In the previous article, we have seen how to configure DigitalOcean Droplet. Now let's proceed further to set up our application repository and Ngnix with Phusion Passenger on the DigitalOcean droplet.

1. Install RVM and Ruby

We will install ruby using Ruby Version Manager(RVM) as it gives more flexibility to manage multiple ruby versions on the same system over rbenv, chruby, etc. Import RVM GPG key, before installing RVM:

gpg --keyserver hkp://keys.gnupg.net --recv-keys...

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