121: “Responsive and smooth UIs”, with special guest Adam Bell

Adam Bell returns to the podcast to discuss different techniques and approaches for optimizing UI code, and how to utilize tools like animations in order to build iOS apps that feel fast and responsive.

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Links

• Adam on Twitter
• John on Twitter
• Motion
• CloudKit
• Debouncing
• CATransaction
• Grand Central Dispatch
• UITraitCollection
• SIMD
• CAAnimation
• Modifying a view’s transform
• Snapshotting a UIView
• CALayer
• View controller transitions
• Extracting the animation curve used for keyboard presentation
• Adding spring parameters to a UIView animation
• beginFromCurrentState animation option
• Intro and outro music by Dariusz Dziuk