How to Use UIPageViewController to Build Tutorial ScreensEditor’s note: For the very first time you launch an app, you’ll probably find a series of tutorial screens to walk you through the basic features. It’s a common practice to explain how the app works. This week, we’ll show you how to build a similar type of tutorials by using UIPageViewController. The UIPageViewController class was introduced into the iOS 5 SDK as a mechanism to implement a page t
