What's the easiest way (in Ruby) to SSH remotely into a bunch of servers and change an environment variable in ~/.bash_profile ? Assuming, I have public key access to these servers and don't have to manually enter a password. Is there a way to do this with Capistrano?What's the easiest way (in Ruby) to SSH remotel
阅读背景：
最简单的方法是为一堆服务器更改环境变量？
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