Re: LSP Was: Mixing OO and DB
From: Bob Badour <bbadour_at_pei.sympatico.ca>
Date: Fri, 22 Feb 2008 22:25:12 -0400
Message-ID: <47bf840a$0$4030$9a566e8b@news.aliant.net>
>
>
> Oh snore. You explicitly define your types so you know they won't be
> substitutable and then... Surprise!
Date: Fri, 22 Feb 2008 22:25:12 -0400
Message-ID: <47bf840a$0$4030$9a566e8b@news.aliant.net>
Daniel T. wrote:
> In article <fpmn2j$va9$1_at_aioe.org>, S Perryman <q_at_q.com> wrote:
>
>>Bob Badour wrote:
>
>>Here is the apocrypthal Circle/Ellipse problem as would be specified in >>Liskov/Wing notions :
>
> Oh snore. You explicitly define your types so you know they won't be
> substitutable and then... Surprise!
Which just shows he doesn't really know what circles and ellipses really are. Received on Fri Feb 22 2008 - 20:25:12 CST