一个简单的计算器程序，刚学的朋友可以看看哈

Hover mouse icon on a window then you can send keys to the application

二维不规则零件排样问题-Two-dimensional irregular parts nesting problems

function [tout, yout] = rk4(ypfun, tspan, y0, h) ％定步长四阶Runge-Kutta法求常微分方程(组)数值解 ％[tout,yout] = rk4( ypfun , tspan, y0,h) ％ 这里字符串ypfun是用以表示f(t, y)的M文件名, ％ tspan=[t0, tfinal]表示自变量初值t0和终值tf ％ y0表示初值向量y0，h是步长。 ％ 输出列向量tout表示节点 (t0 , t1 , … , tn) ％ 输出矩阵yout 表示数值解，每一列对应y的一个分量-function [tout, yout] = rk4 (ypfun. tspan, y0, h)% fixed step four-stage Runge- Kutta method for ordinary differential equations (Group) numerical solution% [tout. yout] = rk4 (ypfun, tspan, y0, h)% string ypfun here is used to indicate that f (t, y) M name, tspan% = [t0. tfinal] said variable initial and final t0 tf% y0 said initial vector y0, h is a step. % Output column vector tout said Node (t0, t1, ..., tn)% output matrix yout said numerical solution, each y counterparts out of a weight

我写的一个控件，可以通过串口发送数据到LED显示屏，支持中午，支持bmp图形，广大排队叫号软件显示屏程序开发者可以借鉴！-I wrote a control that can send data via serial port to the LED display, support at noon, support bmp graphics, the majority of the software line called number display application developers can learn from!

K3V100 Hi3611智能手机芯片解决方案 介绍，是了解海思 K3 好资料-K3V100 Hi3611 smart phone chip solution introduction, is to understand better the information Hisilicon K3

基于C#的Winform程序，目前支持首页百度搜索资料，缓和圆曲线逐桩坐标计算，任意多边形面积计算，Cass坐标文件一键XY互换，3°带6°带坐标转换；支持一键强制关机，支持换肤。

VC＋＋获取硬盘大小，包括总空间大小，自由空间大小，已用空间大小。-VC++ access to hard disk size, including the size of the total space, free space size, the size of space has been used.

qr码是一种二维条码. 本源码中包含了完整的编码、解码以及测试程序. 多份代码可供选择.-qr code is a two-dimensional bar code. The source code contains a complete encoding, decoding, as well as testing procedures. more than the code to choose from.

Window Wrapper for WinCE Win32 dialog a

一个游戏引擎NumenGameEngine。可以用于开发简单的3D游戏。做的很不错-A game engine NumenGameEngine. Can be used for the development of a simple 3D game. To do a very good