keychar

能够实现简单类型的插入排序、冒泡排序和快速排序的升序和降序排列。(To achieve a simple type of insertion sort, bubble sort and quick sort of ascending and descending order.)

医院门诊收费系统，在Myeclipse环境下开发，实现了门诊挂号收费、医生开具处方及药库管理、系统管理的功能。(Hospital outpatient billing system developed under the environment in the Myeclipse realized outpatient registration fee, the doctor issued prescription and Drug Storehouse management, system management functions.)

基于springboot2+ shiro+jwt的真正rest api资源无状态认证权限管理框架,开发人员无需关注权限问题,后端开发完api,前端页面配置即可(Based on the real rest API resource stateless authentication permission management framework of spring boot 2 + Shiro + jwt, developers do not need to pay attention to permission issues. after the API is developed, the front-end page configuration can be completed.)

java学习资料，内附源码学习交流。java开发环境(java learning materials, enclosing the source learning exchanges.code)

搭建springboot服务器,集成mybatis 手写demo(Build Springboot server and integrate mybatis handwritten demo)

file菜单—包括两个菜单项（图1）： op 联合开发网 - pudn.com

JAVA 的配置及版本的匹配等 为自学者节约大量的探索时间(JAVA configuration and version of the match to save a lot of exploring time for self-study)

Java串口的一些程序，对初学者有意哦！大家看看吧(Some of the procedures Java serial port, for beginners to oh! Everybody have a look.)

说明：  Java编程基础，关于api中String类中的方法实现，适合Java学习着使用(Java programming foundation, about the method implementation in String class in api, suitable for Java learning to use)

XML的DTD的解析、对XML文件作用的JAVA源代码。(XML DTD parsing XML documents role of the Java source code.)