anchor.diff:  		  Commands),
       ok.
   
  +%%--------------------------------------------------------------------
  +%% Abbreviations
  +%%--------------------------------------------------------------------
  +h() -> help().
  +l() -> list().
  +s() -> show().
  +s(Item) -> show(Item).
  +
   %% --------------------------------------------------------------------
   %% Internal functions
   %% --------------------------------------------------------------------
  
positive.code: 
  -export([db_initialize/0, stop/0, start/0, start_debug/0]).
  -export([start/2, stop/1]).
  -export([help/0, list/0, show/0, show/1]).
  
  start_debug() ->
      dbg:tracer(port, dbg:trace_port(ip, 4711)),
  
negative.code: help() ->
      io:format("Available commands:~n", []),
  
      Commands = [{"help, h", "This help"},
  		{"list, l", "List torrents in system"},
  		{"show, s", "Show detailed information for a given torrent"},
  	        {"stop", "Stop the system"}],
  
      lists:foreach(fun({Command, Desc}) ->
  