this is for an exam

Java I/O API之性能分析 IO API的可伸缩性对Web应用有着极其重要的意义。Java 1.4版以前的API中，阻塞I/O令许多人失望。从J2SE 1.4版本开始，Java终于有了可伸缩的I/O API。本文分析并计算了新旧I/O API在可伸缩性方面的差异。 -Java I/O API for the Performance Analysis IO API scalability of Web applications is extremely important significance. Prior to version 1.4 of Java APIs, blocking I/O to the disappointment of many. From J2SE Version 1.4, Java has finally come up with scalable I/O API. This analysis and the calculation of old and new I/O API in the scalability of the differences.

JAVA手机短信开发包，里面有详细的使用介绍，-JAVA Development Kit phone message, which detailed the use of introduction,

此程序可实现：在可视化界面中随即生成一些图形（长方形、椭圆、圆、正方形）；程序会自动告诉你所生成的图形的形状并计算这些图形的面积；最后程序会自动统计各个图形的分布。-this procedure can be achieved : the visual interface immediately generated some graphics (rectangular, oval, round, square); the program will automatically tell you generated graphic shapes and calculate the size of these graphics; Finally the program will automatically statistical distribution of the various graphics.

模拟钢琴小游戏,java编的-small piano simulation games, java series

窗口视图的分割演示程序，很不错呀！有兴趣的-segmentation demo program, very good! Interested s

用java编写一个经典的小时钟程序，附有源程序，大家在其基础上可以加以修改。-prepared with a classic small-clock procedures, with the source, we can be on the basis of their modified.

决策树的ID3用JAVA实现-Realizing of ID3 Decision Tree using JAVA

用java的数据类型比较大小- Compares the size with the java data type

java chatroom , have good functions

用java 编写的快速编写程序-prepared with the rapid preparation procedure