阿里巴巴Java开发手册.pdf

说明：  用java实现获取系统的mac地址，课堂上的资料进行复习。(get system mac address)

It is useful for web application and web works

1.2版本， 1.对联通手机号码进行支持，主要的处理就是在短信中心的控制上 2.对容错能力进行提高,对于发送失败的信息,加以提示. 3、解决以手机做为gsm模块时不能正常接收短信的问题，从而达到聊天的效果。(Version 1.2, 1. Unicom)

LlcpClientSocket represents a LLCP Connection-Oriented client to be used in a connection-oriented communication.

常用类库 包括vector 几何与映射 Stringdokenizer等(Common library)

Java五子棋编程 (Gobang Java Programming)

说明：  设计模式一（单子、工厂、策略模式）练习 1． 假设现在要设计一个贩卖各类书籍的电子商务网站的购物车系统。对所有的教材类图书 实行每本一元的折扣；对连环画类图书提供每本7%的促销折扣；而对非教材类的计算机图书有3%的折扣；对其余书没有折扣。使用策略模式、工厂模式、单子模式进行设计(Design Mode 1 (List, Factory, Strategy Mode) Exercise 1. Suppose we are going to design a shopping cart system for e-commerce websites that sell all kinds of books. All textbook books are discounted at one yuan per book; comic books are discounted at 7% per book; computer books are discounted at 3% for non-textbook books; and other books are discounted at no rate. Design using strategy mode, factory mode and single mode)

java application for searching exception

java版本 内网穿透，可以用于微信开发，vpn搭建(Java version of Intranet penetration, can be used for Wechat development, VPN building)

数据库连接及简单操作(database)