定义：A set is a data structure which does not allow duplicate elements.
Set继承了Collection接口.没有新增方法.
实现要求，如果集合里面已经包含该元素则添加不成功
public boolean add(E object);
实现要求，只添加this集合里面没有的元素,如果参数collection里面有的元素在this集合里面已经有了就不添加此元素，继续下一个,只要有一个元素添加成功就返回true.
public boolean addAll(Collection collection);
定义：A set is a data structure which does not allow duplica...
继承结构 Collection (interface)Set (interface)HashSet (class)...
简介 Provide a unified interface to a set of interfaces in ...
Intent Provide a unified interface to a set of interfaces...
netsh wlan set autoconfig enabled=no interface="WLAN"
A user interface object that displays data for a set of r...
一. 概念 定义：Provide a unified interface to a set of interfac...
HashSet 官方描述： This class implements the Set interface, ba...
@1.设置动态IP(DHCP自动获取IP) netsh interface ip set address "本地连...
使能（使用微软默认的teredo服务器）： C:\> netsh interface teredo set sta...
本文标题：Interface Set
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