Leave-Management-System

说明：  用VB实现的坐标转换，功能简单了点，但很实用，WGS-84,B-54之间的相互转换。(VB coordinate conversion, a simple functional, but very useful, WGS-84, B-54 between the conversion.)

说明：  详细说明了窗体list控件的各种函数功能和使用方法。(Detailed description of the form list the various function controls the function and use.)

matlab功能很强大，里面包含了很多程序，可以更好的理解和求解(matlab function is very powerful, which contains a lot of procedures, you can better understand and solve the)

说明：  使VB6的控件支持xp风格，并实现管理员权限运行！(Make VB6 control support XP style, and realize administrator privilege operation!)

VB控制修改系统声音 麦克风 波形 软件合成器 CD 线路输入(VB control to modify the system sound the microphone waveform software synthesizers CD line input)

vc环境下COM组件编程小例子，一个文件生成COM组件，另一个文件调用该COM组件。(COM component programming small example, a file generated COM component vc environment, another file to call the COM component.)

AT_突破(CTP源码)，主要采用海风交易平台接口，在其上编译开发的技术指标类型的程序化交易实例(AT_ breakthrough (CTP source), mainly in the sea breeze trading platform interface, technical indicators compiled on the type of program trading instance)

4-QAM 的optisystem平台，相干接收，BER结果(the platform about optisystem, which is based on cohenrent 4QAM)

编写控制台程序的包装类(Wrap class for the console application)

VB常用数字计算方法代码集合，功能齐全，内容丰富，是VB学习者的好帮手。(VB code calculation methods commonly used digital collection, full-featured, rich in content, is a good helper VB learner.)