anchor.diff:          cut/2,
           date/1,
           date/2,
  -        date_unix_epoch/1,
           default/2,
           default_if_none/2,
           dictsort/2,
  
positive.code: %% @doc Returns a plural suffix if the value is not 1. By default, this suffix is 's'.
  pluralize(Number, Suffix) when is_binary(Suffix) ->
      pluralize_io(Number, binary_to_list(Suffix) );
  
  pluralize(Number, Suffix) when is_list(Suffix) ->
      pluralize_io(Number, Suffix).
  
  
negative.code:     date(Input, "F j, Y").
  
  %% @doc Formats a date according to the given format.
  date(Input, FormatStr)
    when is_tuple(Input)
         andalso (size(Input) == 2 orelse size(Input) == 3) ->
      erlydtl_dateformat:format(Input, FormatStr);
  date(Input, _FormatStr) ->
      io:format("Unexpected date parameter: ~p~n", [Input]),
      "".
  
  %% @doc If value evaluates to `false', use given default. Otherwise, use the value.
  default(Input, Default) ->
  