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libev-4.15源码 libev是Marc Lehmann用C写的高性能事件循环库。通过libev，可以灵活地把各种事件组织管理起来，如：时钟、io、信号等。libev在业界内也是广受好评，不少项目都采用它来做底层的事件循环。node.js也是其中之一(libev-4.15 source libev Marc Lehmann is written in C, a high-performance event loop library. By libev, the flexibility to manage the organization of various events, such as: clock, io, signals. libev is also widely acclaimed in the industry, many projects have adopted it as the underlying event loop. node.js is one of them)

Maltab在数学建模中的应用（第一版）_卓金武等.part1(Maltab in Mathematical Modeling (1st Edition)_Zhuo Jinwu et al.)

构造一个空的双向栈，判断双向栈是否存在，出栈，入栈，判栈空，将栈置空，判栈满，取栈顶(Construct an empty two-way stack to determine whether there is a two-way stack, out of stack, stack, sub-stack empty, set the stack is empty, sub-stack is full, take the stack)

QPSK modulation using a prbs data input

Fuzzy logic example. You enter a temperature degree. Program specifies the membership of fuzzy sets

验证企业信息中的组织机构代码的合法性，错误会提示并定位到出错的地方，可以在离开焦点时验证(organize code check)

Duba《模式分类》中文版，英文版，勘误表，书中所有的图原版，相应的matlab程序、对应的matlab程序手册(Pattern_Classification(Duba) and all related resources.)

simulink single phase matrix converter. Very easy to understand and run well

huffman算子检测。压缩包解压时没有密码。(huffman operator testing)

对随机选择的iris数据，用LDA进行特征提取，然后用K近邻分类器分类的完整程序(Feature extraction using LDA,and perform classification via KNN)