msn like应用程序如何在iPhone中工作？
[英]How do msn like apps work in iPhone?
问题描述
How is the msn messenger app developed? 
msn Messenger应用程序是如何开发的？ What I want to know is how does the app gets ti know that a new message is received, even while running in the background. 我想知道的是，即使在后台运行时，应用如何知道已收到新消息。 Please refer any code snippets or tutorial. 请参考任何代码段或教程。 Many thanks in advance. 提前谢谢了。
1 个解决方案
解决方案1
3 2010-10-29 11:20:53
Probably with push notification. 可能带有推送通知。
See Local and Push Notification Programming Guide 请参阅本地和推送通知编程指南
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