This page contains material accompanying my presentation at the iPhone Developer Conference 2012, Stuttgart, Germany.
You can download the presentation slides as a PDF file (in German) and download the sample code .
Note that I have not updated the sample project for the current version of Xcode. It has been created with Xcode 4.5.1 with the iOS 6.0 SDK and may not work on more recent systems.
The slides, documentation and written materials are licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.