Why is virtualization useful?
Virtualization renders only visible elements instead of thousands of items simultaneously, improving rendering performance.
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More FAQs in How Do You Optimize React Application Performance?
Common techniques include memoization, code splitting, lazy loading, virtualization, efficient state management, and bundle optimization.
Frequent state updates, poorly structured components, and unstable props can trigger unnecessary re-renders.
React.memo prevents components from re-rendering when their props have not changed.
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