
NSInvocation。你好。
在iOS中调用方法的时候超过2两个参数的时候通常使用NSInvocation。 NSInvocation可以处理参数、返回值。 会java的人都知道反射操作,其…

CocoaPods警告:Automatically assigning platform `ios` with version `11.4` on target
警告内容: [!] Automatically assigning platform `ios` with version `11.4` on target `…

CocoaPods警告:Smart quotes were detected and ignored in your Podfile.
警告信息: [!] Smart quotes were detected and ignored in your Podfile. To avoid issue…

iPad使用UIAlertController报错了?
iPad使用UIAlertControllerStyleActionSheet容易掉坑里,先看错误信息: *** Terminating app due to …