matlab_VMD_变分模态分解

调试专用 RJ45短路环 自测试通过！！！！(RJ45 Short Circuit Ring)

add CFO (carrier frequency offset) to a given signal

C#通过主机名获取IP地址，这和通过IP地址获取主机名正好相反，有意思吧，只要知道主机名，就可得到该主机的IP地址，当然，前提是都在一个网段内，且IP真实存在。

python爬虫代码，获取豆瓣电影名及其评分。(Python crawler code, get the movie name and its score.)

LED恒压计算工具 计算LED恒压电路的小工具，通过使用您可以学习到LED的基本知识。-LED constant pressure calculation tool to calculate constant pressure LED circuit of small tools, You can through the use of LED learn the basic knowledge.

串口程序 可以接受串口数据并进行数据处理和显示 是一个不错的数据终端-Serial procedures can accept serial data and data processing and display is a good data terminal

很好的学习C++的教程，这是第七章至第十二章的PPT(Good learning C++ s Guide, which is under Chapter VII to XII of the PPT)

说明：  matlab 实现polar码仿真，十分经典的算法，值得参考(Matlab implementation of Polar code simulation, a very classic algorithm, worthy of reference)

可以自动伸缩窗体(Auto scale form can be retractable)

说明：  用积分图实现快速NON-local means图像去噪(non-local means for image denoising with fast speed)