TODO

python 二维数组创建

jupyternotebook 特性

list 和 str 类方法总结

6.12

Python super 的理解

单例模式总结

元类 https://www.liaoxuefeng.com/wiki/0014316089557264a6b348958f449949df42a6d3a2e542c000/0014319106919344c4ef8b1e04c48778bb45796e0335839000

正则表达式 https://www.liaoxuefeng.com/wiki/0014316089557264a6b348958f449949df42a6d3a2e542c000/00143193331387014ccd1040c814dee8b2164bb4f064cff000

帮师兄做的几题 整理下 http://mingxinglai.com/cn/2012/09/generate-permutation-use-stl/ https://segmentfault.com/a/1190000002486075 https://liam0205.me/2016/01/31/binomial-in-cpp/ http://www.jb51.net/article/36454.htm https://blog.csdn.net/deepmindman/article/details/52264007

动态规划 背包 https://blog.csdn.net/z702143700/article/details/48998335

NumPy masked array datetime and timedelta

http://pyzh.readthedocs.io/en/latest/Descriptor-HOW-TO-Guide.html#id9 python 描述器

http://pyzh.readthedocs.io/en/latest/python-magic-methods-guide.html python 魔术方法