Understanding Variables and Data Types in JavaScriptContainers The programming world may seem virtual, but it often draws inspiration from real life. The way we think in programming and even the smallest actions we perform are often imitations of real-Mar 15, 2026·5 min read
TCP vs UDP: When to Use What, and How TCP Relates to HTTPToday we are going to learn about TCP/IP and UDP protocols, what are their differences and how they relate with the HTTP protocol. We will keep the discussion simple, beginner friendly, and to the point. TCP/IP Protocol TCP/IP, or more commonly calle...Feb 1, 2026·3 min read
Understanding Network DevicesIntroduction When we open a website or use an application at home or office, the internet does not reach our device directly. Data moves through a series of networking devices, each having a specific role. Together, these devices make sure informatio...Jan 31, 2026·5 min read
Getting Started with cURLIntroduction Most of the applications we use daily, depend heavily on communication between different systems. Whether we are opening a website, or using a mobile application, our device is constantly communicating to servers. This works on simple id...Jan 31, 2026·4 min read
From Connection to Delivery : TCP's 3-Way Handshake and ReliabilityIntroduction In day to day life, we all constantly use chat applications to communicate with our family and friends, stream videos on online platforms, and attend virtual meetings for professional work. These things have become so seamless that we ra...Jan 30, 2026·6 min read
What is DNS? And What are DNS Record Types?Introduction In our daily life, we all search and open websites. We simply write the URL in the browser and search it. But not many of us have ever tried to learn the mechanism behind it. When we type a website name like courses.chaicode.com, a lot h...Jan 30, 2026·4 min read
How DNS Resolution Works?All over the internet, every website we open, uses names like chaicode.com, masterji.co, etc, because we humans understand and remember names more easily. But the computers do not understand names, they only understand IP addresses. To convert names ...Jan 30, 2026·5 min read
