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⚡ Bolt: [performance improvement] Memoize array items in Experience and Education sections #396
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,3 +1,7 @@ | ||
| ## 2025-02-17 - Editor Re-render Optimization | ||
| **Learning:** In a list of complex components, inline callbacks in `.map` cause all items to re-render when one updates. Extracting the item renderer into a `React.memo` component and ensuring the parent passes stable callbacks (using `useRef` for state access if needed) effectively isolates updates. | ||
| **Action:** Always extract list items to memoized components when they have complex sub-trees and editing capabilities. | ||
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| ## 2025-02-17 - Editor Re-render Optimization for Array Items | ||
| **Learning:** In a list of complex components, inline callbacks in `.map` cause all items to re-render when one updates. Extracting the item renderer into a `React.memo` component and ensuring the parent passes stable callbacks (using `useRef` for state access if needed) effectively isolates updates. | ||
| **Action:** Always extract list items to memoized components when they have complex sub-trees and editing capabilities. | ||
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This section appears to be a duplicate of the one directly above it. Please remove the redundant entry.