iOS 音量键的监听的方案
在iOS上,如何监听用户的音量键行为
在iOS上,如何监听用户的音量键行为
When you use the Auto Layout leading and trailing attributes (not the right and left attributes), most of the user interface appears mirrored in right-to-left languages.
在用 Swift 做开发时,我们可以使用 weak 或是 unowned 打破类实例和闭包的强引用循环。我们来看下 weak 和 unowned 的相同和不同之处。
this SDK is not supported by the compiler (the SDK is built with 'Apple Swift version 5.5.2 (swiftlang-1300.0.47.5 clang-1300.0.29.30)', while this compiler is 'Apple Swift version 5.7.1 (swiftlang-5.7.1.135.3 clang-1400.0.29.51)'). Please select a toolchain which matches the SDK.
本文主要解决这个问题:Error Domain=UISceneErrorDomain Code=101 "None of the requested orientations are supported by the view controller. Requested: landscapeRight; Supported: portrait"