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实现倒计时的一个小demo 可以用来参考(Countdown to achieve a small demo can be used to refer to)

TabBarCustom (所有TabBar之间切换)，精选ios编程学习源码，很好的参考资料。(TabBarCustom (switching between all TabBar), selection of learning IOS programming source code, a good reference.)

iMusic 一个在线音乐源码 (music online)

iOS中自定义pagecontrol的DEMO，很适用很好(DEMO iOS custom pagecontrol, it applies very well)

a sample c embedded program for beginners

说明：  数学建模中的图论知识来研究最短路径的问题，利用Dijkstra算法matlab实现(Graph theory knowledge in mathematical modeling is used to study the shortest path problem, which is realized by using Dijkstra algorithm matlab.)

史密斯圆图的应用, 包括阻抗匹配，计算方法等(Smith chart applications, including impedance matching, calculation methods)

this is module C that I wrote for FFT radix 2-2 1024 point.

去噪工具包，包含了多中去噪方法，主要是基于MATLAB环境下运行。(De-noising tool kit contains a number of de-noising method is based mainly on the MATLAB environment.)

study of data structure implementation using c