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How to survive in post Rails' world

How to survive in post Rails' world

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SHIBATA Hiroshi

October 10, 2011
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  1. RAA

  2. h1 = {‘ruby’ => ‘programming’} h2 = {‘ruby’ => ‘programming’}

    h1.each {|k,v| p k.object_id} => 2164547280 h2.each {|k,v| p k.object_id} => 2164501920 IUUQSBJMTPOFEHFCMPHTQPUDPNVTJOHTZNCPMTIUNM
  3. h1 = {:ruby => ‘programming’} h2 = {:ruby => ‘programming’}

    h1.each {|k,v| p k.object_id} => 388828 h2.each {|k,v| p k.object_id} => 388828
  4. )PX

  5. )'"