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自己动手写网络爬虫第一章，学会如何自己编写爬虫程序，java程序开发(Write himself reptiles first chapter, learn how to write their own crawlers, java application development)

Rancore Technologies Pvt Ltd, Mumbai India.

8583解包工具.rar, 8583报文组包解析源码，可以和银联的POS后台连接。(8583 unpacking tool. rar, 8583 packet group parsing source code, can be connected with the POS background of UnionPay.)

Android 串口调试工具app，用于Android平台的串口调试，比如:设置串口波特率，串口设备ttyS*等等(Android serial debugging tool app, for the serial port debugging of Android platform, such as: set serial port rate, serial port device ttyS* and so on.)

记事本的源代码， 与Windows记事本相比,有以下不同点： 1.没有实现的功能：时间与日期 状态栏 帮助文档。 2.添加的功能：颜色设置 断词设置。 3.改善的功能：撤消与恢复分离,查找和替换合并。 4.不完善的功能：不完整字体字符集的显示问题。 5.未知功能：打印(Notepad source code, compared with the Windows Notepad, the following differences: (1) does not implement the function: time and date status bar Help documentation. 2 added: color settings broken word set. Improved functionality: separation Undo and Redo, Find and Replace merger. 4 imperfect function: incomplete font character set display problems. Unknown function: Print)

网上选课系统的uml设计，使用Java语言通过三层模型实现：数据核心层，业务逻辑层和接入层。(Uml design online course selection system, the use of the Java language to achieve through the three-tier model: Data core layer, business logic layer and access layer.)

java实现的简单的联网飞机大战游戏，可以两个人进行网络对战(java planeGame)

说明：  多媒体mp3播放器，java代码，可能有不足之处。。。。(Multimedia mp3 player)

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说明：  java 计算器，实现了基本的简单计算器所有功能，包括加减乘除，MCM+MS，sin，cos，tan等(java calculator, basic and simple calculator all functions, including Math, MCM+MS, sin, cos, tan)