perturbation

实现高斯滤波等功能，适合VC初学者，可通过代码了解滤波原理。(Gaussian filter functions for VC beginners, filtering through the code to understand the principle.)

永远替换字符串中的字符，和word中的替换功能相同(Forever the replacement string of characters, and word replacement functionality in the same)

能实现添加，删除，查找，拨号等基本功能。当然还用到了windows皮肤，很漂亮的哟(Able to add, delete, search, dial-up and other basic functions. Of course, also used the windows skin, very beautiful yo)

非归零型差分相位调制信号建模与仿真分析 ，能量熵的计算，包含位置式PID算法、积分分离式PID。( NRZ type differential phase modulation signal modeling and simulation analysis, Energy entropy calculation, It contains positional PID algorithm, integral separate PID.)

bottom copper sim900

孙鑫C++教程2 C++语言面向对象简析(Sun Xin C++ Tutorial 2 C++ language Object-Oriented Analysis)

python3.6实现的一些信号处理过程。(Some signal processing procedures implemented by python3.6.)

VC编写的隐藏桌面窗口程序的工具，可以方便快速的一键隐藏和显示指定的程序！(VC hiding desktop windows program written in the tools that can facilitate the quick hide and show a button with the specified procedure!)

用中点画圆法画椭圆。可以改变大小和位置。(Ellipse midpoint drawcircle.You can change the size and position.)

说明：  nginx视频点播,源码资源,Source resources(Nginx video on demand, source resource, Source resources)