C#完全手册

vb做的写字板小程序，对于初学VB的学生有一定用处。(WordPad applet vb do have some use for the beginner VB students.)

VB编程实现改变系统日期格式,有需要的就下载吧。(VB Programming to change the system date format, there is a need to download it.)

动态数组应用实例。将动态数组运用于房间的计算，包括房间个数，总面积，平均面积，最大以及最小房间面积等(Dynamic array application example. Dynamic arrays used in the calculation of the room, including the room number, the total area, average size, maximum and minimum room size, etc.)

说明：  主成分分析(PCA)是多元统计分析中用来分析数据的一种方法,它是用一种较少数量的特征对样本进行描述以达到降低特征空间维数的方法,(Principal Component Analysis (PCA) is a method used to analyze data in multivariate statistical analysis. It uses a small number of features to describe samples in order to reduce the dimension of feature space.)

生成理论记录模块,适合物探方面编程，仅供参考(generated record theory module, suitable geophysical aspects programming, for reference purposes only)

三阶魔方软件，可以任意打乱魔方，自动还原魔方，十分好玩(Third-order cube software and can disrupt the cube, the cube automatically restored, very fun)

vc++ 固高gt400系列 home 回零软件编程 源代码(Solid high-vc++ software programming gt series back to zero)

基于C-51单片机的74LS138译码器应用实例与仿真实现 (Microcontroller-based C-51 74LS138 decoder and Simulation Application)

说明：  一款加解密计算，字符顺序改变，mod5加密，的软件。(A encryption and decryption calculation, character order change, mod5 encryption, software.)

公司有n个员工，编号1 ~ n。员工数量众多，需要你为他们编写一个管理系统。 　　员工上班时都要登录管理系统登记一个code，离开要从管理系统上注销，员工也可以随时更新自己的code。到了下班时间，所有员工都会自动注销。公司管理人员随时都可能想要知道有多少员工上班，以及任一员工登记的code。(The company has n employees, number 1 ~ n. There are so many employees that you need to write a management system for them. When employees go to work, login to the management system to register a code, leave to log off from the management system, employees can also update their code at any time. By the end of the day, all employees will automatically log out. Company managers may at any time want to know how many employees go to work, and the number of code registered by any employee.)