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Learn JavaScript: Programming, Code, JS Commands, Applications

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Closure Functions in JS
Closure functions are simply a function within a function. It's a bit of a mouthful, but closures allow you to write neat and robust code. There are numerous applications for them. For example, you can use them in your loops to get the current index, as shown below. With this, we can make a map function that returns an array. Loops are a fundamental part of programming, and often you'll need to use the same [...]
Web Scraping Using Cheerio.Js
Web scraping refers to a process of data extraction from a website. Users can manually perform web scraping to identify crucial information but a better and faster way is to use bots for extracting valuable content from the websites. Websites contain company contacts, stock prices, product details, and other useful data. Another exciting thing about web scraping is that it can provide underlying HTML code and database content to replicate the information anywhere the user [...]
Create Games in JavaScript: Tetris and Sudoku
Create a Tetris Game Using JavaScript A few days back, I was learning JavaScript concepts. In order to sharpen my skills, I thought to myself let's make a game. After searching for some old games such as snake, mines, Tetris, etc., I decided to make a Tetris game. Well, This is not the most exciting game, but I have enjoyed developing it. The game looks as below: You can check the source code at this [...]
Golang vs. Node JS  – Which is better for Web Development
Go is an open-source, statically typed, compiled (Go's run-time does not include a virtual machine), garbage-collected computer language from the C family. It is primarily employed in back-end development. In contrast, Node JS isn't just another well-known programming language. It is a cross-platform open-source run-time environment for executing JavaScript code. Its frequently used to create back-end services (also known as APIs). These APIs power client applications, whether web apps, mobile apps, or desktop apps. JS [...]
ExpressJS – Lightweight Yet Powerful NodeJS Module
Express is the Node.js web application framework. It provides users with a robust set of features for developing mobile and web applications. ExpressJs helps provide a more straightforward API to work with the front-end and back-end of any application. Moreover, it takes care of the low-level protocols and procedures for the developers. Moreover, this module is fast and asynchronous. The original author TJ Holowaychuk released ExpressJS in 2010 as free and open-source software under the [...]
5 Popular Standalone JavaScript Spreadsheet Libraries
We present you with the top 5 Popular JS spreadsheets for building web apps to process Big data. Very well known in the web development industry, Spreadsheet Libraries are pre-coded applications that you can use to create your applications by using them in your code. It makes coding efficient for programmers and developers. Spreadsheet libraries are primarily used to handle enormous amounts of data in Tech Firms, businesses, and other required places. JavaScripts Spreadsheet libraries [...]
The Best and Most Essential JavaScript Test Automation Frameworks in 2022
When it comes to web and app development, JavaScript is the first one that comes to the mind of developers. That’s no surprise since JavaScript provides us with a ton of test automation frameworks. These frameworks run tests against applications that are running in real browsers. They interact with your applications in a way that a user would. Right now, there are a lot of test automation frameworks to choose from. So, we have decided [...]
Discover the List of 50 JavaScript Commands in 2022
As the most common programming language, it is imperative that programmers and developers understand JavaScript code and JS commands. Developers with mastery over JavaScript code are the most valuable to employers. If you are new to web development and programming language, you will want to familiarize yourself with the JavaScript commands list. In learning JavaScript, it is essential that you learn about the best JS commands because this will allow you to craft JavaScript code [...]
Javascript Programming Cheat Sheet for Beginners
Javascript, or popularly JS, is a text-based programming language. It is popularly used both for front-end and backend programming for client-side and server-side programming. The language is common;y used to impart an interactive element that allows the users to engage with the web pages. In addition, the language is used for updating content, controlling multimedia, and also for animating images. Javascript allows for creating dynamic and interactive pages by web developers. It is an easy-to-learn [...]
TOP-12 JavaScript Advanced Interview Questions
You can easily bolster your chances of success if you prepare judiciously. Be it an interview or an examination hall. You need prudence and clever preparation tricks, and these both are pretty achievable. Below mentioned are some questions that can prove to be of immense help in your following interview.  Q.1 Define the specific role of “Close()” in JavaScript? Ans. The role of “Close()” is quite imperative in JavaScript since it helps the user in [...]