用于计算股票交易的收益和损失和处理的小吨。

本源码为酒店管理系统（ 包括论文 源码 ）-The source for hotel management systems (including paper source)

孙鑫VC课堂教学笔记,经过精选的编程代码! 非常难得!-SUN Xin VC classroom notes, after a selection of programming code! Very rare!

智能卡 CPU卡操作DEMO 测试工具 -CPU card to operate the smart card test tools DEMO

matlab 6.0 ,word格式，适用广大群众学习matlab.-matlab 6.0

安全检测文档 安全检测文档 安全检测文档-Safety inspection document security document security testing testing testing document security document

ADS详细文档，开发，调试，仿真都包括在内-ADS Document for ALL

老婆写医学实验论文，要用到均方差计算，他装不上专业的软件，于是我就帮他写了一个，虽然很简单，但是结果肯定是没问题的-medical experiments wife wrote papers, we had to use variance, he pretended not professional software, Thus, I would help him write a one, though very simple, but it is certainly not the problem

上海交通大学的嵌入式开发课件，一共12讲，非常详细，包括MP3的设计详解！-Shanghai Jiaotong University of embedded development software, a total of 12 speakers, very detailed, including the detailed design of MP3!

系统的设计重点 本章主要介绍了使用PowerBuilder 9.0开发小型客房管理系统的过程，通过本章的学习，读者应该熟悉PowerBuilder 9.0中TreeView控件和鼠标右键菜单的使用方法，掌握GroupBox、SingleLineEdit、CommandButton、RadioButton、PictureButton等控件的异同，进一步了解数据窗对象各种显示风格的适用场合。 系统要完成的任务 ¯ 系统维护：包括公司信息、操作员管理、修改密码、交接班管理、字典管理。 ¯ 基本信息：对客房管理系统所需的各项基本信息进行管理（包括新增、修改、删除），这些基本信息是系统必需的，录入业务单据前必须先录入基本信息，包括客房信息、其他服务等。 ¯ 业务管理：包括客房预订、入住登记、续住、换房、转账、其他服务提供、留言板、意见簿、走客结账、欠费结算。 ¯ 查询统计：包括历史单据、预订表、在住客人表、换房查询、转账查询、日经营状况、月收入状况、客房利用率、实时房态。-system design focus of this chapter describe the development of small PowerBuilder 9.0 Rooms Management System process, through the study of this chapter, readers should be familiar with PowerBuilder 9.0 TreeView control and the right mouse button menu of use, master GroupBox, SingleLineEdit, CommandButton, RadioButton, PictureButton controls such as the similarities and differences to further understanding of data objects window displays various occasions the application. System to complete the task Macr system maintenance include : corpor

英文原版的教程，详细，简单。里面很例子，可供广大读者使用。-The original English edition of the Guide, detailed and simple. There are examples for readers to use.