How To Install NVM on Debian 10

NVM is a command-line version manager for the Node.js programming language . With the help of nvm utility, you can install multiple node.js versions on a single machine. You can also choose specific Node version for applications. It also provides an option to auto select Node version using .nvmrc configuration file.

This tutorial will help you to install nvm on Debian 10 Linux system. It will also help you to install different Node version and other useful examples.

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Prerequisites

• A running Debian 10 Linux system with shell access.
• Login with a user account to which you need to install Node.js.

Installing NVM on Debian

You can use a shell script to install NVM on Debian 10 Buster Linux system. Firstly, Open a terminal on your machine. For the remote machines connect via the SSH. Make sure your system have curl command line installed, then execute the nvm installer script on terminal.

sudo apt install curl 
curl https://raw.githubusercontent.com/creationix/nvm/master/install.sh | bash 

Above script makes all the required environment settings to login script of current logged in user. To apply the settings logout and login again to account or just execute below command to do the same.

source ~/.profile   

Installing Node using NVM

You can install multiple Node.js versions using nvm. And use required version for your application from installed Node.js.

Install the latest version of Node.js. Here node is the alias for the latest version.

nvm install node 

To install a specific version of node:

nvm install 12.18.3  

You can choose any other version to install using above command. The very first version installed becomes the default. New shells will start with the default version of node (e.g., nvm alias default).

Working with NVM

You can use the following command to list installed version’s of Node for the current user.

nvm ls 

With this command you can find available Node.js version for the installation.

nvm ls-remote 

You can also select a different version for the current session. This will be current active version for current shell only.

nvm use 12.18.3 

To find the default Node version set for the current user, type:

nvm run default --version 

You can run a Node script with the desired version of node.js using belwo command:

nvm exec 12.18.3 server.js 

Conclusion

This tutorial helped you to install nvm on Debian 10 Buster Linux system. You also get some useful information about uses of NVM.