dan questions

dan answers

• How to pass BOOL variable as parameter in Objective-C?
• Check for object type fails with "is not a type" error
• Going crazy with UserDefaults in Swift[UI]
• SFSafariViewControllerDelegate methods not called when assigning delegate to something other than view controller
• Is MyViewController in the window hierarchy?
• Using the guard condition in the body of statement
• Color in SCNNodes
• Initializer for conditional binding must have Optional type, not 'UIView'
• Static computed variable gets instantiated more than once
• swift 3 prepare(for segue: ) function broken? [duplicate]