1 /usr/bin/ruby1.8 50 manual mode 2 /usr/bin/ruby1.9.1 10 manual modePress enter to keep the current choice[*], or type selection number: 2 update-alternatives: using /usr/bin/ruby1.9.1 to provide /usr/bin/ruby (ruby) in manual mode.

http://stackoverflow.com/questions/2896485/no-such-file-to-load-rubygems-loaderror$:~/script/git_tutorial/ruby-getting-started$ bundle install /usr/lib/ruby/vendor_ruby/bundler/rubygems_ext.rb:8:in `require': no such file to load -- rubyge…