Spotting leak patterns
Which of the following snippets keep a ViewController from being deallocated after it leaves the screen (that is, cause a leak)? Select all that apply. Each snippet runs in viewDidLoad, and self is a UIViewController.
Pick all that apply
Memory and ARCMultiple choiceBasics
Which of the following (with no extra measures) create a reference cycle or a permanent l…
#timer #closure
ArchitectureShort answerIntro
Can you explain the Delegate pattern that shows up all over UIKit?
#closure #delegate
ArchitectureMultiple choiceIntro
In which of these situations is NotificationCenter the best fit?
#closure #delegate
Memory and ARCShort answerBasics
A view controller doesn't seem to leave memory after you close its screen. How would you …
#leak