anchor.diff:      {{Year,Month,Day},{Hour,Min,Sec}} = calendar:now_to_datetime({A,B,C}),
       "\"" ++ lists:flatten(io_lib:format("~4w-~2..0w-~2..0wT~2..0w:~2..0w:~2..0wZ",
           [Year,Month,Day,Hour,Min,Sec])) ++ "\"".
  +
  +
  +is_proplist(List) ->
  +    is_list(List) andalso
  +        lists:all(fun({_, _}) -> true;
  +            (_)      -> false
  +        end,
  +        List).
positive.code: 
  riak_search_decode_value(V) when is_binary(V) ->
      binary_to_list(V);
  riak_search_decode_value(V) ->
      V.
  
  
negative.code: %% -*- coding: utf-8 -*-
  -module(boss_db_adapter_riak).
  -behaviour(boss_db_adapter).
  -export([init/1, terminate/1, start/1, stop/0, find/2, find/3, find/7]).
  