zhuolaiqiang

摘要： 来自http://blog.csdn.net/omgle/archive/2011/06/29/6574313.aspx第一部分：Push原理(以下绝大多数内容参考自、图片来自iPhone OS Reference Library)机制简介Push的工作机制可以简单的概括为下图图中，Provider是指某个iPhone软件的Push服务器。APNS是Apple Push Notification Service（Apple Push服务器）的缩写，下文统一使用该缩写。因此，整个过程可以分为三个阶段，下面用大家常用的聊天客户端BeejiveIM来说明。（BeejiveIM是一款支持多账户登录的支 阅读全文

摘要： Bells And WhistlesThe iPhone has a set of nice transition animations which makes the experience using it very pleasant. But after a while one get so used of them that one stop noticing that they are even there. But this is not necessary a bad thing. Often I think thatreallygood things doesn’t show a 阅读全文