iOS / Objective-C App Delegates Explained Using Birds

As I build upon my understanding of Objective-C, I’ve been working to better understand the concept of a delegate and when they should be used.  In searching for clarity, I came upon an explanation by Mark Hernandez the administrator of iPhoneDevForums.com. For posterity, I’ve copied Mark’s explanation here. For his full explanation and his code… Continue reading iOS / Objective-C App Delegates Explained Using Birds

Fix for Terminating App Due to Uncaught Exception 'NSInvalidArgumentException'

I’ve been experimenting with a multiview iPhone / iOS app with a tab-based navigation and came across an error and solution for “unrecognized selector sent to instance.” In one of the tab’s views I had a standard button with a Touch Up Inside event that I had connected to a buttonClicked method in the view’s… Continue reading Fix for Terminating App Due to Uncaught Exception 'NSInvalidArgumentException'