© 2026 Hashnode
As I was preparing for frontend interviews, I realized that one of the trickiest concepts to explain clearly is memoization in React, especially when it comes to optimizing re-renders. So I created this visual to simplify how these three tools work t...

Have you ever called the same function with the same inputs multiple times and wished it could just remember the result? That’s exactly what memoization helps with. Memoization is an optimization technique that stores the results of expensive functio...
