FLEX (Flipboard Explorer) is a set of in-app debugging and exploration tools for iOS development. When presented, FLEX shows a toolbar that lives in a window above your application. From this toolbar, you can view and modify nearly every piece of state in your running application. Access any live object via a scan of the heap. View the file system within your app's sandbox. Browse SQLite/Realm databases in the file system. Trigger 3D touch in the simulator using the control, shift, and...