Overview of Common Network DevicesThink of Internet as a big city’s postal system. Data stored on a server reaches to us through many checkpoints to our laptops or phones. Between ss and Internet there are several network devices that work together and has different responsibilities....Jan 31, 2026·2 min read
Easy Explanation of DNS Record Types Using Phonebook and Post Office AnalogiesHow Does a Browser know where a website lives? When we type hashnode.com into our browser, it loads instantly. But behind the scene, the browser is asking someone “Where does this website lives?“ Computers don’t understand name like we do. They under...Jan 29, 2026·3 min read
Why Version Control Exists: The Pendrive Problem(with Chess board Lesson)Imagine you and your friend are playing a game of chess but instead of moves storing in a common paper, you make a copy of whole board into a pendrive and hand it to other person. And the second person also does the same labeling the folder as final_...Jan 29, 2026·2 min read
