function cannot change buttons behavior

Hi all, I have two functions increase and decrease which control the number of sides of a polygon. I want to call a - (void)function that disables the buttons if the current number of sides are equal to the maximum number of sides. 1) One problem is that "button.enabled=YES/NO" does not get cal

Deleted Ressource folder

Hi, I accidentally "deleted" the Resource folder from the "Groups & Files" list.. I cannot find the xib file anymore.. it must still be there, of course, but how do I get that folder back with its content.. I'm thanks in advance for helping me out. -M

short question but I don't know how to describe it

Hi, I can substitute a String with %@ and an int with %d... like in return @"Hi I am %@ and %d years old", name, age; what is the right command to substitute a bool and a float? I cannot find any reference at apple's docs. does anyone have a list of those commands? thank you! -M___

Re: short question but I don't know how to describe it

Thanks to everyone who answered me. I appreciate your effort. -M Am 08.03.2010 um 23:16 schrieb Ed Wynne: > > On Mar 8, 2010, at 4:55 PM, Nick Zitzmann wrote: >> On Mar 7, 2010, at 5:07 PM, Marx Bievor wrote: >> >>> I can substitute a String with %@ and an int wit