HRHari Rajakinharry1414.hashnode.dev·Jan 12 · 5 min readDomain Name System (DNS)The Domain Name System (DNS) is a core part of how the internet works. It acts like a worldwide directory that helps computers find websites by translating domain names into IP addresses. For example, when you type google.com, your browser cannot dir...00
HRHari Rajakinaboutreact.hashnode.dev·Jan 4 · 6 min readUnderstanding React Hooks: The useState and useEffect FundamentalsUnderstanding React Hooks: Mastering useState and useEffect React has changed how developers build user interfaces by making components simpler and more reusable. One of the biggest improvements in React came with the introduction of Hooks, which mad...00
HRHari Rajakinaboutreact.hashnode.dev·Jan 3 · 6 min readUnderstanding the Virtual DOM and JSXUnderstanding the Virtual DOM and JSX To fully understand how the Virtual DOM works in React, it’s important to talk about JSX. JSX is the syntax React uses to describe what the UI should look like. At first glance, JSX looks like HTML written inside...00
HRHari Rajakinharry1414.hashnode.dev·Jan 2 · 3 min readHow Node.js Handles Multiple Requests Using a Single Thread ?Ever wondered how Node.js, with just one thread, can handle hundreds or even thousands of requests at the same time and still stay fast? Let’s break it down in a way that actually makes sense — without getting lost in jargon. What Is a Thread? Think ...00
HRHari Rajakinharry1414.hashnode.dev·Jan 1 · 2 min readSetting Up Your First Node.js App Step-by-StepIf you’re new to backend development, Node.js is one of the easiest ways to get started. It lets you run JavaScript outside the browser and build fast, scalable apps using the same language you already know. I’m learning backend development and Node...00
