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From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Newsgroups: comp.lang.ada
Subject: Re: Ada 95 -- Ada 2005 -- Ada 2012
Date: Wed, 27 Aug 2014 21:01:23 +0200
Organization: cbb software GmbH
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Date: 2014-08-27T21:01:23+02:00
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On Wed, 27 Aug 2014 11:46:31 -0700 (PDT), gdotone@gmail.com wrote:

> is the object oriented features so different in Ada 2012 that i should not
> use a book teaching Ada 95,

You can use the text book. The only significant additions regarding OO made
in Ada 2005 are

1. multiple inheritance restricted to Java-like interfaces;
2. postfix notation support;
3. the keyword "[not] overriding" (never forget to use it)

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de