Setup node.js in Ubuntu

node.js install

sudo apt-get update

# Install a special package
sudo apt-get install -y python-software-properties python g++ make # Add a new repository for apt-get to search
sudo add-apt-repository ppa:chris-lea/node.js

# Update apt-get’s knowledge of which packages are where
sudo apt-get update

# Now install nodejs and npm
sudo apt-get install -y nodejs