用C写的文件管理系统，属于操作系统的简单实现

CPU频率计算工具 可以计算频率底于2G的CPU的工作频率-CPU frequency calculation tools can calculate the frequency at the end of the 2G CPU frequency

简单的显示LOGO的例子-simple example shows LOGO

EXE文件在运行中修改自身内容。 可用于自升级或者程序加密等用途。-EXE document changes in the operation of its own content. Can be used to upgrade or procedures from encryption purposes.

有时需要全屏幕显示窗口或视图文件，本程序基于VC++平台实现了全屏显示功能。-Sometimes necessary display window or full-screen view of a document, the procedures based on VC++ Platform realize the full-screen display function.

基于C++BUILDER环境，初学者很适用，代码简单易懂，对学习和借鉴有很大好处，可移植很强，我测试的版本是BCB60,不规则窗体显示程序源代码-Based on the C++ BUILDER environment is applicable for beginners, easy-to-understand code, and has a lot to learn from the benefits of highly portable, I tested version BCB60, irregular forms display program source code

WINDOWS编程中内存映射。可以方便读取大数据量文件。-WINDOWS programming memory mapping. Can easily read large data files.

运行和检测多个实例- Moves and examines many examples

在visual c++环境下的md5加密算法。-In the visual c++ Environment md5 encryption algorithm.

浮点运算异常(如被除0)的捕获-capture of float operation exception (eg: divided by zero)

得到当前的磁盘的可用空间-Get the current free disk space