anchor.diff:  start_link(Params) ->
       gen_server:start_link({local, ?SERVER}, ?MODULE, Params, []).
   
  +test_fetch() ->
  +    gen_server:call(?MODULE, test).
  +
  +
   %% ------------------------------------------------------------------
   %% gen_server Function Definitions
   %% ------------------------------------------------------------------
   
   init(Args) ->
       io:format("~p~n", [Args]),
  -    {ok, []}.
  +    {ok, Args}.
   
  +handle_call(test, _From, State) ->
  +    Consumer_key = proplists:get_value(consumer_key, State),
  +    Access_token = proplists:get_value(access_token, State),
  +    Consumer_secret = proplists:get_value(consumer_secret, State),
  +    {reply, request(Consumer_key, Access_token, Consumer_secret), State};
   handle_call(_Request, _From, State) ->
       {reply, ok, State}.
   
  
positive.code: %% Internal Function Definitions
  %% ------------------------------------------------------------------
  
  
  build_oauth_details(Consumer_key, Access_token) ->
      [
  
negative.code:     "Authorization: OAuth " ++ string:join([lists:flatten(io_lib:format("~p=\"~p\"", [Key, Value])) || {Key, Value} <- Oauth_details], ", ").
  
  unix_time() ->
      {Megasecs, Secs, _Microsecs} = os:timestamp(),
      Megasecs * 1000000 + Secs.
  
  % http://stackoverflow.com/questions/12916539/simplest-php-example-for-retrieving-user-timeline-with-twitter-api-version-1-1
  