ToolTip

图像相似度比较论文，介绍了图像相似度比较的基本原理，并实现图像比较，分析结果(Comparing image similarity thesis describes the basic principles of image similarity comparison and achieve the image comparison, analysis)

Windows把与绘图工作相关的操作都制成了函数，GDI就是用户可以调用的一套用于绘图的函数集。(Windows to work with the graphics-related operations are made of the function, GDI is that the user can call a set of drawing function set.)

输入提示，vc6.0环境下实现输入框内容提示(Enter the prompt, vc6.0 environment realize the contents of input box prompt)

说明：  键盘的源码的程序，了解键盘编程的方法，键盘测试程序(Keyboard source procedures, understanding of the keyboard programming methods, testing procedures keyboard)

基于VC++的串口调试程序可以发送接收数据，非常实用于初学者研究学习(Serial debugger based on VC++ can send and receive data, very useful for beginners learning)

Geodesic calculation of theodolite lines

一个图形处理库，很不错。开发工具ms vc++ .比较适合开发widget程序界面(this is good gui lib)

GPS伪距单点定位，包括导航文件、观测文件、精密钟差和精密星历的读取，对流层Hopfield模型，电离层K8模型，采用最小二乘法，最后通过调用matlab来计算测站坐标。对GPS编程初学者是很好的编程哦。(GPS pseudorange point positioning, including navigation documents, observation files, precision clock bias and precision ephemeris read, Hopfield model troposphere, ionosphere K8 model, using least square method, and finally by calling matlab to calculate station coordinates. The GPS program is a good program for beginners oh.)

说明：  CharSample的VS2019工程版本，经过了整理和调试，包含了代码、工具、实验截图。(A full VS2019 solution for the CharSample driver, which include code, tool and the screenshot for the experiment. The code provided is tested.)

访问市场上流行的德卡公司的接触非接触读卡器程序(Access to the market the company' s exposure to the popular de non-contact reader program)