gist: 77007


  
    
      Ruby #
    
    
      
      
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              # How to find out where a method comes from.
# Learned this from Dave Thomas while teaching Advanced Ruby Studio
# Makes the case for separating method definitions into
# modules, especially when enhancing built-in classes.
module Perpetrator
  def crime
  end
end
 
class Fixnum
  include Perpetrator
end
 
p 2.method(:crime)
#<Method: Fixnum(Perpetrator)#crime>
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