Expression-evaluation

License Plate Recognition or LPR is an image-processing technology used to identify vehicles by their license plates. This technology is used in various applications involving security, traffic, law enforcement, public safety and transportation sectors. It mainly uses software code that enables computer systems to read automatically the registration number (license number) of vehicles digital pictures.

说明：  一种类似 vc++6.0MSDN风格的界面，和数据库结合，可实现搜索、索引、目录等功能，很实用，(vc 6.0MSDN a similar style of interface, and databases, to search, index, table of contents and other functions, is very practical,)

Windows.Programming.Windows.Programming.Book.Source Collection GDI Working, Device Context, Resource Handling, The Child Windows..

AHP层次分析方法的程序，VB环境下开发(AHP AHP procedure, VB Development Environment)

该程序能实时、准确、快速的读取飞行摇杆的数据，大大方便了对飞行摇杆的二次开发(The program can be real-time, accurate, fast read data of flight rocker, greatly facilitate the secondary development of flying rocker)

完全自己编写的做练习题的软件源代码，包括填空、选择、判断等类型，用ACCESS制作题库。通过这个例子可以学习VB下数据库的使用。(Fully prepared to do their own exercises in the software source code, including fill in the blank, select, judge and other types of produce with ACCESS exam. Through this example we can learn to use the database under VB.)

C-C++头文件一览是学习C/C++语言必要的资料，可以了解一些头文件的主要内容。(C-C++ header file list is to learn C/C++ language, the information necessary to understand some of the main contents of the header files.)

test a programm 20150519

使用SQL语句对数据库进行通用操作，使用DataGrid控件显示，VC++经典编程学习源码，很好的参考资料。(Use the SQL statement to the general operation of the database, use the DataGrid control to display, VC++ classic learning programming source code, a good reference.)

socket编程实现服务端与客户端互发消息(exchange message between server and client)