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Showing posts with the label ReactJS

React JS Interview Questions

1. What is  Virtual DOM? The term Virtual DOM is an abstraction of the HTML DOM that can render subtrees of nodes based on the state changes. It happened with the very least amount of DOM manipulation in order to keep your components up to date.   DOM  is the acronym for Document Object Model . Dom is also known as HTML DOM as it is an abstraction of the structured code called HTML for web developers. Dom and HTML code are interrelated as the elements of HTML are known as nodes of DOM. It defines a structure where users can create, alter, modify documents and the content present in them. So while HTML is text, DOM is an in-memory representation of this text. Virtual DOM  is an abstraction of abstraction as it has been derived from HTML DOM. It is a representation of DOM objects like a lightweight copy. The virtual DOM was not invented by React, it is only used and provided for free. 2 What are the differences between functional and class components? Before the introduction of Hooks in

Interview Question of Advanced SharePoint SPFx

1. What is WebPack? A module bundling system built on top of Node. js framework is known as a WebPack. It is capable to handle the combination and minification of JavaScript and CSS files, also other files such as images by using plugins. WebPack is the recommended way of bundling the files in JS framework and .Net frameworks. in the SPFx it is used with React Js. 2. What is PowerShell.? PowerShell is a platform introduced by Microsoft to perform cross-platform task automation and configuration management framework, it is made up of a command-line shell, a scripting language. it can be run on Windows, Linux, and macOS. 3. What is bundling and Minification? The terms bundling and minification are the processes of code compressing, which is used to improve the load and request time, It is used in modern JavaScript frameworks and .Net frameworks. It improves the load time by reducing the number of requests to the server and reducing the size of requested such as CSS and JavaScript. it dec

Interview Questions of JavaScript

Introduction:  JavaScript is a very popular and powerful client-side scripting language, which are used by every developer. Initially, the motto to implement it was to make dynamic pages and web components but now the day is used in a wide area of software development on the client-side and on the server-side where the JavaScript Engine is available. Some of the few frequently asked questions come from an interview 1. What is a higher-order function in JavaScript? In JavaScript, the higher-order function is a kind of function that can accept another function as an argument or returns a function as a return value or both, just like the delegates in .net. const varfirstOrderFunction = () => console. log ('HI!! this is first order'); const varHigherOrderFunction = ReturnFirstOrderFunction => ReturnFirstOrderFunction(); varHigherOrderFunction( varfirstOrderFunction ); 2. What is Immediately Invoked Function Expression( IIFE) in JavaScript? It is a JavaScript function Immediat

Step-by-step guide to create a carousel with ReactJS and SharePoint List

Carousel is the beautiful control for any kind of web or app solution, it provides a rich user experience by spreading information in the form of media or images, in this blog I am going to tell you how we can implement and deploy the carousel with the help of React JS in SharePoint modern site, with the help of SPFx WebParts. You only need to follow very basic steps to do it. Don't be afraid this is the right blog to implement a carousel with ReactJS and interact with SharePoint List. Building Carousel which interacts with dynamic content is a modern approach, that is easy as we make a cupcake.  you need to follow a few steps and you get it If you are new and learn from the basics please review the below URL and understand the step by step implementation  Implement a basic Carousel with ReactJS and Bootstrap 4 in just 10 minutes if you are familiar with the basic ReactJS and all required libraries, this is the right place for that Introduction we implementing a carousel with Rea