摘要：
苹果Mac OS X操作系统下，隐藏文件是否显示有很多种设置方法，最简单的要算在Mac终端输入命令。显示/隐藏Mac隐藏文件命令如下(注意其中的空格)：显示Mac隐藏文件的命令：defaults write com.apple.finder AppleShowAllFiles -bool true隐藏Mac隐藏文件的命令：defaults write com.apple.finder AppleShowAllFiles -bool false设置后重启下FinderKillAll Finder 阅读全文
摘要：
1.转载[NSThread detachNewThreadSelector:@selector(delTargetBook) toTarget:self withObject:nil];-(void)delTargetBook{ NSAutoreleasePool *pool =[[NSAutoreleasePool alloc] init]; //代码部分 //代码部分 //回主线程执行 [self performSelectorOnMainThread:@selector(didDelTargetBook) withObject:nil waitUntilDone:NO]; [pool r 阅读全文
摘要：
1.转载 dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_HIGH, 0), ^{ // Show the HUD in the main tread dispatch_async(dispatch_get_main_queue(), ^{ // No need to hod onto (retain) MBProgressHUD *mbp = [MBProgressHUD showHUDAddedTo:self animated:YES]; mbp.labelText = @" 解压中,请等待... 阅读全文