Install node.js on linux

install

#!/bin/bash

# Get the latest version no.
version=$(wget --quiet --output-document - \
  http://nodejs.org/dist/latest/SHASUMS.txt |
  head --lines 1 |
  cut --fields 3 --delimiter " " |
  cut --fields 2 --delimiter "-")

name=node-$version-linux-x64

# Retrieve
echo Retrieveing $name.tar.gz
wget --output-document /tmp/$name.tar.gz \
  http://nodejs.org/dist/$version/$name.tar.gz

# Inflate
tar --gzip --extract --file /tmp/$name.tar.gz --directory /tmp

# Install
echo Installing
cp --recursive --force /tmp/$name/bin/node /usr/bin/node
cp --recursive --force /tmp/$name/lib/node_modules /usr/lib/
ln --symbolic ../lib/node_modules/npm/bin/npm-cli.js /usr/bin/npm

# Cleanup
rm --recursive --force /tmp/node-v*-linux-x64*