by Bob McCune on February 28, 2012
As I was preparing to post the QuartzDemos project on GitHub I decided to modernize the project and covert it to use Automatic Reference Counting (ARC). Overall this was fairly easy to do despite some of the slightly confusing rules related to bridging between Objective-C objects and Core Foundation types. Everything was looking good on [...]
by Bob McCune on April 8, 2011
The Factory pattern is a frequently used creational pattern to help abstract the creation of an object from its clients. Although there are a few specializations of this pattern I’ll focus on the most commonly used approach and then look at how we can leverage the Objective-C Runtime to make this solution more robust. Let’s [...]
by Bob McCune on June 16, 2008
I would really like to thank all of you who attended the inaugural CocoaHeads meeting last Thursday. I couldn’t have been happier with the turnout and participation from everyone. It was also nice to finally meet many of you with whom I’ve traded emails over the past couple of months. We had a great mix [...]