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Series
In this tutorial series, we will understand the Fundamentals of NodeJs and learn to use Javascript on the server side.
What is a Module in Node.js? In NodeJS, every JS file is a module. Consider modules to be the same as JavaScript libraries. A set of functions, variables, you want to include in other JS files (modules) of your application. Built-in Modules Node.js h...
Node Package Manager (NPM) provides two main functionalities - Online repositories for node.js packages/modules which are searchable on search.nodejs.org Command line utility to install Node.js packages, do version management and dependency manageme...
The node command is the one we use to run our Node.js scripts: node script.js If we omit the filename, we use it in REPL (Read Evaluate Print Loop) mode: node Note: REPL also known as Read Evaluate Print Loop is a programming language environment(B...
In this section, let's try to understand the difference between the Nodejs and Browser JS Both the browser and Node.js use JavaScript as their programming language. Building apps that run in the browser is a completely different thing than building ...
The most common example Hello World of Node.js is a web server: Before creating an actual "Hello, World!" application using Node.js, let us see the components of a Node.js application. A Node.js application consists of the following three important c...
Install Node.js and npm on Ubuntu using the official repository Node.js is available on Ubuntu. So all you need to do is to open a terminal and use the following command: sudo apt install nodejs To install npm, use the following command: sudo apt ins...
