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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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LargeIntegerOperation
数制转换和运算方法。用Java语言编写一个十六进制大数运算程序
(Number system conversion and computing methods. Java language using a hexadecimal calculation procedures of large numbers)
- 2009-06-30 13:13:32下载
- 积分：1
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upd900mib.tar
hp mib用于snmp扫描硬件状态信息（cpu，内存。风扇，电源等信息）(hp mib)
- 2014-02-20 19:30:49下载
- 积分：1
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TryTest42
人工蜂群代码,用于算法的基础学习，仅供参考。
也可以用来进行java代码的学习(Artificial bee colony code, for the basic learning algorithm. It can also be used to learn java codes)
- 2018-06-04 16:05:13下载
- 积分：1
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tools
ftp上传下载工具包以及常用的java工具类，实现了ftp的上传和下载(this is java ftp upload and download packet)
- 2018-03-01 10:50:29下载
- 积分：1
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Java
Useful Java documents for developers.
- 2015-06-19 14:00:21下载
- 积分：1
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index .zip
说明： 大学生自主创作JSP网站的注册和登陆页面的代码。(College students independently create JSP website registration and landing page code.)
- 2019-05-26 17:59:56下载
- 积分：1
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java-core-foundation-to-explain-
sun公司的java核心技术卷一（第八版，中文扫描版+全书的源码文件包）(The sun，the java core technology Volume (eighth edition, the Chinese scan+ the book source code file package))
- 2012-10-19 12:31:39下载
- 积分：1
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ADD
自己用java写的计算器
自己用java写的计算器
自己用java写的计算器
自己用java写的计算器(Their own written in java calculator written in java calculator written in java calculator their own written in java calculator)
- 2013-07-17 19:07:39下载
- 积分：1
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CORBA
关于CORBA的源代码,关于回调的动能描述.(SOURCE CODE OF CORBA)
- 2011-06-27 08:43:20下载
- 积分：1
