In Node.js, there are two built-in ways to get the current directory. You can use the__dirnamevariable or theprocess.cwd()method to get the current folder. However, there is a big difference between these two options. The__dirnamevariable (double underscores at the start) is part of co...
Media queries was introduced in CSS3, and is one of the key ingredients for responsive web design. Media queries are used to determine the width and height of a viewport to make web pages look good on all devices (desktops, laptops, tablets, phones, etc). ...
Warning:the version of Node.js included with Ubuntu 20.04, version 10.19, is now unsupported and unmaintained. You should not use this version in production, and should refer to one of the other sections in this tutorial to install a more recent version of Node. To get this version, you ...
To define a middleware function, we callapp.use()and pass it a function. Here’s a basic middleware function to print the current time in the console during every request: server.js constexpress=require('express');constapp=express();app.use((req,res,next)=>{console.log('Time: ',Date....
Node Version Manager, or nvm, is far and away the best method for updating Node.js. You’ll need a C++ compiler, as well as the build-essential, and the libssl-dev packages. Run an update of nvm first, then get the latest packages of Node.js to update your web server environment: ...
If you want to dynamically update the text inside the label to the same value of the width of the progress bar, add the following: Example vari =0; functionmove() { if(i ==0) { i =1; varelem = document.getElementById("myBar"); ...
0 # Switch to it nvm use 20.18.0 # Set as default nvm alias default 20.18.0 For Windows users, use nvm-windows. After running the Windows installer, use the following commands to install and switch the Node.js version. Those commands are the same as in the Linux environment:...
How can I use two versions of Node.js to run two different applications for each version in the same server? For exampleapplication(1) run in nodejs 0.10.32application(2) run in nodejs 0.8.9in the same server 3 Answers Raphael Mu, Awaits the deferred promise of Node.js 1.0. Written...
Below are some of the libraries and packages required to be installed on the system in order to run Jest test scripts. NodeJS and Node Package Manager (npm): NodeJS can be installed using the npm manager or directly using the Windows Installer binary from the nodejs.org website here. ...
Before starting, you have to make sure that all Debian OS packages installed on the server are up to date. You can do this by running the following commands: # apt update # apt upgrade Method 1: Install Node.js and npm from Debian Repository The simple and easiest way to install Node....