@sagar404
Sagar Kumar
@sagar404
#software Engineer
noidaJoined November 2025
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Sagar Kumar's blogs
Recently published
⚛️ React Hooks: The Complete Guide for Modern React Developers
Dec 7, 2025 · 4 min read · React Hooks transformed the entire React ecosystem.Before Hooks, developers relied heavily on class components, lifecycle methods, and complex patterns. Hooks changed everything by giving functions the power of state, lifecycle, and logic reuse. In t...
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🌐 React Context API: The Complete Guide to Managing Global State
Dec 7, 2025 · 4 min read · State management is the backbone of every React application.But as your app grows, prop drilling becomes a problem: Passing data from parent → child → grandchild Rewriting the same props Managing deeply nested components React solves this with a...
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🚀 React Code Splitting: Boost Performance by Loading Only What You Need
Dec 7, 2025 · 4 min read · Modern React apps grow quickly — more routes, more components, more dependencies.But here’s the problem: 👉 Bigger bundle = Slower load time = Bad user experience Enter Code Splitting — one of the easiest ways to optimise performance in React. In thi...
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