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Exe4_2
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.)
- 2020-12-09 21:29:20下载
- 积分：1
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Crawler
网络爬虫小程序
有命令行版和GUI版本
（Crawler.java为命令行版本，CrawlerUI.java为GUI版本）
界面使用swing
需要Mysql数据库(Web crawler applet command line version and GUI version (Crawler.java the command line version, CrawlerUI.java GUI version) requires Mysql database interface using swing)
- 2012-10-14 21:16:13下载
- 积分：1
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socket_program
实现socket客户端向服务器单向通信，并借助窗体进行输入数据。(One-way communication to achieve socket client to the server, and with the form input data.)
- 2014-06-01 12:39:18下载
- 积分：1
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Desktop
基于web的java开发设计，作业管理系统。源码加文档，功能齐全。(Java-based web development and design, and job management system. Source plus documents, fully functional.)
- 2015-04-02 16:55:18下载
- 积分：1
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ShanghaiBus
一个java应用程序，实现公交换乘的信息查询功能，是个很好的学习案例，从中可以学习javaGUI编程，并且可以进一步巩固java学习(A java application, to achieve bus transfer information inquiry function, is a good case study, from which we can learn javaGUI programming, and can further consolidate learning java)
- 2013-10-09 21:25:30下载
- 积分：1
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Java-6-Study-Guide
最新的SUN认证的JAVA 6程序员学习向导，包括JAVA基本语言知识，考点，常见题型等。(The latest SUN certification JAVA 6 programmers learning guide, including basic knowledge of the language JAVA, test points, and other common questions.)
- 2015-10-23 07:55:07下载
- 积分：1
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easyjf.com_src
EasyJF官网全站源码是EasyJF开源团队站务组及核心成员共同开发及维护的系统，该全部源码不是一个开源项目，仅供EasyJF团队正式成员使用，为庆祝2006年德国世界杯开幕，EasyJF管理团队讨论于6月9**对外开放源码，EasyJF没有打算对该下载包进行后期更新，该源码仅供广大的国内java开源爱好者学习及交流EasyJWeb及EasyDBO等开源目使用。
(Network-wide Station Official EasyJF source is open source EasyJF station group and core team members to develop and maintain the system, which is not an all-source open-source projects, for the use of a full member of the team EasyJF To celebrate the opening of 2006 World Cup in Germany , EasyJF management team to discuss the June 9 opening source**, EasyJF did not intend to download the update package for the latter, the source for the majority of domestic java learning and the exchange of open source enthusiasts EasyJWeb and open source, such as head EasyDBO使用.)
- 2009-05-25 19:24:18下载
- 积分：1
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Entry
import java.lang.annotation.RetentionPolicy .
- 2013-11-28 14:43:48下载
- 积分：1
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DdmHandleHello
Handle "hello" messages and feature discovery.
- 2014-02-24 10:28:06下载
- 积分：1
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Versant
面向对象数据库实验，建立点线面模型,可以用来学习面向对象数据库(Object-oriented database experiments, point, line and plane model)
- 2014-01-03 08:47:07下载
- 积分：1
