摘要:
首先看iOS的,Scheduling Timers in Run LoopsA timer object can be registered in only one run loop at a time, although it can be added to multiple run loop m... 阅读全文
摘要:
开始看到这2个名字,总感觉NSUrlConnection才是主要的网络请求类,其实不是,先看官方文档An NSURLConnection object lets you load the contents of a URL by providing a URL request object. The... 阅读全文