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From: Mike  <Mike@newsguy.com>
Subject: Re: A question for my personal knowledge.
Date: 1999/05/13
Date: 1999-05-13T00:00:00+00:00	[thread overview]
Message-ID: <7hfctj$1kb4@drn.newsguy.com> (raw)
In-Reply-To: 373AC668.4824FF07@decada.enet.dec.com

In article <373AC668.4824FF07@decada.enet.dec.com>, Mike says...
 
>If I were to teach programming today, I'd choose Ada 95 as the vehicle. 
>It is a serious detriment to pedagogy (and to programming!) to muddle
>together the vehicle of polymorphism and the vehicle of abstraction as
>C++ does.  (This impinges on the discussion in another thread, which I
>will nevertheless refrain from joining.)  In case it is inobvious to
>some what I'm referring to, I mean the tagged type for polymorphism and
>the package for abstraction; in C++ these both become classes.

And what is wrong with that? a class serves as abstraction and polymorphism.
it is simpler really.

Ada OO mechanism is not simple and I find it confusing. a class is the
most basic concept in OO, and Ada does not have it. No wonder all heavely
used OO languages today use the class concept (C++, Java) even Simula
the original OO language used a class to represent objects with. All except
Ada does it different. 

Mike





  reply	other threads:[~1999-05-13  0:00 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1999-05-10  0:00 A question for my personal knowledge Siamak Kaveh
1999-05-10  0:00 ` Roy Grimm
1999-05-11  0:00   ` Pascal Obry
1999-05-11  0:00     ` Roy Grimm
1999-05-11  0:00       ` Marin David Condic
1999-05-11  0:00         ` Roy Grimm
1999-05-11  0:00           ` Tucker Taft
1999-05-11  0:00             ` Roy Grimm
1999-05-12  0:00         ` Roger Racine
1999-05-12  0:00           ` Marin David Condic
1999-05-17  0:00             ` Charlie McCutcheon
1999-05-17  0:00               ` Larry Kilgallen
1999-05-17  0:00                 ` Chris
1999-05-17  0:00                   ` Marin David Condic
1999-05-17  0:00               ` Marin David Condic
1999-05-17  0:00             ` Richard D Riehle
1999-05-18  0:00               ` Marin David Condic
1999-05-18  0:00                 ` bglbv
1999-05-18  0:00                   ` William B. Clodius
1999-05-11  0:00       ` Robert Dewar
1999-05-11  0:00         ` Roy Grimm
1999-05-12  0:00           ` Robert A Duff
1999-05-11  0:00         ` dennison
1999-05-13  0:00           ` Mike Yoder
1999-05-13  0:00             ` Mike [this message]
1999-05-13  0:00               ` Martin C. Carlisle
1999-05-14  0:00               ` Dale Stanbrough
1999-05-13  0:00                 ` Mike
1999-05-13  0:00                   ` Brian Rogoff
1999-05-13  0:00                   ` David Starner
1999-05-18  0:00                     ` Georg Bauhaus
1999-05-14  0:00                   ` Florian Weimer
1999-05-14  0:00                     ` Steve
1999-05-15  0:00                       ` Florian Weimer
1999-05-15  0:00                         ` Matthew Heaney
1999-05-14  0:00                   ` Dale Stanbrough
1999-05-15  0:00                   ` Matthew Heaney
1999-05-18  0:00               ` Richard D Riehle
1999-05-18  0:00                 ` Hyman Rosen
1999-05-18  0:00                   ` Richard D Riehle
1999-05-18  0:00                     ` Hyman Rosen
1999-05-19  0:00                       ` Richard D Riehle
1999-05-10  0:00 ` Marin David Condic
1999-05-10  0:00   ` Paul Whittington
1999-05-10  0:00     ` Marin David Condic
1999-05-10  0:00 ` Dan Nagle
1999-05-10  0:00 ` Larry Kilgallen
1999-05-10  0:00   ` Keith Thompson
1999-05-12  0:00     ` Charlie McCutcheon
1999-05-12  0:00       ` Werner Pachler
1999-05-17  0:00         ` Charlie McCutcheon
1999-05-17  0:00           ` bglbv
1999-05-17  0:00             ` Larry Kilgallen
1999-05-18  0:00               ` bglbv
1999-05-19  0:00                 ` Larry Kilgallen
1999-05-10  0:00 ` Sam
1999-05-11  0:00 ` Jean-Pierre Rosen
1999-05-11  0:00   ` Robert Dewar
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