线程间通信
摘要://创建url NSURL *url = [NSURL URLWithString:str]; //创建请求 NSURLRequest *request = [NSURLRequest requestWithURL:url]; //发送请求// NSOperationQueue *queue = ...
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posted @
2015-09-24 00:32
菜鸟onTheLoad
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延迟执行
摘要:// 延迟执行不要用sleep,坏处:卡住当前线程 [NSThread sleepForTimeInterval:(NSTimeInterval)];// 一旦定制好延迟任务后,不会卡主当前线程[self performSelector: withObject: afterDelay:];//n秒后...
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posted @
2015-09-23 00:11
菜鸟onTheLoad
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