设计模式，command,composite,decorate-design pattern, command, composite, decorate

包括三星、飞利浦等主流mp3芯片资料的说明书，英文资料，内容详细。-Including Samsung, Philips and other mainstream chip mp3 information brochures, information in English and detailed.

是在PC机上的串口程序,可以选择不同的COM口,接受字符字符串-is on the PC serial port procedures can choose different COM I accept the string of characters

robot_simulator of system-robot_simulator

WIN32::API for perl dev 5.7-Win32 : : API for perl 5.7 dev

论文，对于一定网络和ip技术的说明与使用-Thesis, for a certain ip network and a description of the techniques with the use of

用来计算股票买卖盈亏及手续费的小工具，包含买保本价、卖保本加、买卖差价、交易费用，盈亏等，使用命令参数有2种如下： 1、perl stock.pl 股票数量 股票价格 例如：perl stock.pl 500 13.00 2、perl stock.pl 股票数量 股票买入价格 股票卖出价格 -Used to calculate gains and losses on stock transactions and handling of small tools, including the price of insurance to buy and sell capital preservation increases, bid-ask spread, transaction costs, profit and loss, etc., the use of two kinds of command parameters are as follows: 1, perl stock.pl amount of shares such as stock prices : perl stock.pl 500 13.002, perl stock.pl amount of shares of stock prices to buy shares on the stock market price

关于API函数的文档，介绍了绘图函数和操作系统的消息相关函数等-Documentation on the API function, introduced the mapping function and operating system information, such as correlation function

vb6经典教程，一般完成此教程即可参与基本的编程活动-classic vb6 tutorial, complete the course in general can participate in the basic programming activities

简单的酒店管理程序。-simple hotel management procedures.