这是图书馆的代码，大家好好学习哈 ~我找了好久才发现的，大家共同分享...

一个按钮控制程序-a button control procedures

包括完美数的是现代玛，c和java两个版本，如果不知道什么是完美数，这次就可以让你知道了-including several of the perfect modern Mary, c and java two versions, if we do not know what the number is perfect. This can let you know

java 求1到50的和！通过获得键盘输入的选项，从而分别动态调用3种循环结构算法，-java for 1-50 and! Through access to the keyboard input options, which were three kinds of dynamic invocation cycle structure algorithm,

我们提供的VideoIM手机自动拍照上传器J2ME版本[开源]就是这么一种概念： 一个可以下载到手机(例如Nokia7610已经确实可以下载安装并正常运行)的Java应用程序，用来自动驱动你的手机摄像头定时拍摄一张图像(默认是Jpeg格式，数据量很小)。然后，后台线程将Jpeg图像(很小，大约几KB)上传到服务器上。手机默默地拍照，默默地上传照片，不用手工干预，比如你可以设置每隔三分钟拍一张照片，然后上传到Flickr这个著名的图片共享站点上，全世界都会看到你的慢速视频。 -We provide automatic camera phone VideoIM Uploader J2ME version of [open source] is such a concept: one can be downloaded to your phone (for example, can download Nokia7610 has actually installed and running) of Java applications, used to automatically drive your cell phone camera to take a picture from time to time (the default is the Jpeg format, a very small amount of data). Then, the background thread will Jpeg images (small, about a few KB) uploaded to the server. Camera phone quietly, silently upload photos without manual intervention, for example, you can set up every three minutes take a photo, and then uploaded to Flickr this famous picture-sharing site, the world will see your slow video.

jfreechart的各种例子都有 包括：柱形图、折线图、饼图、时区图等 可以进行各种数据的对比，平面图和立体图都有。-all kinds of jfreechart examples,include of pole,cake,time zone,plane,solid etc.this can campare all kinds of number.

提供 java SCROLL BAR 测试的小程序，用于简单SCROLL BAR 显示测试-provide java Press BAR test procedures for small, for the simple screen test revealed BAR

图片显示效果 图片显示效果-Photo effects, Photo Photo shows results show results

introduct java program for the java starters.

C2C的电子商务网站，需要eclipse编程环境，简单实现了交易，付款的功能，供参考-C2C e-commerce site needs to eclipse programming environment, a simple realization of the transaction, payment functions, for reference

一个很不错的神经网络代码，谢谢大家的指教。-a very good neural network code, thank you for advice.