--- title: "Subhendu (@subhx08) | Hashnode" description: "Just a Learner... Read the latest articles by Subhendu on Hashnode." url: "https://hashnode.com/@subhx08" --- @subhx08 # Subhendu @subhx08 · Joined January 2026 Just a Learner... ### [Inside Git: How It Works](https://subhendu-dnsrecordtypes.hashnode.dev/inside-git-how-it-works?utm_source=hashnode&utm_medium=feed) We all know that Git is a version control system, but many times the internal working of Git remains unclear. How does it actually track changes? What happens behind the scenes when a commit is made? And what exactly is stored inside the .git folder?... 3 min read · [subhendu-dnsrecordtypes.hashnode.dev](https://subhendu-dnsrecordtypes.hashnode.dev/inside-git-how-it-works?utm_source=hashnode&utm_medium=feed) [Feb 14](https://hashnode.com/posts/inside-git-how-it-works/6990bf54cad15b75330b5434) ### [TCP Working: 3-Way Handshake & Reliable Communication](https://subhendu-dnsrecordtypes.hashnode.dev/tcp-working-3-way-handshake-and-reliable-communication?utm_source=hashnode&utm_medium=feed) So far, we’ve built a basic understanding of TCP, UDP, and HTTP. The core protocols that make communication over the internet possible. These protocols define how data travels, how it’s delivered, and how clients and servers talk to each other. If yo... 4 min read · [subhendu-dnsrecordtypes.hashnode.dev](https://subhendu-dnsrecordtypes.hashnode.dev/tcp-working-3-way-handshake-and-reliable-communication?utm_source=hashnode&utm_medium=feed) [Feb 13](https://hashnode.com/posts/tcp-working-3-way-handshake-and-reliable-communication/698f78735b239e5976c2405d) ### [CSS Selectors](https://subhendu-dnsrecordtypes.hashnode.dev/css-selectors?utm_source=hashnode&utm_medium=feed) In this blog we will try to understand what is CSS selectors are. Why do we need them, and what are the use cases of CSS selectors? A CSS selector is used to choose an HTML element for styling. Think of a school as an example: First we address every... 3 min read · [subhendu-dnsrecordtypes.hashnode.dev](https://subhendu-dnsrecordtypes.hashnode.dev/css-selectors?utm_source=hashnode&utm_medium=feed) [Jan 31](https://hashnode.com/posts/css-selectors/697e4d19fa58852cfddea64a) ### [HTML for Beginners](https://subhendu-dnsrecordtypes.hashnode.dev/html-for-beginners?utm_source=hashnode&utm_medium=feed) We are on a journey of development and the very first thing as a developer we learn is HTML. It is the foundation of every webpage and the starting point for understanding that how actually web works. Once we have a clear idea about HTML we can struc... 3 min read · [subhendu-dnsrecordtypes.hashnode.dev](https://subhendu-dnsrecordtypes.hashnode.dev/html-for-beginners?utm_source=hashnode&utm_medium=feed) [Jan 30](https://hashnode.com/posts/html-for-beginners/697d0744eff901444f8426b9) ### [TCP vs UDP](https://subhendu-dnsrecordtypes.hashnode.dev/tcp-vs-udp?utm_source=hashnode&utm_medium=feed) If we ever wonder that why do we need to use internet? What is the main purpose of it? The simple answer will be to share information from anywhere, anytime. And to share information internet has some set of rules that we call as protocol. Now let’s ... 3 min read · [subhendu-dnsrecordtypes.hashnode.dev](https://subhendu-dnsrecordtypes.hashnode.dev/tcp-vs-udp?utm_source=hashnode&utm_medium=feed) [Jan 30](https://hashnode.com/posts/tcp-vs-udp/697ccd0ebe1936da9d2c6db8)