How do I (easily) delete a constraint in Interface Builder in Xcode 6

Question

Assume you\'ve selected an object and you have the Size Selector in the Utilities panel open. You can see the list of constraints applied to the object. In the list of constrain

Answer 1

If you want to delete ALL constraints from a viewController simply turn off auto layout and then reenable it (or don't) and all of the constraints will be gone.