What is a Context Window?Every LLM has a limit on how much information it can process in one request. This is called its context window. Think of it as the model's available working space. You shouldn't send your entire datOct 12, 2026·1 min read
How DNS Resolution Works (Using dig Command)When you type: google.com in your browser… Have you ever wondered: 👉 How does your computer know where Google’s server is? This process is called DNS resolution. Let’s understand it step by step in simple words. 📖 What is DNS? DNS stands for: Do...Feb 11, 2026·3 min read·1
TCP Working: 3-Way Handshake & Reliable CommunicationHave you ever thought: 👉 What would happen if computers sent data without any rules? Messages could: Get lost Arrive in the wrong order Get duplicated Become corrupted That would be chaos. This is why we need TCP. 📦 What is TCP? TCP stands f...Feb 11, 2026·4 min read·1
DNS Record Types Explained (In Simple Words)Have you ever wondered: 👉 How does a browser know where a website lives? When you type: www.google.com How does your computer know where to go? The answer is DNS. 📖 What is DNS? DNS stands for: Domain Name System In very simple words: 👉 DNS is...Feb 11, 2026·4 min read·1
How a Browser Works: A Beginner-Friendly Guide to Browser InternalsWhat actually happens after you type a URL and press Enter? We use browsers every single day. Chrome. Safari. Firefox. Edge. But have you ever wondered… 👉 What really happens after you type www.google.com and press Enter? Let’s break it down in the...Feb 1, 2026·5 min read·2
How a Browser Works: A Beginner-Friendly Guide to Browser InternalsHave you ever wondered: 👉 What actually happens after I type a URL and press Enter? A browser does much more than just “open websites.” In this article, we’ll explore how a browser works internally, step by step, in a simple and visual way—perfect f...Feb 1, 2026·4 min read·1
Understanding HTML Tags and ElementsWhen you visit a website, what you actually see is the result of several technologies working together. Among them, HTML plays the most fundamental role. In this article, we’ll break down HTML tags and elements in a simple, beginner-friendly way so y...Feb 1, 2026·3 min read·1