crc

Shapefile C是一个C库，用于读写ESRI形状文件和相关的DBF文件。支持所有的几何形状。Shapelib 被广泛用于商业和自由项目。Shapelib 包含命令行工具，用于转储、求子集、剪切、旋转、缩放、和重新生成形状文件。 (SHAPEFILES C is a C library for reading and writing ESRI shape files and documents related to the DBF. Support all of the geometry. Shapelib been widely used in commercial and free items. Shapelib includes a command line tool for the dump, in her collection, shear, rotate, zoom, and was re-shape paper.)

一个完善的升级程序，可供编写自动升级程序模块参考。(A complete update program solution.)

朋友写的C++645通讯程序，支持645-1997与645-2007,支持自已组帧程序自动添加校验码通讯，可以增加数据标识定义，里面还有部分关于费控通讯代码，挺好，拿来分享(Friend write C++645 communications program to support the 645-1997 and 645-2007, to support their own group the frame program automatically adds the checksum communications, can increase data identifies the definition, there is also a section on the fee control communications code, good for them and share)

说明：  自己编写的一个VC++程序，打开可执行程序后可以读取wave文件，此时程序将在客户区绘制波形图；之后可以计算短时能量、短时过零率和自相关函数，并且在客户区依次显示函数图像。(own VC prepared by a procedure to open executable wave after reading documents, this process will draw customers District waveform diagram; after short-term energy can be calculated, short-term rates and zero autocorrelation function, District customers in the sequence of images function.)

用CSHARP实现超市的管理，包括进货，销货，比较适合初学学入门者，从大体上去掌握CSHARP用于WINForm的应用 (The CSHARP to achieve the management of the supermarket, including purchases, sales, and more suitable for beginners Introduction to general grasp CSHARP for WINForm application)

base64 decoder to decode the original char from base64 encoded string(base64 decoder)

远程桌面控制的完整实现源码，设计文件在http://blog.csdn.net/dijkstar/article/details/9076911有详细描述，里面整合了位图压缩、鼠标键盘低级钩子等。里面的每项技术都具有工程参考价值。(Complete implementation of the remote control code, design documents described in detail in http://blog.csdn.net/dijkstar/article/details/9076911, which integrates bitmap compression, low-level mouse and keyboard hooks and so on. Inside each technology with engineering reference value.)

SDI GDI+ 带滚动的窗口的画图模板。可用于学习和作画图模板(SDI GDI+ drawing with a scrollable window template. Can be used to study and paint mask)

Visual C++高级开发范例解析第二章ActiveX源码(Visual C++ Advanced Development ActiveX sample chapter source analysis)

visual c++的有关实用书籍，其中讲述了 visuL c++6.0 的使用技巧及类库函数(visual c of the practical books, They also spoke of visuL c 6.0 skills and the use of library functions)