日记2

关于Ubuntu下apt的一些用法及和yum的比较
https://www.cnblogs.com/tswcypy/p/3976879.html

ubuntu apt 代理设置
https://www.cnblogs.com/yudar/p/4645549.html

https://blog.csdn.net/east5683/article/details/27801453

https://www.jb51.net/os/Ubuntu/297166.html

https://my.oschina.net/aiguozhe/blog/36884

http://www.linuxdiyf.com/linux/15711.html

https://zhuanlan.zhihu.com/p/37452109

读懂diff
http://www.ruanyifeng.com/blog/2012/08/how_to_read_diff.html

安装chrome
https://www.google.cn/chrome/
https://blog.csdn.net/Amberdreams/article/details/80954277