Learn the basic concept for scroll views: understanding frames and bounds.
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/72767/video-tutorial-scroll-view-school-part-1-getting-started
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/72767/video-tutorial-scroll-view-school-part-1-getting-started