Overview 概要
Work with higher quality of service classes receive more resources than work with lower quality of service classes whenever there’s resource contention.
Availability 有効性
Technology
typedef enum NSQualityOfService : NSInteger
{
...
} NSQualityOfService;
Work with higher quality of service classes receive more resources than work with lower quality of service classes whenever there’s resource contention.
+ threadPriority
threadPriority
+ setThreadPriority: