sudo gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3
-\curl -sSL https://get.rvm.io | sudo bash -s stable --ruby=2.1
+\curl -sSL https://get.rvm.io | sudo bash -s stable --ruby=2.3
mkdir -p ~/src
cd ~/src
-curl http://cache.ruby-lang.org/pub/ruby/2.1/ruby-2.1.7.tar.gz | tar xz
-cd ruby-2.1.7
+curl -f http://cache.ruby-lang.org/pub/ruby/2.3/ruby-2.3.3.tar.gz | tar xz
+cd ruby-2.3.3
./configure --disable-install-rdoc
make
sudo make install