Learn the basics of object-oriented programming, so you can better understand the Swift code you are writing.
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/5993-your-first-ios-app/lessons/12
This is a companion discussion topic for the original entry at https://www.raywenderlich.com/5993-your-first-ios-app/lessons/12
libMobileGestalt MobileGestalt.c:890: MGIsDeviceOneOfType is not supported on this platform.
(lldb)
the program breaks at : targetValue = Int.random(in : 1…100)
@dragonboat Please make sure you’re using the latest version of Xcode (Xcode 10). Also try running the downloadable project attached to this video and see if that works - if so, compare that to your own project.