UIKit
View controllers, events, and the framework SwiftUI still sits on top of.
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2 concepts · about 15 minutes of reading · 2 interview questions
- Not startedBeginner8 min
UIViewController Lifecycle
Which callback fires when, and what work belongs in each one.
- Not startedIntermediate7 min
The Responder Chain
How a touch or an action finds something willing to handle it.
Quiz this category
Ten questions drawn from everything in UIKit.