Setup MEAN Stack with Angular 2 in Ubuntu 16.04

Steps to install and configure MEAN stack necessary application in Ubuntu 16.04

Install the following:

1. MongoDB/NoSQL             sudo apt-get install mongod
2. Express JS globally            sudo npm install -g express
3. Angular CLI                       sudo npm install -g angular/cli
4. Node JS and npm               sudo apt-get install nodejs npm

To upgrade to latest NodeJS

sudo npm cache clean -f

sudo npm install -g n

sudo n stable

sudo ln -sf /usr/local/n/versions/node/<VERSION>/bin/node   /usr/bin/nodejs

(NOTICE that the default installation for nodejs is in the /usr/bin/nodejs and not /usr/bin/node)

To upgrade to latest version (and not current stable) version, you can use the following:

sudo n latest

Other useful nifty commands:

npm init

creates a package.json in root for you

npm list

lists all installed packages

npm prune

removes packages not depended on by your project according to your package.json

npm outdated

tells you which installed packages are outdated with respect to what is current in the npm registry but allowable by the version definition in your package.json