iOS Navigation
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How to Intercept the Navigation Bar Back Button in UIKit
Learn how to detect when the navigation bar back button is tapped in UIKit using isMovingFromParent, custom bar button items, or UINavigationControllerDelegate.
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Fix: Custom UIBarButtonItem Flickers on Push Transitions in UIKit
Stop custom UIBarButtonItem instances from flickering during navigation transitions in UIKit by assigning persistent identifiers or reusing shared items.