So PDFView allows setting the PDFViews scrollView to a UIPageViewController with usePageViewController(_:withViewOptions:)   Q1. How can I access the PDFViews pageViewController so I can set myself as its delegate so I can receive pageViewController(_ pageViewController: UIPageViewController, didFinishAnimating finished: Bool, previousViewControllers: [UIViewController], transitionCompleted completed: Bool)  …

I’m getting an error within my “viewDidLoad()” function. It is line 57 and the error after the app crashes reads Thread 1: EXC_BAD_INSTRUCTION (code=EXC_I386_INVOP, subcode=0x0) The source code is here: import UIKit import CoreData var intentionsArray: [NSManagedObject] = [] class ViewController: UIViewController, UINavigationControllerDelegate, UITableViewDataSource {…

Hey everyone, I keep getting the “this class is not key value coding-compliant for the key xxx” error with my app when I press the addIntention button, which corresponds to the addIntention IBAction. I am unable to figure out what is wrong with it. Here…

Hello     I added on UINavigationBar 3 UIBarButtonItem. So I need add badge on each of this UIBarButtonItem. I look on xcode Attribute inspector and dont find badge option, like on tabbaritem Is It possible add badge programatically on UIBarButtonItem? Powered by WPeMatico