From: Gavin Kistner <gavin@...>
Date: 2005-02-11T11:17:09+09:00
Subject: Re: attr

On Jan 24, 2005, at 9:25 AM, Robert Klemme wrote:
>> .  def a?
>> .    @a ? true : @a
>> .  end
>
> Why not "def a?() @a end"?

I personally always define them as:
def a?
	!!@a
end

to ensure a boolean value is returned.