A sidebar is an important element of a website’s design since it allows users to quickly visit any section within a site....
React is an efficient, flexible, and open-source JavaScript framework library that allows developers to the creation of simple, fast, and scalable web applications. Jordan Walke, a software engineer who was working for Facebook created React. It was first deployed on the news feed of Facebook in 2011 and on Instagram in 2012. Developers from the Javascript background can easily develop web applications with the help of React. It is a component-based front-end library responsible only for the view layer of an MVC (Model View Controller) architecture. It is an important language for aspiring front-end developers. React is used by top IT companies such as Facebook, Dropbox, Instagram, WhatsApp, Atlassian, and Meta because of its Virtual DOM, Components, State and Props, JSX, Hooks, and Routing. So, to get into these companies, you need to complete these Top React interview questions which can make you seem like an expert in front of the interviewer....
React useCallback hook returns a memoized function to reduce unnecessary callbacks. This useCallback hook is used when you have a component in which the child is rerendering again and again without need....
Tailwind does not provide any built-in utilities for styling scrollbars, but you can customize the scrollbar appearance using CSS. To change the scrollbar’s appearance using Tailwind, we need to use the scrollbar-* classes. These classes are used to customize various aspects of the scrollbar, such as its width, color, and behavior....
In this article, we will create a basic Student app from scratch using the MERN stack which will implement all the CRUD(Create, Read, Update and Delete) Operations....
To download pdf in React JS there are methods given in JavaScript and HTML DOM. They provide a convenient way to download files and store them in local computers. Here we will use locally stored pdf files in the project folder to use as a sample pdf downloaded by the browser....
“Too many re-renderers” is a React error that happens after you have reached an infinite render loop, typically caused by code that in a useEffect hook or the main body of the component itself unconditionally calls state setters....
React useEffect hook handles the effects of the dependency array. The useEffect Hook allows us to perform side effects on the components. fetching data, directly updating the DOM and timers are some side effects. It is called every time any state if the dependency array is modified or updated....
Connecting MongoDB with React is an important task for making full-stack applications and web apps with databases. A well-liked NoSQL database called MongoDB offers a scalable and adaptable way to store and retrieve data. You might need to establish a connection to a MongoDB database while using ReactJS to create a web application in order to get and modify data....
To render an array of Objects in ReactJS we will iterate the array and display objects data on the Web Application UI. It is useful in providing dynamic and interactive content on the webpages....
The useMemo is a hook used in the functional component of react that returns a memoized value. Memoization is a concept used in general when we don’t need to recompute the function with a given argument for the next time as it returns the cached result. A memoized function remembers the results of output for a given set of inputs. In React also, we use this concept, whenever in the React component, the state and props do not change the component and the component does not re-render, it shows the same output. The useMemo hook is used to improve performance in our React application....
JavaScript library is pre-written collection of code snippets, objects, and functions so that we can reuse the functions, objects, and code snippets to perform a common task. It is generally use as the scripts in the <script> tags. We can use different methods to include external JavaScript libraries in ReactJS....
