ACARKPARAVA CHAKRABORTYinunderstand-and-build-in-web.hashnode.dev·Aug 31 · 4 min readReact Hooks Masterclass: useState, useEffect, and Custom HooksReact Hooks changed how developers write React components. They make it easier to manage state, side effects, and reusable logic without relying on older class-based patterns. 1. Why React Hooks Were 00
ACARKPARAVA CHAKRABORTYinunderstand-and-build-in-web.hashnode.dev·Aug 31 · 4 min readMastering TypeScript: Interfaces, Generics, and Unions ExplainedJavaScript is flexible, but that flexibility can sometimes lead to unexpected errors. TypeScript adds static typing to JavaScript, helping developers catch many mistakes before the code runs. 1. Why T00
ACARKPARAVA CHAKRABORTYinunderstand-and-build-in-web.hashnode.dev·Aug 31 · 4 min readHow React Works Internally: Virtual DOM, Reconciliation, and RenderingWhen a web page changes frequently, manually updating the DOM can become difficult to manage. React solves this by letting developers describe the UI, while React decides how to update the browser eff00
ACARKPARAVA CHAKRABORTYinunderstand-and-build-in-web.hashnode.dev·Aug 31 · 5 min readRealtime Systems: Polling, WebSockets, SSE, and Pub/SubImagine using a chat application. You send a message and expect the other person to see it almost immediately. That's a realtime system. Realtime communication allows applications to deliver updates q00
ACARKPARAVA CHAKRABORTYinunderstand-and-build-in-web.hashnode.dev·Aug 31 · 5 min readBuilding Scalable Systems: Caching, Rate Limiting, and ObservabilityWhen an application has 100 users, almost any architecture can work. But what happens when it has 100,000 or 10 million users? The database gets busier, APIs receive more requests, servers consume mor00
