《21 天学java〉〉练习

客户管理系统是一个典型的数据库开发应用程序，由基础信息维护、客户信息维护、客户服务、信息查询、客户管理、辅助工具、系统管理7部分组成。（jsp+structs）-Customer management system is a typical application of the database development, information from basic maintenance, the maintenance of customer information, customer services, information inquiries, customer management, support tools, system management components 7. (Jsp+ structs)

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用java编的图形用户界面求和，挺简单实用，适合初学者-series with the graphical user interface for peace, they are simple and practical, suitable for beginners

一个jsp上传文件的servlet程序，里面还有一些相关的文件操作方法。-Jsp upload a servlet process, which have a number of relevant documents operation.

JSP精彩编程实例-JSP Programming wonderful examples

开发无状态.有状态的会话Bean,可以结合有电子工业出版社的J2E教材学习，供初学者学习-development without state. A state of the oral Bean, can be combined with electronic publishers J2E learning materials for beginners learning

一个java程序写的计算器，利用applet具有基本的加减乘除功能！-write a calculator, using applet with the basic arithmetic functions!

一个注册系统,Java的Mod1格式的，希望对大家有用-a registration system, the Java Mod1 format, I hope useful for all

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JSP彩色验证码：JSP彩色验证码生成及校验的源代码。-JSP validation code color : Color JSP validation code generation and verification of the source code.