对于一个给定宽度,不限高度的长木板.有很多矩形零件,如何排列才能使所占木板的高度最小....

C#+Arcengine实现的地图操作、属性管理、图层管理、查询、几何变换、空间分析、网络分析、矢栅转换、右键菜单、坐标系设置等常用gis功能。(C#+ Arcengine to achieve the map operation, attribute management, layer management, query, geometric transformation, spatial analysis, network analysis, vector grating conversion, right-click menu, coordinate system settings and other common gis function.)

这里给出了一个基本——万能的套用公式，对于所有的需要进行有理式近似的，当然是基于matlab编程实现！(matlab for polynomial translation,here the code can guide to computing lots of news methods for the polynomial approximating!)

很好的modbus主机模拟调试软件的使用说明，我一直用它调试产品。(Good modbus host simulation debugging software instructions, I have been using it to debug products.)

ATSHA204加密IC驱动，附件是基于华为的安防处理器写的，用IO口模拟的I2C驱动，方便移植。(ATSHA204 encryption IC driver, attachment security processor-based Huawei written with analog IO I2C driver, easy to transplant.)

Based on ECMA 2 Draft 7 February 1999.

用汇编语言写的字符串8051在keil上16x2液晶。易修改此代码根据您的需要。这个代码运行于8051个家庭。本代码帮助初学液晶编程者8051。keil编译器来编译这个代码。您也可以使用此代码在16X4或20x4液晶 ；

将传统的串行均值滤波算法修改为基于CUDA的并行的滤波算法(Modify traditional serial mean filtering algorithm based on CUDA parallel filtering algorithm)

闻亭TDS2407EA开发板的程序，采用通用定时器产生两路同频的PWM波形，重点调试的两路的相位差，也可以分别调整周期和占空比(Wintech TDS2407EA development board' s procedures, the use of two general purpose timers have the same frequency of the PWM waveform, the focus of debugging phase two, you can adjust the cycle and duty cycle, respectively,)

说明：  基于C++的学生火车票预定系统，可以实现预览、增删、查询、预定等功能。(Student train ticket reservation system based on C++ can realize the functions of preview, addition and deletion, inquiry and reservation.)

迷你MATLAB 支持基础运算 矩阵运算 数学统计函数作图 线性方程组和一般简单方程求解(Mini MATLAB matrix operations support basic computing functions mapping mathematical statistics and general linear equations to solve simple equations)