输入一个表达式包扩括号，进行求值 比如输入2+6*35

适用中小酒店行业录入客户住宿舍登记的管理与日常维护工作！-Applicable to small and medium-sized hotel industry recorded live dormitory registered customer management and day-to-day maintenance work!

这个是用于求解线性方程组的代码，可以供初学者参考，功能不错，比较完善-This is used to solve linear equations of the code, you can reference for beginners, function well, relatively perfect

分布式仿真实例，基于HLA和vc++分布式仿真用于航空仿真实例。-Distributed simulation example, based on HLA, and vc++ distributed simulation for aviation simulation example.

键盘监控的过滤驱动，已修改其卸载时占用cpu高的bug-Keyboard monitoring filter driver, has changed its uninstall bug occupy high cpu

注册表操作的COM组件，该组件封装了注册表操作类，可以vb等支持COM的开发环境中读写注册表-registry operation of the COM components, the components of the package registry operations, as can vb COM support the development environment to read and write registry

键盘热键功能代码,试试吧-keyboard hotkey function code, try it

Windows未公开文件格式和源码例子

以前为一个公司设计的售饭系统~，采用Delphi7+SQLServer2000，几乎没有用第三方控件，编译的时候修改一下连接就能运行。里面包括数据库的创建，数据库备份还原，以及.dll文件等 -before a company designed to EL keyboard Illumination System, used Delphi7 CRM, with almost no third-party controls, compile time will be able to connect to change it running. They include the creation of the database, the database backup reduction. Dll files

外部升级程序(需要主程序的调用),具体代码这里就不罗列了,还是自己看源代码吧.此程序主要的思路是通过读取服务器文件获得升级版本及升级地址,有新版本则下载.-external promotion procedures (need to call the main program), the specific code is not listed here, or your own source code to see it. The procedure is the idea of the document is to read the server upgrade and upgrade addresses, then download the new version.

jdk5 API documentation, beginners must, under the official network, oh we-jdk5 API documentation, beginners must, under the official network, oh well