huawei

java MD5算法加解密工具类，直接就能够调用(Java MD5 Algorithms Encryption and Decryption Tool Class)

利用JAVA存取数据库中的图片,很好的学习案例(Using JAVA access to images in the , a good case study)

说明：  tomcat源码解析过程文档，详细说明了tomcat从启动到最后结束中间类和方法的调用过程，对于研究java底层源码的启动很有好处。(Tomcat source code parsing process document, detailed description of Tomcat from start to end the call process of intermediate classes and methods, for the study of Java underlying source code start is very helpful.)

JAVA-计算器JAVA-calculator JAVA-calculator (JAVA-Calculator JAVA-calculator JAVA-calculator)

赛车程序：先对赛道和赛车建立模型，再制作GUI和控制算法实现自动驾驶，最终进行统一的系统调度。(Racing procedure: first track and the car model, and then the production of GUI and control algorithm for automatic driving, and ultimately a unified system for scheduling.)

介绍java的三大特性，封装，继承，多态。(Introduced the three major characteristics of java, packages, inheritance, polymorphism.)

java使用snmp4j实现简单的对设备监控源码,完全可以使用，经过过本人测试运行。(Use simple java snmp4j source for equipment monitoring, can be used after the test run over me.)

说明：  提供全国市级边界的shp高分辨率shp文件(21/5000 Provide SHP high resolution SHP files for national municipal boundaries)

storm+kafka应用案例

漏电提醒，可以匹配通讯录，其实里面是两个内容，有未接和无服务时从服务商短信发过来的，两种，这个程序里监听的是电信的漏电短信。(Leakage reminder, you can match the address book, in fact, there are two elements, there are missed, and when there is no service the service providers send messages over two, this program is to monitor telecommunications leakage SMS.)