I\'m trying to install Ruby on Ubuntu 16.04. However when I enter to following command to terminal:
$ \\curl -sSL https://get.rvm.io | bash -s stable --ruby
This appear a port issue, Try this:
gpg --keyserver hkp://keys.gnupg.net:80 --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3