sudo apt-get install ruby#find an folder and:git clone https://github.com/rubygems/rubygems.git cd rubygemruby setup.rb
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sudo apt-get install ruby#find an folder and:git clone https://github.com/rubygems/rubygems.git cd rubygemruby setup.rb
转载于:https://www.cnblogs.com/yedeying/p/3680441.html