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关于JavaEE初级的会话管理的实例，主要介绍基础方法(JavaEE session management on the primary instance, introduces the basic methods)

简单的实现了一般的串口通讯

java

Default File Comparator implements Comparator, Serializable.

3.设计一个能够描述点（point）、线(line)、圆（circle）、矩形（rectangle）和三角形（triangle）等几何形状的类体系，能够计算不同形状的周长和面积（如果能够定义的话）。程序文件命名为Exe3_3.java。(3. Design a point can be described (point), line (line), circle (circle), class hierarchy rectangle (rectangle) and the triangle (triangle) and other geometric shapes, different shapes can calculate perimeter and area (if you can define if). Program file named Exe3_3.java.)

1、聊天室创建 管理员可以自由的创建嘉宾聊天室,可以随意添加嘉宾的名单、设置主题、时间和简介等有关内容...3、聊天室关闭 管理员可以关闭不再使用的嘉宾聊天室(1, the chat room administrator can create the freedom to create guests chat rooms, can add the list of guests, set the theme, time and brief description of other relevant content ... 3, chat rooms are no longer close the administrator can shut down chat rooms used by guests)

一个简单的交通查询系统，对初学者比较适用(A simple transport query system, more applicable for beginners)

OLS Client Software for 64bit Linux and open-jdk

通过本工具可以将URL快速转换为迅雷、快车、旋风等专用下载链接(Through this tool can be quickly converted to a URL Thunder, Express, cyclones and other special download link)

jforex开发，可以通过ide实现jforex策略开发(jforex development through the usage of java ide,to replace the usage of the platform itself)