React

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Most user actions succeed, so update the UI first and confirm later. Example: When a user checks a…

Code splitting breaks your bundle into smaller chunks that load on demand instead of all at once…

To feel smooth, browsers aim for 60 frames per second , giving us only: React must: Reconcile…

If React receives the same element as last render, it skips re-rendering it. This means reusing…

Rendering large lists in React can seriously hurt performance. Thousands of DOM nodes slow rendering…

React Context is great for avoiding prop drilling—but every context update re-renders all consumers…