xrigger-tnteger-setter

小狗说话代码，小狗只能说特定的话语，当某些条件满足时，小狗可以叫喊或者说出自己的名字，最后输出的是小狗说的话(Speak code puppy, puppy can only say that the particular words, when certain conditions are met, the puppy can yell or say his name, the final output is a puppy say)

类WinXP计算器，不习惯或对Win7计算器功能不满足的用户和适用。(It s a calculate similar to the WinXP system, it s very useful to the user of dissatisfact to the Win7 system.)

说明：  模拟舰船Kelvin尾迹，不考虑船首尾及粘滞影响(The simulation of ship wake Kelvin, without considering the fore and aft and viscous effect)

针对水轮机调节系统PID参数辨识问题，作者在VC++6.0环境下，使用c语言，编写PID参数参数辨识程序，结果表明，该程序能够辨识出Kp,Ki,Kd三个参数，满足调节系统的误差要求。(Turbine regulating system for PID parameter identification problem, the authors VC++ 6.0 environment, using c language, the preparation of PID parameters of parameter identification procedures, results show that the program can identify Kp, Ki, Kd three parameters to meet conditioning systems error requirements.)

说明：  用c语言实现电机仿真－基于恒定磁链的转子磁链控制。(Using c language realize electrical simulation- based on a constant flux of the rotor flux control.)

公英制互转换器，初学VC时的小程序，对平时工程制图有些用处。(Metric to Imperial Units )

一个学习标准模版的好例子！大学时候老师给的！供大家参考！(a study standard template good example! University teachers to time! For your reference!)

c和c++动态数组的实现.visual studio 2008下编译通过(c and c++ realize dynamic array. visual studio 2008 under the compiler through)

C++构建简单的KD树并查找K近邻，是一篇文档，内附代码，代码亲测可用(C++ to build a simple KD tree, and find K nearest neighbor, is a document, enclosing code, code pro test available)

2 record the source code of the the rid_device_info_keyboard