RSS订阅原创 ios 后台数据请求AFNetwork常遇见的1016错误与3840错误的解决方法
错误提示：Error Domain=NSCocoaErrorDomain Code=3840 "The operation couldn’t be completed. (Cocoa error 3840.)" (JSON text did not start with array or object and option to allow fragments not set.) UserIn
2015-07-23 16:04:12
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