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从“怪物史莱克”中显示开场歌曲的基本JavaFX程序(Basic JavaFX program that displays the opening song from "Shrek")

说明：  一个图书管理系统，实现浏览图书，图书借阅，图书归还的功能 环境是python3.7.3，Djiango2.2.2 mysql8.0(A library management system, the realization of browsing books, books borrowing, books back to the function 37/5000 The environment is python3.7.3, Djiango2.2.2 mysql8.0)

说明：  对涡结构进行模态降解，可提取尾流的相干结构(The coherent structure of wake can be extracted by modal degradation of vortex structure)

Delphi绘图程序实例：绘制大树Tree节点，采用递归分形算法画一个树，点击一次画一次，画出支杆，代码有参考性。

说明：  能够录音并实时显示声音的时域和频域波形； 播放录音文件，显示波形(Time and frequency waveforms of sound can be recorded and displayed in real time)

说明：  一个非常简单的Cefsharp浏览器，适合刚入门的人学习(A very simple Cefsharp browser for those just getting started)

Delphi仅使用一个DLL实现三级跳功能，附有源码

计算离散序列的李亚普诺夫指数的程序，主要是混沌时间序列(The program for calculating the Lyapunov exponent of discrete sequences is mainly chaotic time series.)

用来画衍射图形的MATLAB源程序，可以画菲涅尔衍射图案。(Used to draw diffraction pattern MATLAB source program, you can draw Fresnel diffraction pattern)

QT4.5.3环境下的登陆功能，密码黑点显示，登陆后进入主界面(QT4.5.3 environment landing capabilities, password black dots show ，after landing into the main interface)