From: Robert Dober <robert.dober@...>
Date: 2010-06-05T23:41:20+09:00
Subject: Re: comparing objects

On Sat, Jun 5, 2010 at 2:35 PM, Robert Klemme
<shortcutter@googlemail.com> wrote:
> On 05.06.2010 00:35, Anderson Leite wrote:
>>
>>  Before
>>>
>>> we can provide solutions we have to know what problem must be solved.
>
>> I have a list of objects that came from database and another list of
>> objects extracted from a xml. I need the elements who are in both lists.
>>
>>
>> Then...I thought to compare objects overriding the == method like Marcin
>> Wolski wrote. There is another solution ?
>
> If all objects you are dealing with implement #eql? and #hash in a way to be
> suitable for that comparison then using #eql? is the most straightforward
> approach.
Not #eql?, #== please.
Cheers
R.
-- 
The best way to predict the future is to invent it.
-- Alan Kay