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React Hooks
React Hooks
8 practice items · needed by 2 roles
Easy
0
Medium
5
Hard
3
Practice questions
Stale value in useEffect
medium
Ref value not shown on screen
medium
Resize handler that runs many times
medium
Syncing derived values with an effect
medium
Race condition in data fetching
hard
Effect that fetches forever
hard
Tooltip flashes in the wrong place
hard
Timer counter stuck at one
medium
