... 76 Advanced iOS 4 Programming Creating new classes dynamically If your application requires the creation of new ... "vertices", nil); struct objc_super obS; obS.super_class = [self superclass]; 78 Advanced iOS 4 Programming obS.receiver = self; objc_msgSendSuper(&obS, @selector(dealloc)); } Here, ... performSelector:@selector(cook:withFood:) withObject:@"Spaghetti" withObject:@"meat"]; 80 Advanced iOS 4 Programming When the return type is not an id, the arguments to the method are not objects,...