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chrisseaton/gist:53ae0b3a0eb8a2d59abe

Created August 11, 2014 14:28
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gistfile1.txt
$ ruby -v
ruby 2.1.2p95 (2014-05-08 revision 45877) [x86_64-darwin13.0]
$ irb
irb(main):001:0> x = 12.5
=> 12.5
irb(main):002:0> y = 12.5
=> 12.5
irb(main):003:0> z = x
=> 12.5
irb(main):004:0> x.object_id
=> 92323792361095170
irb(main):005:0> y.object_id
=> 92323792361095170
irb(main):006:0> z.object_id
=> 92323792361095170
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