ipad , iphone , pulse news Posted by Farhad Noorzay on March 11, 2012 http://farhadnoorzay.com/2012/03/11/tips-for-improving-performance-of-your-ios-application/ Objective-C: How to Add Delegate Methods in a Subclass I love design patterns . When understood and used properly they can make your life as a developer so much easier. One of my favorites is the delegate pattern