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sudo apt-get install python-software-properties sudo apt-add-repository ppa:brightbox/ruby-ng sudo apt-get update sudo apt-get install ruby2.1 ruby2.1 -v ruby 2.1.0p0 (2013-12-25 revision 44422) [x86_64-linux-gnu]
ahjesus ubuntu10.4安装ruby2.1.1,码迷,mamicode.com
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原文地址：http://www.cnblogs.com/ahjesus/p/3695480.html
