文件file

1.文件存储
http://blog.youkuaiyun.com/xushuaic/article/details/8815563
http://blog.youkuaiyun.com/eyishion/article/details/51502849
http://blog.youkuaiyun.com/zhoumushui/article/details/51361007
http://blog.youkuaiyun.com/lianchen/article/details/48015663
http://blog.youkuaiyun.com/FishSeeker/article/details/51232259
http://blog.youkuaiyun.com/hester_hester/article/details/51335133
2.文件类型
2.1.Android的.so文件http://www.jcodecraeer.com/a/anzhuokaifa/androidkaifa/2015/0818/3322.html