Are you developing a little CLI tool in Node.js and want to be able to prompt users to enter input from the command line? Node.js provides the readline module precisely for this purpose. It offers an interface for reading data from a readable stream such as process.stdin, one line at ...
We are going to useNode.jsto make our CLI if it wasn’t clear from the title itself. Why? Because the Node.js ecosystem has thousands of extremely useful packages that we can utilize to achieve what we are trying to do. Whatever it may be that you are trying to do, it is highly ...
The PPA will be added to your configuration and your local package cache will be updated automatically. You can now install the Node.js package in the same way you did in the previous section. It may be a good idea to fully remove your older Node.js packages before installing the new ve...
Because you want your program to run as fast as possible, you want the JavaScript engine to be able to continue working while it waits for a response from an asynchronous operation. In order to do that, it adds the asynchronous task to a task queue and continues working on the next task...
The first step is to run the below command in the command prompt windows. This command is taken from the Chocolatey web site and is the standard command for installing Node.js via Chocolatey. The below command is a PowerShell command which calls the remote PowerShell script on the Chocolatey...
Chocolatey:If you have Chocolatey installed, you can run the CMD or Windows PowerShell and run the commandchoco install nodejsto automatically download and install Node.js and NPM. Scoop:If you use the Scoop package manager, open the Command Prompt or PowerShell and run the commandscoop instal...
The require line finds the “http” library within the Node.js installation, and stores it to the http object in dependency injection. This is a standard Node.js convention, and should be held as fairly sacrosanct. The second line uses the built-in process object to access the surrounding ...
With Node.js you can use JS to programmatically manipulate files with the built-in fs module. Learn how Node.js' fs module provides useful functions.
1) COMMAND LINE VERSION CHECK C:\>node -v v19.0.0 C:\>node Welcome to Node.js v19.0.0. Type ".help" for more information. > As in the introduction, simply runnode -vornode --versionin the command line to get the Node version. But of course, the version number is also right ...
Thepasswordtype will hide input from the user. This allows users to provide sensitive information that should not be seen: constinquirer=require('inquirer');inquirer.prompt([{type:'password',name:'secret',message:'Tell me a secret',},]).then(answers=>{// Displaying the password for debug ...