On Dec 8, 2008, at 6:41 PM, Charles Steinman wrote:
It's the Liskov substitution principle.
THANK you! < stops wracking brain for half-remembered terminology, shuts laptop, wanders into kitchen to the smell of dinner ... >
-- I.S. _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [EMAIL PROTECTED]