How To Install Linux, nginx, MySQL, Rails stack on Ubuntu 14.04
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Since a 404 error is being shown up at http://ryanbigg.com/2014/10/ubuntu-ruby-ruby-install-chruby-and-you/, you may refer the same (cached) content from here: http://www.itechnospot.com/blog/techy-news/ryan-bigg-ubuntu-ruby-ruby-install-chruby-rails-and-you/
The DigitalOcean one-click Rails app gives you this setup right out of the box. For all the details, check out:
If you want to set it up yourself, check out these tutorials:
You can follow this blog
http://ryanbigg.com/2014/10/ubuntu-ruby-ruby-install-chruby-and-you/
https://www.digitalocean.com/community/tutorials/how-to-deploy-a-rails-app-with-passenger-and-nginx-on-ubuntu-14-04