How to resize Title in a navigation bar dynamically

Question

I have some views that show up in a navigation controller. Two of these views have a longer title for the navigation bar.

The problem is that when the title is too

Answer 1

In case you have a view added into titleView, and you want to resize the view, you can use this code (Swift 3):

self.translatesAutoresizingMaskIntoConstraints = false
self.layoutIfNeeded()
self.sizeToFit()
self.translatesAutoresizingMaskIntoConstraints = true