AJ-SR04M-T-X.zh-CN.en

很经典的连连看源代码，与众生共享，大家可以随便下载。-Very classic Lianliankan source code, and all living creatures share, everyone can freely download.

Yousay Illegal I say Legitimate

bat小技巧， 批处理文件最常用的几个命令(BAT FAST CONDUCT BAT FAST CONDUCT BAT FAST CONDUCT)

这是一个书籍管理应用程序。系统要完成对书籍的管理，应包括类目管理：书籍的增加和删除；借阅管理：借出和还入；信息的查询等功能。-This is a book management application. To complete the system of management books, including Category Management : books on the increase and deleted; Readers management : the lending and also means; Information inquiries, and other functions.

excel的使用教程，包含简单的excel的编程，以及很多公式算法的使用方法，是学习excel应用的很好的资料(the use of excel tutorial, including a simple excel programming, and many algorithms use the formula is applied to learn good information excel)

说明：  将音频文件信息使用MFCC提取出来并用SVM训练（数据需自己加载）(The audio file information is extracted by MFCC and use SVM training (data need to be loaded by itself))

杨乐平老师的第二章例程-Yang Leping teachers chapter routines

美国著名黑客凯文出狱后的大作，本书介绍了各种入侵手法，和案例。（英文原著）(The United States after his release a well-known hacker Kevin s masterpiece, this book introduces all kinds of invasion of practices, and cases. (English original))

利用C++的类和对象编写C++的应用程序，宠物小屋的综合程序。适合学习C++类和对象的菜鸟。

本实验要求基于声卡与MATLAB实现音频信号频谱分析仪的设计原理与实现，功能包括： （1）音频信号输入，从声卡输入、从WAV文件输入、从标准信号发生器 输入。 （2）信号波形分析，包括幅值、频率、周期、相位的估计，以及统计量 峰值、均值、均方值和方差的计算。 （3）信号频谱分析，频率、周期的估计，图形显示幅值谱、相位谱、实 频谱、虚频谱和功率谱的曲线。(This experiment requires the design principle and implementation of audio signal spectrum analyzer based on sound card and MATLAB. Its functions include: (1) input of audio signal, input from sound card, input from WAV file, and from standard signal generator. Input. (2) signal waveform analysis, including amplitude, frequency, period, phase estimation, and statistics. Calculation of peak value, mean value, mean square value and variance. (3) signal frequency spectrum analysis, frequency, cycle estimation, graphic display amplitude spectrum, phase spectrum, real The curves of spectrum, virtual spectrum and power spectrum.)