Understanding Virtual DOM and Its Role in ReactJS

Title: The Virtual DOM: An In-depth Look at how React Utilizes it The term ‘Virtual DOM’ is consistently used in discussions concerning the JavaScript library, React.js. When first-hand users are questioned about why they prefer React.js, one of the most common responses is ‘Virtual DOM’. To fully comprehend the React library’s profit and functionality, it’s …

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How Keys Impact Performance and Efficiency in React Lists

React.js allows developers to create large web applications that can change data without reloading the page. However, one significant challenge when working with React is managing and manipulating lists effectively. One key feature of the React framework is a mechanism for effectively handling changes in dynamic lists. In this system, the ‘key’ value plays an …

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Understanding One-Way Data Flow in ReactJS

ReactJS, a JavaScript framework created by Facebook, has gained widespread popularity among developers for its user-friendly interface and high-end proficiency in building creative user interfaces. A fundamental concept of ReactJS, which significantly contributes to its isn’table utility and control, is ‘one-way data flow’. This model is of paramount importance in managing app state predictably and …

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How Does React Handle Events and Event Handling

It’s essential to understand that an event is an action or occurrence, such as a mouse click or keystroke, recognized by software. React elements cannot directly work with browsers’ DOM (Document Object Model). Instead, they work with a virtual DOM. Hence, React has its own event system, SyntheticEvent, which is fully compatible with the W3C …

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Props vs State – ReactJS

ReactJS, a popular JavaScript library for creating user interfaces, has completely transformed front-end development. It drills down on building reusable ‘components’, each managing their own state and props. The terms ‘State’ and ‘Props’ are fundamental concepts every React developer needs to understand. However, they can be easily misunderstood regardless of the developer’s level of expertise. …

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What is the purpose of using Redux with ReactJS? How does it work

In the world of front-end development, libraries like ReactJS have simplified the process of creating dynamic and interactive user interfaces. Yet, it becomes slightly complex for larger applications requiring state management and data propagation. Here is when Redux comes into the picture. Redux is a predictable state container for JavaScript applications that aid in managing …

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ReactJS: Lifting State Up

If you’ve been working with React for any time, you may have encountered the term “lifting state up.” It’s a common phrase in React development circles, but what does it mean? What Is State in React? Firstly, it’s necessary to understand what “state” means within the context of a React application. In React, the state …

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What are higher-order components in ReactJS

As a modern, declarative, and flexible JavaScript library, ReactJS continues to evolve to offer expanded capabilities and improve overall performance in developing scalable and fast applications. One of React’s advanced features is the higher-order component (HOC) that empowers developers to reuse component logic and enhance the functionality of their React components. So, precisely what are …

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ReactJS Tutorial: Start Learning Today

Learning coding languages for building web applications is vital in our technology-driven era. ReactJS has gained immense popularity among developers in the last few years. If you’re still pondering whether to learn ReactJS or not, let us simplify the decision for you. Here are five compelling reasons why you should start learning ReactJS today. Welcome …

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What is JSX in ReactJS

React was developed by Facebook to solve their own issues with large applications and since its release in 2013, it has exploded in popularity. But, what about this “JSX” that you often hear associated with React? What exactly is JSX? JSX, short for JavaScript XML, is a syntax extension for JavaScript. It was written to …

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What are the key features of ReactJS

ReactJS is an open-source JavaScript library for building user interfaces (UIs) for single-page applications (SPA). Facebook and a group of individual developers and companies maintain React, which plays a major role in powering some of the most popular web applications like Facebook, Instagram, WhatsApp, and more. Here, we will discuss the key features that make …

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What are controlled and uncontrolled components in ReactJS

In web development, especially when using libraries such as ReactJS, you will likely come across terms like “controlled” and “uncontrolled” components. These terms often confuse beginners, particularly those transitioning from other programming concepts or languages, largely because they are unique to React. Each component in React has a lifecycle that makes it easy to predict …

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Server-Side Rendering Vs Client-Side Rendering

Having delved into the differences between Reactjs and Nextjs, we shall now examine the disparities between server-side and client-side rendering. Understanding the differences between these rendering concepts is key to choosing the right approach for your next project. Introduction to Server Side Rendering (SSR) and Client Side Rendering (CSR) In web development, rendering is crucial …

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The Best Programming Language for Cross-Platform Mobile App

Searching for the best programming language for developing a cross-platform mobile app can be quite a hassle. Let’s immediately delve into the subject. Understanding Cross-Platform and Native Mobile App Development Cross-platform development involves creating applications that run on multiple operating systems, like iOS and Android, using a single codebase. Flutter, React native, and Xamarin are …

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Reactjs vs Nextjs

Today, we’re discussing a comparative analysis between two popular JavaScript libraries — Reactjs and Nextjs. Despite being built on the same foundation, they vary considerably in usability, feature set, and performance optimization. Understanding Reactjs and Next.js Reactjs, or just React, is a JavaScript library for building user interfaces. Reactjs allows you to build user interfaces …

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