JavaScript
In JavaScript, objects are fundamental data structures that store key-value pairs. When working with objects, it is often necessary to determine if a specific key exists. This article will explore several methods to check for the existence of a key in a JavaScript object, including the in operator, the hasOwnProperty(
Fastapi
Web browsers provide built-in methods and objects known as JavaScript web APIs (Application Programming Interfaces). These objects and methods interface with different parts of the browser’s functionality and web page manipulation by JavaScript. {{< gallery dir=“pdf/javascript-web-apis” class=“” height=“400” width=“400” webp=“true” command=“Fit” option=“” zoomable=
JavaScript
In the world of web development, interactivity is paramount. The ability to create responsive and engaging web applications is a hallmark of a successful web developer. One of the core aspects of building interactive web applications is event handling. JavaScript, as the language of the web, provides powerful mechanisms for
Asynchronous
JavaScript asynchronous programming allows you to handle functions that might take a long time to perform. Some of these may include fetching data from an external server, reading files or performing time-consuming tasks. The following are some instances of how JavaScript can be used for asynchronous programming: {{< gallery dir=
JavaScript
In the rapidly evolving world of web development, staying updated with the latest features and updates is crucial. Last week, Vercel unveiled Next.js 15, showcasing some impressive new features such as partial pre-rendering. However, this is just the beginning of a wave of game-changing updates in JavaScript frameworks over
JavaScript
Creating a JavaScript snake game is a fun and rewarding project for both beginners and experienced developers. The snake game is a classic and simple concept, making it an excellent project to practice your JavaScript skills. In this article, we will walk through the steps to create a basic snake
JavaScript
While building front-end applications, saving data directly in the user’s browser is very common. Luckily, JavaScript offers simple Web Storage APIs that make this easy. These tools let you save and retrieve data on the client side whenever you need it. I’ll break down these APIs in this
JavaScript
This post is a continuation of my previous post for “Top Javascript Coding Round Questions For Beginners”. This is part 2 of this series and will talk about some more important javascript interview questions for the coding round and provide the working code example and explanation. Through these posts, my
Redux
Redux is a state management library for JavaScript applications, particularly useful in managing the state of large and complex applications. It provides a predictable and centralized way to manage the application’s state and makes it easier to understand, debug, and maintain the state transitions. Key Concepts of Redux: 1.
React Hooks
React Hooks are a set of functions that allow you to add state and other React features to functional components. They were introduced in React 16.8 as a way to use stateful logic in functional components without the need for class components. Hooks provide a more concise and intuitive
JavaScript
The JavaScript array is a versatile and fundamental data structure that lies at the heart of modern web development. While many developers are well-acquainted with the array’s power in storing multiple values, there’s a hidden gem within the realm of arrays that deserves its spotlight—the length property.
React
The useState hook is one of the core React Hooks that allows you to add state to functional components. With useState, you can introduce dynamic data and interactivity into your components without the need for class components. This hook is used for managing local component state and is particularly useful