harupdf使用例程，带水印的生成

老师自己总结的学习Matlab的PPT，一共分为十章，适用于教学和自学等等。(Teacher s own summary of the learning Matlab PPT, the total is divided into ten chapters, suitable for teaching and self-learning.)

c#编写的记事本程序，有查找替换跳转等基本功能，注释详细-c# prepared by the procedure in the notebook, replacing Jump find such basic functions, detailed Notes

可以实现上位机和下位机之间的串口通信，收发正常，一个简单的串口助手，应该没问题，希望和大家一起讨论。(Can achieve serial communication between the host computer and the lower computer, send and receive normal, a simple serial assistant, it should be no problem, and we hope to discuss together.)

A book about reed solomon encoding and decoding.

太阳帝国的原罪：反叛3族黑科技 1. 解压缩 2. 复制相应MOD文件到游戏目录中（注意备份） 3. 开始游戏！(The original sin of the Sun Empire: rebellion against the three black technologies)

【实例简介】

基于Wegstein方法的求解方程的C++程序。(Wegstein-based method for solving equations C++ program.)

简单的的stm32cubemx，实验程序，适合初学者学习和使用(Some simple experiment procedures based on stm32cubemx operation are suitable for beginners)

说明：  VC++ 写的中小型加油站管理系统，MSSQL2000+触发器，含创库脚本和数据库文件。 　　系统完成八大功能：工作人员管理、油库信息管理、油品类型管理、会员管理、添加进货记录、添加销售记录、库存查询、帐目管理。 　　附加数据库后在运行弹出的对话框中输入SQL连接信息，然后登录系统：登录编号2，密码000。 (VC++ to write the small and medium-sized gas station management system, MSSQL2000+ flip-flop, with a script library and database files. Eight functional systems: the work of personnel management, information management depots, oil type of management, membership management, add the stock records, add the sales records, inventory information, account management. Additional database after running the pop-up dialog box, type the SQL connection information, and then log on to the system: log number 2, the password 000.)

用AT89C51点亮的跑马灯，可以实现最小型的单片机应用。是用c语言编写的。(With AT89C51 lit marquees, you can achieve the most compact single-chip applications. With c language.)