unix*面时默认的计算器，即是现在在众多linux发行版中依然含有的计算器——bc。源码详细，可重新编译运行。-unix no interface default calculator, that is now in the many linux distributions still contain the calculator- bc. Source details, can be recompiled to run.

DD虚拟键盘虚拟鼠标调用源码，适用于VB6， DELPHI， VC， BC， VB.NET， C#， JAVA，易语言等各种编程语言。-DD virtual keyboard virtual mouse called source code, suitable for VB6, DELPHI, VC, BC, VB.NET, C#, JAVA, easy language, and other programming languages.