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When it comes to performance optimization in React, useMemo is a widely used hook. It's handy for avoiding expensive calculations on every render by memorizing the computed value. However, useMemo performs a shallow comparison of its dependencies, wh...
In React, the useRef hook allows us to access and interact with DOM elements directly. But more than that, useRef can also be used to persist values across renders without triggering a re-render. Let's delve into this concept using a simple stopwatch...
While developing applications, we often find ourselves juggling between two environments — testing and production. In the realm of React.js, our favourite library for testing is the Testing Library. It’s a powerful tool that allows us to easily selec...
