class Hash
Public Instance Methods
-(o)
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# File lib/sup/util.rb, line 499 def - o Hash[*self.map { |k, v| [k, v] unless o.include? k }.compact.flatten_one_level] end
select_by_value(v=true)
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# File lib/sup/util.rb, line 503 def select_by_value v=true select { |k, vv| vv == v }.map { |x| x.first } end