On Fri, Jun 26, 2009 at 4:00 AM, Fabian
Streitel<karottenreibe / googlemail.com> wrote:
>> This is the pattern I use:
>>
>> http://pastie.org/516343 <http://pastie.org/516343>
>
> I only see one problem with that: You can't assign nil or false to the
> attribute that way.
> And I have to say that's pretty much one of the most essential features I
> use -- all the time :-)

Really?  Can you give me an example?