lhcNumSum

实现大小写互换，即输入大写子母程序会自动转成小写子母(Realization case swap)

VB6开发环境的鼠标滚轮插件 VB6开发环境,无法使用鼠标的滚轮,这个插件解决了这个问题. 使用方法是用VB把这个插件编译好,编译时,把动态库指向windows目录.(plug-in for vb , vb mouse wheel original vb donot support mouse wheel. so someone develop this plug for vb. It write by vb. So you have to compile it by visual basic, then registe it in your computer.)

VB sample code for NI-DAQ card.

VC抽奖程序源代码，绝对可用，而且代码很全(VC lottery program source code is absolutely free , and the code is all )

用VC操作EXCEL的方法，生成了一个excel表格(EXCEL using VC operation method to generate a excel form)

调用mkl的矩阵求本征值和本征函数,并得到计算时间(Call MKL for caculate the matrix s eigenvalue and eigenfunction，and get the efficiency)

VB读取dxf文件并转换为单片机能识别的圆心坐标数据。

16进制如何转化为10进制的，进制转换是需要注意什么，怎么样会更简单(0x d)

说明：  使用vc实现视频捕获功能,调用系统函数实现(Vc achieved using video capture function, call the system function to achieve)

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.)