In this article, we are going to comprehend the error “nvm: command not found” and also see how to fix it. Node Version Manager (nvm) is a handy tool that allows you to manage different versions of Node.js on your system. It’s great for developers who need to switch between Node.js versions for various projects. […]
Fixing “NVM Command Not Found” Error in Node.js Read More »
In this article, we are going to find a way to prevent the installation of “devDependencies” NPM modules for Node.js (package.json). But before diving deep into it let’s discuss a short introduction to the basics of NPM and package.json. Introduction to NPM Node.js is a popular JavaScript runtime that has become essential in web development.
Preventing the Installation of ‘devDependencies’ NPM Modules in Node.js Read More »
In this article, we are going to discuss about “EADDRINUSE: address already in use” error in Node/Express. The “EADDRINUSE” error is a common issue encountered when developing Node.js applications with the Express framework. The line “address already in use” means the program wanted to use a particular “address” on your computer, but some other program
Resolving ‘EADDRINUSE: address already in use’ Error in Node.js Read More »
Let’s say you are building an application and you want to create functionality by which users can download their data locally to their system. The most suitable file format that you can give for downloading can be a PDF. PDF stands for Portable Document Format, a widely used format for distributing documents while preserving actual
Python fpdf Module – Beginners Guide Read More »
People are usually confused about which to choose MongoDB or MySQL. Well, here is the moment of truth. MongoDB provides us with so many useful operators that you can perform any type of action using them. Whether it is extremely simple or exceptionally complex, you can easily find an operator for it. We have covered
$gt and $lt Operators in MongoDB: Basic Guide Read More »
Whenever you are writing Node.js code on your system you have to run the “node index.js” command to execute the code written in the “index.js” file. Suppose you have made some changes to the “index.js” file and even after saving the file you will see there are no changes reflected in the application. After updating
Update Code Without Restarting Node Server Read More »
Node.js is an open-source server-side runtime environment allowing developers to use JavaScript to create scalable, high-performance network applications. Unlike traditional web development, where JavaScript is primarily used on the client side, Node.js allows JavaScript code to be executed on the server. Node.js has undergone numerous version releases since its initial launch. The two major releases,
Node.js 10.x vs Node.js 8.x: A Version Comparison Read More »
NumPy is one of the popular Python libraries that offers a wide variety of arithmetic and numerical functions. This article aims to clarify how to perform addition operations on NumPy arrays using the numpy.add() and addition operator. We will look at both ways in detail so that you can use the one that best suits
NumPy Array Addition with numpy.add() and Addition Operator Read More »
What is programming without variables? Variables form an integral part of programming by taking different forms of data as required during the execution of the program. These different forms of data are called data types & this article shall focus on exploring in detail the different data types that are available in Python. Python Data
Python Data Types – Easily Explained! Read More »
In Node.js we perform a lot of operations on data, which involves transferring data simultaneously from server to client and from client to server. There may be a possibility of a data breach while transferring data. To avoid this we can encrypt the data and then decrypt it later to get the same output ensuring
Encrypt and Decrypt Data in Node.js Using Crypto: A Step-by-Step Guide Read More »