第五大道

建立类的层次结构。 创建如下图所示的类 使用类层次结构中的类 Employee ： 姓名，保险号、 SalariedEmployee 周薪 CommissionEmployee 佣金率、销售总额 HourlyEmployee 每小时的工资和工作小时数 BaseplusEmployee 每周的基本工资数 (Create a class hierarchy. To create a class as shown Use classes in the class hierarchy Employee: name, insurance number, SalariedEmployee weekly earnings CommissionEmployee commission rates, total sales HourlyEmployee hourly wages and the number of hours worked BaseplusEmployee weekly basic wage)

一个JAVA写的基本的疾病传播的模型，SIR模型，可进行模拟和仿真(Model, SIR model written in JAVA basic disease transmission, modeling and simulation can be performed)

read properties from properties.file

用于检测手机麦克风输入音量大小的DEMO(it s used to detect the volume of phones micphone)

SelectorProvider is an abstract base class that declares methods for providing instances of DatagramChannel, Pipe, java.nio.channels.Selector , ServerSocketChannel, and SocketChannel.

Tests of basic UI logic in the AccountSetupOptions screen for Andriod.

YOYO播放器的源代码，是用Java语言写的，非常经典，拿出来供各位Java学习者学习(YOYO player source code is written in Java language, very classic, you out for Learners Java)

cmpp2.0 java示例，示例简单明了，除工具一个工具类文件和几个协议类文件，所有报文操作都在一个文件内，由几个方法组成，希望对刚接触cmpp开发的新手.(The example of CMPP2.0 Java is simple and clear. Except for tool class file and protocol class file, all message operations are in one file and consist of several methods. I hope to be a novice who has just come into contact with the development of cmpp.)

java 设计模式 实例 Factory(java Design pattern Factory)

用Java编写的图形界面，并运用数据结构。用于学生成绩管理(To use graphical interface written in Java and use data structures. For student performance management)