https://blog.csdn.net/longzhutengyue/article/details/95534447?spm=1001.2101.3001.6650.4&utm_medium=distribute.pc_relevant.none-task-blog-2~default~BlogCommendFromBaidu~default-4.pc_relevant_default&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2~default~BlogCommendFromBaidu~default-4.pc_relevant_default&utm_relevant_index=9
https://blog.csdn.net/m0_57285325/article/details/116108900?utm_medium=distribute.pc_relevant.none-task-blog-2~default~baidujs_title~default-1.pc_relevant_default&spm=1001.2101.3001.4242.2&utm_relevant_index=4
https://laker.blog.csdn.net/article/details/110748107?spm=1001.2014.3001.5502
java: 基础，集合，JVM, 多线程。
spring 框架 spring boot微服务
mysql数据库 redis
中间件 mybatis
