MathContext

说明：  通过读取已经建立的数据库数据，显示数据库信息(Display the database information by reading the established database data)

具有占系统资源少、易二次编写、多用户、在线申请、即时开通、多样式、多功能等优点，并提供全面的统计报表(It has accounted for less system resources, easy to write the second, multi-user, online application, immediate opening, multi-style, multi-function, etc., and provide comprehensive statistical reports)

解包贴图文件 Unpackaged Mapping FileUnpackaged Mapping File(Unpackaged Mapping Mapping document)

简单的学籍管理系统 可以基本完成录入导出 学生的信息,不错(Simple student status management system can basically complete the input and export of student information, good)

说明：  非常有用的资料，C#源码,能够直接导入DXF文件，并对DXF文件分析是圆、线，轮廓等形状，并对形状进行分析，可以直接生成G代码或者点位信息。自己可以拿点位信息再做处理。(Very useful information, C # source code, can directly import DXF file, and DXF file analysis is circular, line, contour and other shapes, and shape analysis, can directly generate G code or point information. I can take the point information and then do the processing.)

国密算法的实现与一些测试类，直接使用jar包就可以,转载自csdn(SM2 SM4 SM3 description)

Novell网络发送数据的实现 -The implemention of sending data in Novell network

功能介绍： 双击软件的车位可以停车入库，右边显示车位的停车比例。 车辆管理： 费率管理 车辆管理 车辆入库： 数据管理：车帘管理 出入日志 应用程序：重置 清零 注意： 使用之前需要先修改App.config中的数据库连接。(Functional introduction: Double click the parking space of the software can park and store, and the parking ratio on the right is displayed. Vehicle management: rate management vehicle management Vehicle Warehousing: Data management: car curtain management entry and exit log Application: reset the zero Be careful We need to modify the database connection in App.config before using.)

C#实现的USB HID设备访问，实现USB设备的数据收发功能(Access to USB HID Device by C# to Realize Data Transmitting and Receiving Function of USB Device)

MakeBar.dll二维条码生成动态连接库，用以生成PDF417二维条码，适用于windows环境开发工具。(This application not only demonstrates the basics of using the Microsoft Foundation classes but is also a starting point for writing your application. )