ReactJS
Class Component vs Functional Component: What's the Difference?
Introduction to Functional Components and Class Components It typically takes developers hundreds of lines of code to develop a single-page application that uses the traditional DOM structure. As a solution to this issue, a component-based approach gets used if the program requires some changes that are not easily updated. As
Understanding setState in Reactjs
What Is 'State' in ReactJS? A state is a component object built into React that contains data or information. Throughout the life cycle of a component, its state can change; re-rendering occurs whenever the state changes. A change in state can occur as a result of user interaction or system
Learn everything about useState in React
Introduction The useState Hook allows functional components to have state variables. This function accepts the initial state as input parameters, returns a value reflecting the current state (which is not necessarily the initial state ), and a function to update it. What Is UseState In React, And When Should We Use
What Is The React Component Lifecycle?
Introduction Essentially, React web apps are collections of independent components that interact according to user interactions. Every React Component has a lifecycle, also defined as the series of methods invoked throughout the component's existence. Source: React Lifecycle Methods React Components go through the following four stages of life. * Mounting (inserting
Working of Axios in React
Introduction Axios is a promise-based HTTP client library. With it, you can send asynchronous HTTP requests to REST endpoints and perform CRUD operations. You can use an external API, such as Google API or GitHub API, or make your own Node.js backend server for this REST endpoint/API. This
useCallback: Hooks in Reactjs
What Is useCallback In React? useCallback is a hook that returns a memoized callback function which will only change if a dependency changes. In computing, memory allows results to be cached so that they do not need to get recalculated. It helps in boosting performance. In other words, we can
A Quick Guide to React Router DOM
React Router DOM The process of routing involves the direction of a user to a different page based on their actions. One of the most frequent uses of ReactJS Router is for developing Single Page Web Applications. The application uses React Router to define multiple routes. React Router is a
Understanding Axios in ReactJS
What is Axios? * Axios is a library in ReactJS which enables users to make HTTP requests to external resources. * It is used to make requests to an API, return data from the API and then use that data in the React applications. * It deals with responses using Promises, so it's
Integrating Node APIs with React
React (also known as ReactJS) is pretty much similar in functionality & features to AngularJS; which is used to design front-end applications. The JavaScript library and the bunch of predefined APIs and functionalities enable developers to design interactive user interface designs. The key difference between ReactJS and AngularJS is that while
