gem install rails --version 1.0.0
Fetching: activesupport-1.2.5.gem (100%)
Fetching: activerecord-1.13.2.gem (100%)
Fetching: actionpack-1.11.2.gem (100%)
Fetching: actionmailer-1.1.5.gem (100%)
Fetching: actionwebservice-1.0.0.gem (100%)
Fetching: rails-1.0.0.gem (100%)
Successfully installed activesupport-1.2.5
Successfully installed activerecord-1.13.2
Successfully installed actionpack-1.11.2
Successfully installed actionmailer-1.1.5
Successfully installed actionwebservice-1.0.0
Successfully installed rails-1.0.0
6 gems installed