https://github.com/adah1972/geek_time_cpp/archive/refs/heads/master.zip
https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#S-philosophy
https://www.jianshu.com/p/e4f4a34da6ba
https://blog.csdn.net/woalss/article/details/103610453
