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kenn/gist:977702

Created May 17, 2011 23:58
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gistfile1.rb
> require 'socket'
> s=TCPSocket.new('localhost',27017)
=> #<TCPSocket:fd 3>
> require 'net/ping'
> s=TCPSocket.new('localhost',27017)
Errno::ECONNREFUSED: Connection refused - connect(2)
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