In JavaScript, Array is a variable that can store multiple types of data together, an array can have a number, a string, a boolean, object, etc. There is no fixed data type and length of an array in JavaScript which…
Generating Random Numbers can be useful for multiple purposes. This tutorial provides a complete guide to generating random numbers in JavaScript. Before we dive deep into the process, let’s see some of the common use cases for generating random numbers.…
A MongoDB database has multiple collections. These collections can store millions of documents(data in MongoDB is called a document) and we can fetch all the data from a collection by performing a read operation using different methods like the collection.find(). These…
A class is a concept of Object Oriented Programming(OOP). Object Oriented Programming is an essential concept in programming, it helps to reduce the difficulty of scaling the application. It provides a way to concatenate various method and property to create…
JavaScript allows to perform mathematical operations on strings without throwing an error or warning, but the result may not be the expected result, so it is suggested to first convert it into an integer. The strings in JavaScript can be…
Visual Studio is an IDE(Integrated Development Environment) from Microsoft available for Windows, macOS, and Linux to build web applications, ISO and Andriod Apps, Web Server, etc. It supports all popular languages and frameworks such as C, C++, C#, Python, JavaScript, etc.…
Data Access is an essential feature of any application. An application that can’t have access to data is nothing but a static website, these websites hardcode the information on their page, they are exhausting, hard to update, and not scalable.…
The Readline Module is a built-in module in NodeJS used for reading the input stream and providing resultant output. This module implements the process input stream and output stream to give the functionality of reading input and providing resultant output.…
Util Module provides many utility methods used for scaling the NodeJS application and in the development of modules. It is a built-in NodeJS module, so it is not required to install it using NPM or Yarn. Syntax: The syntax for…
A Video Streaming Application is used to play videos. Examples of video streaming applications are Youtube, Netflix, etc, this application have a huge number of videos in their database and has a system to play those videos. In this tutorial,…