Install NodeJS - wollardj/Mandrill GitHub Wiki
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NodeJS is distributed in a tarball which is perfectly suited for unpacking directly into /usr/local/.
curl -O http://nodejs.org/dist/v0.10.26/node-v0.10.26-linux-x64.tar.gz
sudo tar --strip-components 1 -C /usr/local -zxf node-v0.10.26-linux-x64.tar.gz
rm node-v0.10.26-linux-x64.tar.gz