implicitlyretains 'self'; explicitlymention 'self' to indicate this is intended behavior [-Wimplicit-retain-selfimplicitlyretains 'self'; explicitlymentio
Blockimplicitlyretains 'self'; explicitlymention 'self' to indicate this is intended behavior3.to Auto for Still Capture
[CameraViewController setFlashMode:AVCaptu
implicitlyretains 'self'; explicitlymention 'self' to indicate this is intended behavior [-Wimplicit-retain-selfimplicitlyretains 'self'; explicitlymentio
pub-cache/hosted/pub.dartlang.org/image_saver-1.0.0/ios/Classes/ImageSaverPlugin.m:108:17: warning: blockimplicitlyretains 'self'; explicitlymention 'self' to indicate this is
在人工参考计数模式下,__block id x;具有不保留x的效果。在ARC模式下,__block id x;默认保留x (就像所有其他值一样)。要获得ARC下的手动引用计数模式行为,可以使用__unsafe_unretained __block id x;。两个更好的选择是要么使用__weak (如果您不需要支持iOS 4或OSXv10.6),要么将__block值设置为nil以中断保留周期。
好吧,那么__block变量有什么不同?myController.completionHandler =
这在6.4方面一直在发挥作用:self.imageView.animationImages = imgListArray as[AnyObject]'NSMutableArray' is not implicitly convertible to '[AnyObject]'; did youmean to use 'as' to explicitly convert?如果我尝