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Install Rubygem in Ubuntu 8.10
In ubuntu 8.10, gem version is too low to install latest rails. And ubuntu forbid command gem update --system
To install latest gem in Ubuntu 8.10, please follow these instruction:
- Goto http://rubyforge.org/projects/rubygems/ to download latest rubygem-update-???.gem
- Run following commands:
sudo gem install rubygem-update-3.??.gem
sudo update_rubygems
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