顯示已安裝
gem list --local
卸載命令:
gem uninstall Rails
gem uninstall Rake
gem uninstall Actionwebservice
gem uninstall Actionmailer
gem uninstall Actionpack
gem uninstall Activesu
顯示已安裝
gem list --local
卸載命令:
gem uninstall Rails
gem uninstall Rake
gem uninstall Actionwebservice
gem uninstall Actionmailer
gem uninstall Actionpack
gem uninstall Activesu