When I create an NSObject subclass, I always get an empty implementation. There are some things I always put in my code like pragma marks and -dealloc methods. I prefer to just
Take a look at this article that describes how to create user defined templates in xcode.
I've also created a description on how to do this, this tutorial was based on Xcode 3.2.2 and 3.2.3 (beta at the time of writing):
http://www.sodeso.nl/?p=895