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JavaScript

JavaScript is a widely used language and covers all domains from frontend web development to Server development to Desktop applications and much more. It is currently, as an universal programming language.

Web Development

What is MERN Stack? (+ MEAN vs MERN vs LAMP)

This article at OpenGenus serves as an introduction to the MERN stack, exploring each component and highlighting their combined potential for building robust and efficient web applications.

Bhavesh Chandani
JavaScript

SEO in React JS

We will delve deeper into the implementation of Helmet and explore its benefits in optimizing React websites for search engines.

sentayhu berhanu sentayhu berhanu
JavaScript

Multithreading in JavaScript

Developers can now leverage multithreading capabilities to execute tasks in parallel, significantly enhancing the performance of their JavaScript applications.

sentayhu berhanu sentayhu berhanu
JavaScript

Comprehensive List to NPM Commands

In this article at OpenGenus, we've put together a comprehensive list of all the NPM commands you'll ever need, along with explanations of what they do and how to use them.

Shreyas Sukhadeve Shreyas Sukhadeve
JavaScript

React Quiz App

In this article at OpenGenus, we have explored how we can develop an online quiz app with reactjs. A quiz app is a software application designed to present a series of questions to the user in order to test their knowledge or understanding of a particular subject.

sentayhu berhanu sentayhu berhanu
JavaScript

How to develop an online file converter in React?

In this article at OpenGenus, we are going to develop a really simple application with react, node and sharp. The application is going to have a minimal logic and will help you understand better how basic react can make your life simpler when developing something on the web.

Julia Marcal Julia Marcal
JavaScript

31 Node.js Projects [with source code]

In this article at OpenGenus, we have listed 31 core projects that should be implemented in Node.JS and will be a strong addition to the portfolio of the JavaScript developer.

sentayhu berhanu sentayhu berhanu
Node.JS

Image recognition web app using Express JS

In this article at OpenGenus, we will explore how to make image recognition with ExpressJS, a popular Node.js web framework.

sentayhu berhanu sentayhu berhanu
JavaScript

JavaScript vs TypeScript

In this article at OpenGenus, you must have the complete idea of the similarities and differences between JavaScript and TypeScript.

Ekene Emeka Nwachukwu
JavaScript

Documentation with Swagger

In this article at OpenGenus, we are going to discuss the importance of documentation, how learning to document your systems is going to help you become a better programmer and systems architect and why should you use swagger when developing an API.

Julia Marcal Julia Marcal
JavaScript

Doubly linked list in JavaScript

In this article at OpenGenus, I will explain what are doubly linked lists and how to implement them using JavaScript.

Virag Kormoczy Virag Kormoczy
JavaScript

Typescript with jest

In this article at OpenGenus, we are going to talk about jest particularly in typescript scope, why should you test your code? Why use jest with typescript? And what developing method use?

Julia Marcal Julia Marcal
Web Development

Develop Menu-based Help Chatbot using HTML, CSS and JavaScript

In this article, I will explain a menu-based chatbot designed and implemented using HTML, CSS, Bootstrap, JavaScript, and jQuery. It is deployed as a prototype to OpenGenus IQ's homepage.

Reshma Patil
JavaScript

JavaScript Debugging

Error will most likely occur whenever you write a code. The debugger in JavaScript is a function that request any available debugging functionality, such as setting a breakpoint. If no debugging functionality is used, it will have no effect on the code.

Oluwafunsho Anthony Oluwafunsho Anthony
JavaScript

How to check if same URL is open in another tab?

It is important to be able to detect whether the same URL is already open in another tab. In this article, we will explore how to check if the same URL is open in another tab.

sentayhu berhanu sentayhu berhanu
JavaScript

How to detect if user changes tab in browser?

In this article, we will discuss how to use the Page Visibility API to detect tab changes in HTML and JavaScript.

sentayhu berhanu sentayhu berhanu
JavaScript

Empty / Undefined / Null in JavaScript

In this article, we will learn the concept of empty, undefined and null in JavaScript and how to use JavaScript to check the Empty, Null and Undefined string on the client/user side for authentication purpose.

Oluwafunsho Anthony Oluwafunsho Anthony
JavaScript

User Input in JavaScript

In this article, we will explore the basics of user input in JavaScript and how it can be used to create dynamic and interactive web applications.

Deepti Sharma
HTML

Different ways to Redirect a webpage

In this article at OpenGenus, we have explained how to redirect a webpage using JavaScript and natively in HTML. We have developed demos to demonstrate the ideas with code examples.

Oluwafunsho Anthony Oluwafunsho Anthony
JavaScript

Objects in JavaScript [Practical Guide]

Detailed article on object creation, access methods and various built-in methods of object in JavaScript.

Dharmik Patel
JavaScript

Detecting key press in JavaScript

Detecting key presses in JavaScript can be very useful for many applications, including games, text editors, and form input validation. In this article, we will explore the different ways of detecting key presses in JavaScript with code snippets and images.

Deepti Sharma
JavaScript

Calendar with JavaScript

We can do so many things with the JavaScript programming language and I enjoy building things with it, this time, I made a calendar of 12 months. I will walk you through the steps on how I created this calendar using JavaScript.

Virag Kormoczy Virag Kormoczy
JavaScript

Built-in Hash Table in JavaScript

In this article, we will explore how hash tables work in JavaScript, with examples and tips. Built-in Hash Table in JavaScript involve using a Map with 2 key methods set and get.

sentayhu berhanu sentayhu berhanu
JavaScript

Calculator with JavaScript

In this article, I will explain the steps on how I created a calculator with JavaScript with User Interface using HTML and CSS.

Virag Kormoczy Virag Kormoczy
HTML

Delete an element in HTML DOM [3 ways]

Deleting an element from HTML DOM can be accomplished in a variety of ways, depending on the task at hand. In this article, we will explore different ways to delete an element in HTML DOM.

Deepti Sharma
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