qt调用dll文件的三个例子，我们可以

销售合同管理系统 销售合同是企业经营的重要组成部分，它可以体现一个企业的经营情况和效益。企业销售合同管理系统可以有效地提高企业宏观控制和经营管理的质量，是企业现代化管理的重要组成部分。 后台数据库使用SQL Server，前台开发工具使用Visual Basic。-sales contract management system contract for the sale of the business is part and parcel it embodies one of the operating and efficiency. Enterprise sales contract management system can effectively enhance macro-control and management of quality, modern enterprises are an important management component. Background database using SQL Server, future development tools to use Visual Basic.

指纹对比系统，通过将扫描的两副指纹照片进行比对，可以分析出其中的不同，主要是像素点的对比，结合了一些算法-Fingerprint comparison system, by scanning the fingerprint of the two photos to compare, you can analyze the different pixels are mainly contrast, combined with a number of algorithms

这篇文档是在Windows NT操作系统下隐藏对象、文件、服务、进程等的技术。这种方法是基于Windows API函数的挂钩。 这篇文章中所描述的技术都是从我写rootkit的研究成果，所以它能写rootkit更有效果并且更简单。这里也同样包括了我的实践。 在这篇文档中隐藏对象意味着改变某些用来命名这些对象的系统函数，使它们将忽略这些对象的名字。这样一来我们改动的那些函数的返回值表示这些对象根本就不存在。 最基本的方法(除去少数不同的)是我们用原始的参数调用原始的函数，然后我们改变它们的输出。 在这篇文章里将描述隐藏文件、进程、注册表键和键值、系统服务和驱动、分配的内存还有句柄。-This document is in the Windows NT operating system hidden objects, documents, services, process technology. This method is based on the Windows API function link. This article describes techniques are, I wrote rootkit from the results of research, so it was rootkit more effective and more simple. Here, too, including my practice. In this document hidden object means certain changes to these objects naming system functions so that they will ignore these objects by name. So we change those functions return values, said these objects simply do not exist. The most basic method (excluding a few different) is that we should call the original parameters of the original function, and then we change their

一段隐藏文件的C++程序源代码，可以使文件不可见，实现对保密信息的保护. -Hidden files section of the C++ program source code, can make a document is not visible, to achieve the protection of confidential information.

一个对于代码总结的一个软件，可以帮你统计你的代码还有一些注释等，非常好用-A summary of the code of a software, can help you statistics of your code there are some notes and so on, very easy to use

读取CPU温度与风扇速度的小程序，可以看一下-read CPU temperature and fan speed small procedures that will look at

简单明了的文件读取源码哈-straightforward document read source Kazakhstan

一个微软程序员编的让系统与网络服务器时间同步的程序源码-A series of Microsoft programmers to allow system and network server time synchronization procedure source

这是我编写的一个删除最近访问文件的例子，自己一直用，主要是针对Windows系统的特殊文件夹的获得的方法及使用-This is what I prepared a file delete a recent visit to the example of their own has been used mainly for special Windows system folder and use the method to obtain

获取硬件信息，包括硬盘、cpu、BIOS、主板-Access to hardware, including hard drives, cpu, BIOS, motherboard