haad__with

计数一个字符串中所有字符出现的频数，并全部输出(Count the number of frequency of all the characters in a string appears, and all output)

单点定位_GPS卫星导航系统_捷联惯导组合导航程序(Single point positioning _GPS_ SINS Navigation procedures)

基于VC++的通讯录实现，使用MFC编程(VC++ based address book implementation using MFC programming)

powerbuileer编写进制转换小程序(Powerbuileer code conversion applet)

本程序是用Visual Basic语言编写，用于控制六关节机械手的运动，以及开发了用于管理控制各个关节运动的指令窗口。(This program is written in Visual Basic is used to control the movement of the six-joint robot, and the development of the instruction window for management control of each joint movement.)

说明：  输入年份，判断是该年的那一天， 实现判断输入的正误！(Enter the year, is to determine the day of the year)

一个关于精馏塔建模的matlab仿真程序,很经典的,值得大家来学习学习(Modeling of a rectification tower of matlab simulation program, very classic, worth to learning how to learn)

GBK，unicode utf-8 编码转换工具(Encode Convert Tool between GBK,unicode utf-8,url)

利用matlab仿真光子晶体光纤的模型横截面图。(The use of matlab simulation model of photonic crystal fiber cross-section.)

通讯录程序，QT4编程，源代码测试通过，可以从文件中读取数据。(Address book program, QT4 programming, source code test pass, you can read data from the file.)