Interface Builder Core Concepts

The Interface Builder feature built into Xcode makes it easy to create world-class interfaces using a design canvas. Learn how to use storyboards to arrange the views of your app, and employ Auto Layout to ensure your design adapts to changes in screen size, orientation, and localization. See how to easily wire up connections between your beautiful UI and your implementation code using the Assistant editor.

WWDC 2013 - Session 405 - iOS, macOS