class Array
combines two arrays stolen from Juan Matias (jmrepetti) from stackoverflow.com
Public Instance Methods
combine(a)
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# File lib/dust/helper.rb, line 5 def combine a return a if self.empty? return self if a.empty? aux = [] self.each do |self_elem| a.each do |other_elem| aux << [ self_elem, other_elem ] end end aux.map {|elem| elem.flatten } end