https://gist.github.com/kristopherjohnson/5262561
Example of using AFNetworking to download a file (copied from...
Example of using AFNetworking to download a file (copied from https://github.com/AFNetworking/AFNetworking/issues/589) - afnetworking_downloadFile_example.m
download a fileexampleusingafnetworkingcopied
https://draven.co/afnetworking2/
AFNetworking 的核心 AFURLSessionManager（二） - 面向信仰编程
afnetworking