jinziqi

2.设计一个简单的课程管理系统（CourseManager）。主要功能包括： (1)课程信息的录入。主要包括：课程号（no）、课程名（name）、学分（grade）等； (2)课程信息的查询。根据课程号、课程名和学分等查询课程的信息。注意：查询结果可能不唯一。 (3)课程信息的修改。根据课程号查询到指定课程的信息，再用新的内容替换。 (4)课程信息的删除。根据课程号删除指定课程的信息。 设计时，采用层次化设计法，将类分为界面层（ui）、功能层（business）和持久层（persistence）3层，放在不同子包中。整个系统的代码放在exe4_2包中。(2. Design a simple course management system (CourseManager). Key features include: (1) entry program information. Including: course number (no), course name (name), credits (grade) and the like (2) information about courses. Information based curriculum, course name and credit and other inquiries courses. Note: query results may not be unique. (3) Course modify information. Inquiry based curriculum to the specified courses, and then replaced with new content. (4) Delete course information. Remove a specified course of information based curriculum. Design, the use of hierarchical design method, the class is divided into the interface layer (ui), the functional layer (business) and persistence (persistence) 3 layers in different sub-packages. The system code in the exe4_2 package.)

基于Java的新闻发布系统，所用的技术包含Struts,Spring,Hibernate，包含人员，角色，新闻主题，新闻文章以及文章评论等功能(Java based news publishing system, the technology used in Struts, Spring, Hibernate, including personnel, role, news topics, news articles and article reviews and other functions)

hadoop mepreduce wordcount 代码(hadoop mepreduce wordcount)

这是我培训期间的JSD代码 希望对大家有用 大家相互学习 给李点哇 (this good)

说明：  spring mvc 搭建的一套框架，里面权限控制，拦截器，日志都有了(Sprmvc builds a framework, which includes permission control, interceptors, and logs.)

利用开源的源码为一个朋友的V3手机手机写的科学计算器，个人觉得很好用。开发平台为Netbeans + Moto的SDK，可以用这个源码为任何一个支持java的手机写个类似的计算器(The use of open source code for a friend)

1 取字符串所有汉字首字母 2 取汉字字符串的首字母(A string of all the characters take the first letter of two characters to take the first letter of a string)

Test Target Class Source Code for Andriod.

用于网页上表格内容排序，点击列的名称，可以对该列进行排序(Used to form the content of web pages to sort, click column name, you can sort the list)

本代码只是简单实现了办公系统的一小部分，使用struts等框架，只适合初学者参考。(This code simply implements a small part of office systems, such as using the struts framework, reference is only suitable for beginners.)