homework81

Keep an eye on the open ports in your local pc. A java written port scanner which looks for the open ports in the given server and logs a report of them.

利用JAVA实现试题库系统，可以自动组卷，内含数据库MDF文件以及实验报告(Realization of database system using JAVA, you can auto generating test paper, embedded database MDF files and test reports)

(4)结果映射：将操作数据库的结果按照映射的配置进行转换，可以转换成HashMap、JavaBean或者基本数据类型，并将最终结果返回(result mapping: transform the result of the operation database according to the configuration of the mapping, which can be converted into HashMap, JavaBean or basic data type, and return the final result)

JavaSE基础，Java 反射机制编程，是J2EE的基础部分之一，是一个难点。我亲自调试编译过的，绝对有用，如果觉得不错，请留言。谢谢！ (Java Foundation,It is useful to New Learners!)

本书从Hadoop的缘起开始，由浅入深，结合理论和实践，全方位地介绍Hadoop这一高性能处理海量数据集的理想工具。全书共16章，3个附录，涉及的主题包括：Hadoop简介 MapReduce简介 Hadoop分布式文件系统 Hadoop的I/O、MapReduce应用程序开发；MapReduce的工作机 MapReduce的类型和格式 MapReduce的特性 如何构建Hadoop集群，如何管理Hadoop Pig简介：HBase简介；Hive简介：ZooKeeper简介；开源工具Sqoop，最后还提供了丰富的案例分析。(This book starts the origin of Hadoop the shallower to the deeper, combination of theory and practice, all-round introduce the Hadoop that a ideal tool can process massive data sets . The book has 16 chapters and 3 appendices, topics covered include: Hadoop MapReduce Hadoop distributed file system the development of I/O, MapReduce Hadoop application MapReduce working machine the type and format of MapReduce MapReduce characteristics how to construct a Hadoop cluster, how to manage the Hadoop Pig Description: HBase introduction Hive: ZooKeeper Sqoop open source tools, and finally provide a rich analysis of the case.)

utility class for converting jce/jca DH objects objects into their org.bouncycastle.crypto counterparts.

利用Swing组件在弹出式菜单项间画分隔线(Drawing split line in Popumenu by java swing.)

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.)

《head first java》的源代码(" Head first java" source code)

一个导出业务流程的小工具类，使用的是DB2数据库(A small export business process tools, using a DB2 )