Let us take a look at an implementation of getting data from an API request and see if there is any possibility of race conditions happening in this component: We have specified an empty array as a dependency to the useEffect React hook. So we have ensured that the fetch...
The useCallback React hook is a useful hook that can help in optimizing the rendering performance of our functional React components. It is used to memoize functions which means it caches the return value of a function given a set of input parameters. The syntax As we can see, the...
Continuing our React hooks series, we will learn about the useRef React hook in this blog post. The useRef React hook is useful in the following two situations: Accessing DOM elements directly inside React Store state values that do not trigger re-renders and are persisted across re-renders Before we see...
If you have used Redux before, you would be aware of the concept of middlewares. Now that useReducer has become a commonly used react hook, we might want to replicate the idea of middleware for the useReducer hook as well. If you do not know about middlewares, middlewares are functions...
If you have been using react for a while, chances are you have come across the need to extract some logic into a reusable function. And with React hooks coming into the picture, doing this has become a walk in the park. We can write our own custom react hooks...
If you have been writing class components for a while, you might be familiar with the callback functionality that the setState function provides. setState allows a second parameter to be passed to it as a callback. The callback function is invoked whenever the state of the function gets updated. But,...
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