可以让你的键盘会唱歌的小东西，欢迎下载，代码完全公开-The keyboard allows you to sing a small thing, welcome to download

java 结构模式，装饰模式，不断增加类的功能，而不使用继承，包括例子。-java model, decorative patterns, the growing category of functional without the use of inheritance, including examples.

一个关于人工智能-神经网络的例子及其算法程序 -on an artificial intelligence-examples of neural network algorithms and procedures

perl语言学习必备，也可以为学习者在实际应用过程出现的问题，给矛解答-perl language learning must also be learners for practical application in the process, to answer spear

Golf game sources. Operational system: DOS. Compiles OK in Quickbasic.

有大量的源程序，简单易懂。虽然比较简单，但是也涵盖了c语言的精华。-A large number of source code, easy to understand. Although relatively simple, but it also covers the essence of the c language.

omnet中节点的简单传输，目前实现单向传输，后续添加双向传输。代码是C++实现的，运用OMNet++自带的模块，定义实现节点剪得通信

帮助别人编写的VC小程序，利用vc面向对象编程技术编写基于文本框和对话框的小程序-To help others small program written in VC by using vc object-oriented programming techniques to prepare text-based dialog boxes and applets

一个时间类及一些操作函数-a time and some types of manipulation functions

华为PCB设计规范，详细介绍了电路板EMI,EMC-Huawei PCB design specifications, detailing the circuit board EMI, EMC