app/core_ext/string.rb
# Returns a normalised Levenshtein distance between this string and that provided in the argument. This is expressed
# as a float between 0.0 (no change) and 1.0 (everything changed).
Returns a normalised Levenshtein distance between this string and that provided in the argument. This is expressed
as a float between 0.0 (no change) and 1.0 (everything changed).
Returns a normalised Levenshtein distance between this string and that provided in the argument . This is expressed as a float between 0 . 0 ( no change ) and 1 . 0 ( everything changed ) .
def normalized_distance( str_other )
    Levenshtein.normalized_distance(self, str_other)
  end
def normalized_distance ( str_other ) Levenshtein . normalized_distance ( self , str_other ) end
Returns a normalised Levenshtein distance between this string and that provided in the argument.
Returns a normalised Levenshtein distance between this string and that provided in the argument .
str_other