sniffer工具源码

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算法分析与设计中的经典问题，利用回溯法解决背包问题，有详细的代码段。-Algorithm analysis and design of the classic problems, the use of backtracking to solve knapsack problem, there is a detailed code snippet.

批量修改文件名,可设置命名规则，批量替换文件夹下所有指定类型的文件名。-Batch Edit the file name, can set up naming rules, batch replace all designated folder type of file name.

WAP 的C语言源程序-WAP C language source

经典编程语言的学习教材，非常的有用，值得反复研读-Classical programming language learning materials, very useful and worth reading again

分割文件工具，使用delphi编制，欢迎大家共享-document segmentation tools, the use of delphi establishment, we welcome sharing

三层结构开发图书系统.适合初学者学习参考.-Development of circulation systems the three-tier structure. Reference for beginners to learn.

resection three-point intersection，resection three-point intersectionresection three-point intersection-resection three-point intersection, resection three-point intersectionresection three-point intersection

用堆栈完成简易计算器的c程序 对数据结构的初学者有很大的帮助-Using the stack to complete simple calculator c program data structures are very helpful for beginners

在 XP 时代，微软提供了 GINA 的接口来让我们对系统登录界面进行定制，在 Win7 以上系统中，微软提供了另外一种接口，就是 Credential Providers， Credential Providers 译为凭据提供者/商。所谓凭据就是提供了一种身份认证的方式，原有的 Windows 身份认证方式就是开机的时候需要你输入密码。而通过微软提供这套接口你可以实现丰富的身份认证方式，比如指纹、USB-Key等任意修改 Windows 系统登录时的界面。比较有名的有些一些应该了解过的产品就是 ThinkPad 的指纹解锁功能，通过验证指纹来解锁计算机，当你了解了实现机制以后，硬件条件允许的情况下，你也可以做一套自己的身份认证系统