favorite learning link

Xpath

https://www.cnblogs.com/chenshaoping/p/5540434.html

Awk Sort

https://www.cnblogs.com/chengmo/archive/2010/10/09/1846696.html

Python urllib2

https://www.cnblogs.com/psv-fuyang/articles/7851017.html

腾讯短信调用

https://blog.csdn.net/LONG_Yi_1994/article/details/80753093

Centos6 升级python

https://blog.csdn.net/jcjc918/article/details/11022345

Android studio

http://www.androiddevtools.cn/

Android SDK platform 版本对应网址

https://developer.android.com/studio/releases/platforms

安卓虚拟机 AVD emulator

https://blog.csdn.net/huxp370/article/details/80395209

Banner

http://www.network-science.de/ascii/

http://www.bootschool.net/ascii