http://www.iostipsandtricks.com/ios-local-notifications-tutorial/
http://www.cocoachina.com/bbs/read.php?tid=68932&fpage=4 关于远程推送
http://www.iostipsandtricks.com/ios-local-notifications-tutorial/
http://www.cocoachina.com/bbs/read.php?tid=68932&fpage=4 关于远程推送