Install nodejs ubuntu/debian

setup_nodejs.sh

#!/bin/bash
# VERSION=node_7.x
# VERSION=node_6.x
# VERSION=node_5.x
# VERSION=node_4.x
# VERSION=node_0.12
VERSION=node_0.10

DISTRO="$(lsb_release -s -c)"
echo "deb https://deb.nodesource.com/$VERSION $DISTRO main" | sudo tee /etc/apt/sources.list.d/nodesource.list
echo "deb-src https://deb.nodesource.com/$VERSION $DISTRO main" | sudo tee -a /etc/apt/sources.list.d/nodesource.list
curl -s https://deb.nodesource.com/gpgkey/nodesource.gpg.key | sudo apt-key add -

cat <<EOF | sudo tee /etc/apt/preferences.d/nodesource
Package: *
Pin: origin deb.nodesource.com
Pin-Priority: 600
EOF

sudo apt-get update
sudo apt-get install nodejs

node -v
npm -v