RMI:
https://www.jianshu.com/p/de85fad05dcb、
Red-black tree:
https://www.cnblogs.com/wskwbog/p/11236136.html
https://blog.csdn.net/cckevincyh/article/details/53128576
spring pointcut expression section
https://www.jianshu.com/p/fbbdebf200c9
idea Debug use
https://www.cnblogs.com/lisa2016/p/11131160.html
Reverse generating MyBatis Genaretor
https://blog.51cto.com/tianxingzhe/1741268
git common commands
https://www.cnblogs.com/rever/p/11434652.html
Usage logs
https://blog.csdn.net/flysun3344/article/details/80555746
spring boot, spring cloud, java foundation ...