DemoForCAAnimation

matlab 灰色理论函数，自己写的灰色理论函数，可以用来预测未来的数据。(matlab gray theory function)

NSArray Class Reference for Developers

How to check the url connections. Pretty straight forward.

Sample application to show the use of a new open source framework for making graphs called Core Plot

tab bar controller 自定义颜色和演示demo，精选ios编程学习源码，很好的参考资料。(Tab bar controller custom colors and demonstration of demo, selection of learning IOS programming source code, a good reference.)

conversor digitalpara relojes de presision

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.)

simulink s函数的模板及编写步骤(the simulink s function template and write steps)

itools程序源码，可以管理IOS程序，需要Xcode编译，并生成MAC程序(itools can manage IOS program)

NSString框架的学习，包括NSNumber等 NSString框架的学习，包括NSNumber等(NSString framework of learning, including learning NSNumber etc. NSString framework, including NSNumber etc.)