在VC窗口中加载地图，对地图进行扩大，缩小等各种功能的操作...

封装了NT下底层安全功能的类,对windows安全方面的编程有帮助-package of NT security features of the bottom category of windows programming security help

利用MFC编程在对话框中实现数字时钟的显示，对界面编程有一定的参考作用-Programming using MFC dialog implementation in the digital clock display, the programming interface of some reference value

html template used for web design

系统支持的数学函数：PI ! ^ % SQR SQRT INT/TRUNC ROUND ABS FRAC SIN COS TAN ARCSIN ARCCOS ARCTAN LN LOG2 LOG10PI：圆周率。Exp！：计算Exp（表达式）的介乘。Exp1^Exp2：计算Exp1的Exp2次方。Exp1%Exp2：计算Exp1除以Exp2后的余数。Sqr(Exp)：计算Exp的平方。Sqrt(Exp)：计算Exp的平方根。Int(Exp)/Trunc(Exp)：把Exp截断取整。Round(Exp)：把Exp四舍五入。Abs(Exp)：取Exp的绝对值。Frac(Exp)：取Exp的小数部分。Sin(Exp)：求Exp的正玄。Cos(Exp)：求Exp的余玄。Tan(Exp)：求Exp的正切。ArcSin(Exp)：求Exp的反正玄。ArcCos(Exp)：求Exp的反余玄。ArcTan(Exp)：求Exp的反正切。Ln(Exp)：求Exp的自然对数。Log2(Exp)：求Exp的以2为低的对数。Log10(Exp)：求Exp的以10为低的对数。-system to support the Math : PI! ^% SQR SQRT INT/TRUNC ROUND ABS FRAC SIN COS TAN LN ARCSIN ARCCOS ARCTAN LOG2 LOG10PI : pi. Exp. : Computational Exp (expression) of the referral by. Exp1 ^ Exp2 : computational power of Exp1 the Exp2. Exp1% Exp2 : Exp1 calculated by dividing Exp2 the remainder. Monaco (Exp) : Exp calculating the square. Sqrt (Exp) : Exp calculating the square root. Int (Exp)/Trunc (Exp) : With Exp disconnected from the whole. Round (Exp) : With Exp rounding. Abs (Exp) : Exp take the absolute valu

从频率计数器HP53132A读取数据，显示绘图，计算统计。

This resource shows you how to define and get more out of software requirements with dozens of "best practices" and tips on getting better design input from your customers and then using these requirements to generate a variety of design documents.

VB 创建互斥体 阻止实例重复运行的例子-VB Change Mutex

带后台运行的网站模版-Running in the background with the web site template ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

这是 图的表现-This the performance of the plan

VC++编程，有源代码，对MSDN和其他文件帮助系统进行压缩。-VC++ Programming, source code, and other documents on the MSDN help system for compression.