anchor.diff:  -export([help/0]).
   
   % General
  --export([l/0, mm/0, la/0]).
  +-export([l/0, mm/0, la/0, write_term/2]).
   
   % OS
   -export([cmd/1, debug_binary/1]).
  
positive.code: 
  debug_binary(Bin) ->
      io:format("Binary: ~s~n", [[ <<(X+$0)>> || <<X:1>> <= Bin]]).
  
negative.code: command_help(Command, Help, Usage) ->
      format("~-30s -- ~s. Usage: ~p~n", [Command, Help, Usage]).
  
  %%%===================================================================
  %%% General
  %%%===================================================================
  
  write_term(Path, Term) ->
      file:write_file(Path, io_lib:fwrite("~p.~n", [Term])).
  
  trace_to_group_leader() ->
      dbg:tracer(process, {fun(Msg, _) -> io:format("~p\n", [Msg]) end, []}).
  
  