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From: Josip Almasi <joe@vrspace.org>
Newsgroups: comp.lang.java.programmer
Subject: Re: difference between hashtable and hashMap ?
Date: Sun, 24 Aug 2014 11:41:02 +0200
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On 08/24/2014 08:03 AM, Rishipal Singh wrote:
> what is difference between hashtable and hashMap ;
>   please explain with examples

Hashtable is synchronized, and HashMap is not.
However, Hashtable's iterators are not synchronized, meaning it's rather 
useless - use ConcurrentHashMap instead.
Google ConcurrentHashMap examples.

Regards...