Module: Enumerable

Defined in:
lib/overwrite.rb

Instance Method Summary collapse

Instance Method Details

#duplicatesArray

Get duplicates

Returns:



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# File 'lib/overwrite.rb', line 56

def duplicates
  inject({}) {|h,v| h[v]=h[v].to_i+1; h}.reject{|k,v| v==1}.keys
end