Node Version Manager (NVM) installation in Ubuntu 20.04


Install packages

$ sudo apt-get update && sudo apt-get install -qq -y vim git curl net-tools


Install latest Node Version Manager (NVM)

-- current version
https://github.com/creationix/nvm/releases


-- installation

$ LATEST_VERSION=$(curl --silent "https://api.github.com/repos/nvm-sh/nvm/releases/latest" | grep '"tag_name"' | sed -E 's/.*"([^"]+)".*/\1/')

$ curl -o- https://raw.githubusercontent.com/creationix/nvm/${LATEST_VERSION}/install.sh | bash


$ export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"  # This loads nvm
[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"  # This loads nvm bash_completion


$ nvm --version
0.36.0


Install latest Node.js LTS

// install latest LTS
$ nvm install --lts

$ node --version
v12.19.0

or

-- show possible
$ nvm ls-remote

// (Latest LTS: Erbium)
$ nvm install v12.19.0

$ nvm use v12.19.0

-- set default
$ nvm alias default v12.19.0

$ node --version
v12.19.0


For fast switching

$ {
  nvm install v12.19.0
  nvm use v12.19.0
  nvm alias default v12.19.0
}


$ {
  nvm install v8.17.0
  nvm use v8.17.0
  nvm alias default v8.17.0
}


Install latest NPM

$ nvm install-latest-npm

$ npm --version
6.14.8


Possible additional configs


packages.json

"engines": {
    "node": ">=12.13.1",
    "npm": ">=6.13.4"
  },

***

.npmrc

engine-strict=true


Check updates for node packages

$ npm install -g npm-check-updates
$ ncu -u
$ npm install