Learnitweb

Author: Editorial Team

  • Selection Sort in Java

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    1. Introduction Selection Sort is a straightforward, comparison-based sorting algorithm that divides the array into two sections: In every iteration, the algorithm selects the minimum element from the unsorted part and places it at the beginning of the unsorted section, effectively expanding the sorted section by one element. 2. How Selection Sort Works – Conceptual…

  • Interceptors in a React Application

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    1. Introduction In any real-world React application, you’ll likely need to make network requests to a backend server. Often, you want to intercept these requests and responses to: This is where interceptors come in. Interceptors are functions that sit between your application and the actual network call. They allow you to hook into Axios’s request/response…

  • Loading different theme CSS files based on locale in React Application

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    1. Introduction For a Vite-based React application, loading different theme CSS files based on locale dynamically is a bit different than in Create React App, especially because Vite doesn’t automatically copy files from public/ unless explicitly referenced. Use dynamic import() to load CSS modules from src/ instead of relying on public folder. 2. Directory Structure…

  • Push Notification in React Web App

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    1. What Are Push Notifications in Web Apps? Push notifications in web applications allow your site to send notifications to users, even when the browser is not open, as long as the service worker is active in the background. These are commonly used for: Push notifications rely on two main technologies: They also require a…

  • What is a Service Worker?

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    1. Introduction A Service Worker is a powerful feature in modern web development that enables your web applications to run in the background—even when the browser is closed—and to provide rich offline experiences, background syncing, and push notifications. It is an essential building block of Progressive Web Apps (PWAs). 2. What is a Service Worker?…

  • JavaScript Event Loop

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    1. Introduction JavaScript is a single-threaded language, meaning it runs on a single call stack, executing one line of code at a time. However, it still manages to handle asynchronous operations like API calls, timeouts, user interactions, and file I/O efficiently. This ability is powered by the Event Loop, an integral part of the JavaScript…

  • Insertion Sort in Java

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    1. Introduction to Insertion Sort Insertion Sort is a simple and intuitive sorting algorithm. It is widely taught in computer science courses because it demonstrates the basic concept of sorting by comparison and shifting. The algorithm mimics the way we sort playing cards in our hands — by inserting one card at a time into…

  • Progressive Web App

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    1. What is a Progressive Web App (PWA)? A Progressive Web App (PWA) is a type of application software delivered through the web, built using standard web technologies such as HTML, CSS, and JavaScript, but with functionalities and features that give users an experience similar to native mobile apps. It’s a hybrid approach that combines…

  • Bubble Sort in Java

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    1. What is Bubble Sort? Bubble Sort is a simple sorting algorithm used to arrange elements in ascending or descending order. It works by repeatedly comparing adjacent elements and swapping them if they are in the wrong order. The largest elements “bubble” to the top of the list (i.e., the end of the array) after…

  • Machine Learning Development Life Cycle (MLDLC)

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    The Machine Learning Development Life Cycle refers to a systematic process followed to build, deploy, and maintain machine learning models in real-world environments. It ensures that ML projects are developed in an organized, efficient, and reproducible manner while meeting business and technical goals. 1. Problem Definition Understanding the problem is the cornerstone of any ML…