On iOS (14/15) I'm trying to pass security scoped bookmarks to user picked files on iCloud Drive between devices but whatever I try: I cannot get urls to be restored on another device running the same...

I am looking for a proper way to definitively check if an URL points to a file or a directory. Files should include filewrapped data like UIDocument using a FileWrapper to wrap its underlying structur...

I'm trying to use -[UIDocument saveToURL:(NSURL *)url forSaveOperation:(UIDocumentSaveOperation)saveOperation completionHandler:(void (^ __nullable)(BOOL success))completionHandler] to save a duplicat...