Memoization makes your app faster—but only when used wisely.
In this hands-on guide, I walk through:
🧠 React.memo — When it’s worth wrapping a component
🧩 useCallback — Avoiding re-renders via stable handlers
🔍 useMemo — Caching heavy calculations & objects
📉 When memoizing hurts more than helps
🔬 What modern compilers already optimize for you
With clear examples and practical trade-offs, this article will help you write leaner React code without falling into premature optimization traps.
📖 Read the full breakdown:
https://javascript.plainenglish.io/ui-optimization-2025-how-memo-based-techniques-save-resources-in-react-fe5d54cdfd3a
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