I was trying to install Ruby Version Manager for installing Ruby on Rails.
I am following this link. : https://www.digitalocean.com/community/articles/how-to-install-ruby-on-rails-on-ubuntu-12-04-lts-precise-pangolin-with-rvm
However, I am getting this error.
$ curl -L get.rvm.io | bash -s stable --auto % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 184 100 184 0 0 8 0 0:00:23 0:00:20 0:00:03 562 100 11861 100 11861 0 0 251 0 0:00:47 0:00:47 --:--:-- 1974 Warning, --auto is deprecated in favor of --auto-dotfiles. Downloading RVM from wayneeseguin branch stable % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 124 100 124 0 0 5 0 0:00:24 0:00:23 0:00:01 35 100 1631k 100 1631k 0 0 5867 0 0:04:44 0:04:44 --:--:-- 11223 Could not download 'https://github.com/wayneeseguin/rvm/archive/stable.tar.gz'. curl returned status ''. 
man curl | grep '<the-errror-number>'