have you ever stopped and wondered: What actually happens in those few milliseconds? Is the bro...Jan 28, 2026·4 min read
TCP vs UDP: When to Use What, and How TCP Relates to HTTPImagine if the internet had no rules.You send a message, but it arrives half-cut.You stream a video, but frames come in random order.You load a website, but some buttons just… never show up. To prevent this chaos, the internet follows rules for sendi...Jan 24, 2026·5 min read
TCP Working: 3-Way Handshake & Reliable CommunicationIf computers could talk like humans, sending data over the internet would be a lot easier. But computers don’t assume anything — they need clear rules. That’s exactly where TCP (Transmission Control Protocol) comes in.In this blog, I’ll explain how T...Jan 24, 2026·3 min read
Getting Started With cURLWhen we start learning programming, we mostly write code that runs on our own computer. But real-world applications don’t work alone — they talk to servers all the time. This is where cURL comes into the picture. In this blog, I’ll explain cURL in ve...Jan 23, 2026·3 min read
DNS Record Types ExplainedHow does a browser know where a website lives? When you type www.YouTube.com into your browser and hit Enter, your laptop doesn’t know where YouTube is. It needs help.That help comes from something called DNS. So in this Blog i will try to explain wh...Jan 21, 2026·4 min read
How DNS Resolution WorksWhen we type google.com in a browser, we expect the website to load instantly. But behind this simple action is a well-structured system that translates human-friendly names into machine-friendly IP addresses. This system is called DNS, and understan...Jan 20, 2026·4 min read