编译 | 核子可乐、Tina苹果正式宣布将 Swift Build 开源，并纳入 Swift 项目，致力于为所有 Swift 用户提供更强大且统一的跨平台构建体验。Swift Build 作为 Xcode 的底层构建引擎，已为数百万 App ...

Even simple apps can grow into complex view hierarchies and now Xcode 6 implements a new feature to visually explode the layers of the current screen giving you a birds-eye view of every UI element.