Jason Renaldo questions

• USE statement before CREATE VIEW
• Getting tag of object from UITapGestureRecognizer
• How to find a Clang warning flag in Xcode that's not present in build logs
• Debugging WCF service that will not serialize objects
• Why are properties of an immutable object mutable in Swift?
• Make custom image respect tintColor property iOS
• Swift variable decorations with "?" (question mark) and "!" (exclamation mark)

Jason Renaldo answers