iOS8需知

1.UILocalNotification.alertTitle8.2+ iOS8需知
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2.导航条添加tap手势,iOS8上页面销毁手势依然存在,点击导航条crash,区分iOS9以上及以下 UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(removeMenuView)];
【iOS8需知】[self.navigationController.view addGestureRecognizer:tap];

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