NodeJS

Upgrade your Server to NodeJS LTS Version from old versions

If you have NodeJS already installed , then first remove the current installation.

sudo apt-get remove --purge nodejs npm

Now lets install NodeJS LTS 4.4.0 Argon –
curl -sL https://deb.nodesource.com/setup_4.x | sudo -E bash -
sudo apt-get install -y nodejs

You might need to link to node
sudo ln /usr/bin/nodejs /usr/bin/node

Verify
node -v
node -pe process.release.lts

Standard