2_7_1_1

完整的Avstream usb Audio driver.包括speaker 和microphone 的驱动.可以上传64kbps PCM的话筒数据和下传128Kbps PCM的语音数据.并包括Avstream驱动的inf文件.(full avstream usb audio driver. include speaker and microphone driver.)

QT入门教程，代码详细有注释，非常适合初学者参考学习(QT tutorial, code detailed annotations, very suitable for beginners reference study)

定义点Point类作为基类，在此基础上派生出直线Line类和圆Circle类，在Circle类的基础上以不同的属性派生出圆柱Cylinder类和球Spheroid。并要求基类和各派生类具有以下特点： （1） Line类含有计算直线长度和斜率的成员函数。 （2） Circle类含有计算圆面积的成员函数。 （3） Cylinder类含有计算圆柱表面积和体积的成员函数。 （4） Spheroid类含有计算球体的表面积和体积的成员函数。 (Point definition of point type as the base category, on the basis of a straight line derived Circle Circle Line category and class, in the Circle class based on different attributes derived Cylinder class and ball cylinder Spheroid. And requested the base class, and factions of Health category has the following characteristics: (1) Line category contains the length and slope of a straight-line calculation of member functions. (2) Circle type of circular area containing the members of the calculation function. (3) Cylinder category contains cylindrical surface area and volume calculation of the member functions. (4) Spheroid Spheroid category contains the calculation of surface area and volume of the member functions.)

11.13 VC2003 编译 如何获得网上邻居(11.13 How to get the Network Neighborhood)

检测NAT类型的客户端，程序中指定了服务器IP地址，用户可以自行修改(Detect NAT type of the client, the program specifies the server IP address, the user can modify)

bo3-1.cpp 顺序栈（存储结构由c3-1.h定义）的基本操作（9个） algo3-6.cpp 表达式求值（输入、输出和中间结果均只能是0～9）(Bo3-1.cpp order of the stack (storage structure defined by the c3-1.h) basic operations (9) Algo3-6.cpp expression evaluation (input, output, and intermediate results are only 0 to 9))

用于无线网络编程的学习,很实用，作为初学者的入门教材还是很有用的。(Wireless network programming for learning)

简单的流量分析程序，用VC++编写，代码简练，方便理解。(Simple traffic analysis program written using VC++, code concise, easy to understand.)

WIN7 64位下 32位注入64位DLL程序(WIN7 64 bit The following 32 64 DLL injection procedure)

说明：  非常有用的智能编辑框。过滤非设定的输入字符，可以设定为NUMBER、LETTER、FLOATINGPT、OTHERCHAR、SIGNED、UNDERSCORE。(Very useful smart edit box. Filtering of non-setting input characters can be set to NUMBER, LETTER, FLOATINGPT, OTHERCHAR, SIGNED, UNDERSCORE.)