INSTALL NODEJS Version 4 estable curl -sL https://deb.nodesource.com/setup_4.x | sudo -E bash - sudo apt-get install -y nodejs
Version 6 curl -sL https://deb.nodesource.com/setup_6.x | sudo -E bash - sudo apt-get install -y nodejs
sudo apt-get update sudo apt-get install nodejs
INSTALL NPM sudo apt-get install npm
update npm sudo npm i -g npm
INSTALL ANGULAR CLI sudo npm install -g @angular/cli