AngularJS setup in Linux

1. Remove the older NPM / NODE / NG modules
    sudo apt purge ng-common ng-latin
    sudo apt purge node
    sudo apt purge npm
    sudo apt-get update

2. Install new version
     curl -sL https://deb.nodesource.com/setup_11.x | sudo -E bash - sudo 
OR
     curl -sL https://deb.nodesource.com/setup_11.x | sudo -E bash
      apt-get install -y nodejs
OR
     sudo apt-get update  
     apt-cache policy nodejs  
     sudo apt install nodejs
     sudo npm install -g @angular/cli

   npm --version
   node --version

3. Go to your folder
    npm install

4. type
    ng serve --host=ip

 OR to run in background
    nohup ng serve --host=ip &


RUN = http://ip:4200