IOS自动锁屏
[UIApplication sharedApplication].idleTimerDisabled=YES;不自动锁屏
[UIApplication sharedApplication].idleTimerDisabled=NO;自动锁屏
如何获取 iPhone/iPad/iPod Touch的标识符(UDID)?
http://www.baipengsq.com/xpe/portal/5abf51d8-1396-1000-a04c-49737a611cd0?uuid=a1f14727-13a8-1000-977b-49737a611cd0
http://blog.csdn.net/zj510/article/details/40590309
IOS: 通知推送