Après avoir installé rvm, mis à jour le fichier .gmrc, mis à jour rubygems et lancé gem install rails -v ">=3.1.0rc"
$ rails -v
/usr/local/lib/site_ruby/1.8/rubygems/dependency.rb:247:in `to_specs': Could not find rails (>= 0) amongst [] (Gem::LoadError)
from /usr/local/lib/site_ruby/1.8/rubygems/dependency.rb:256:in `to_spec'
from /usr/local/lib/site_ruby/1.8/rubygems.rb:1182:in `gem'
from /var/lib/gems/1.8/bin/rails:18
myhome@myhome-mini:~$ gem env
RubyGems Environment:
- RUBYGEMS VERSION: 1.6.2
- RUBY VERSION: 1.9.2 (2011-02-18 patchlevel 180) [i686-linux]
- INSTALLATION DIRECTORY: /home/myhome/gems
- RUBY EXECUTABLE: /home/myhome/.rvm/rubies/ruby-1.9.2-p180/bin/ruby
- EXECUTABLE DIRECTORY: /home/myhome/gems/bin
- RUBYGEMS PLATFORMS:
- ruby
- x86-linux
- GEM PATHS:
- /home/myhome/gems
- /usr/lib/ruby/gems/1.8
- GEM CONFIGURATION:
- :update_sources => true
- :verbose => true
- :benchmark => false
- :backtrace => false
- :bulk_threshold => 1000
- "gemhome" => "/home/myhome/gems"
- "gempath" => ["/home/myhome/gems", "/usr/lib/ruby/gems/1.8"]
- REMOTE SOURCES:
- http://rubygems.org/