From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM autolearn=unavailable autolearn_force=no version=3.4.4 X-Received: by 10.182.68.113 with SMTP id v17mr1526416obt.2.1449606482441; Tue, 08 Dec 2015 12:28:02 -0800 (PST) X-Received: by 10.182.112.202 with SMTP id is10mr29320obb.7.1449606482417; Tue, 08 Dec 2015 12:28:02 -0800 (PST) Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!mx02.eternal-september.org!feeder.eternal-september.org!news.glorb.com!mv3no10629632igc.0!news-out.google.com!f6ni17203igq.0!nntp.google.com!mv3no10629623igc.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: comp.lang.ada Date: Tue, 8 Dec 2015 12:28:02 -0800 (PST) In-Reply-To: Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=109.88.54.35; posting-account=6m7axgkAAADBKh082FfZLdYsJ24CXYi5 NNTP-Posting-Host: 109.88.54.35 References: <8bc7fd76-f00a-4eea-9715-470af028fc84@googlegroups.com> User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: Subject: Re: I'm facing an issue with: call to abstract procedure must be dispatching From: Serge Robyns Injection-Date: Tue, 08 Dec 2015 20:28:02 +0000 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Xref: news.eternal-september.org comp.lang.ada:28718 Date: 2015-12-08T12:28:02-08:00 List-Id: On Tuesday, 8 December 2015 19:46:10 UTC+1, Jeffrey R. Carter wrote: > I investigated it extensively over 2 decades ago and concluded that its n= egative > qualities outweighed any positive ones. I have not seen anything since to= change > my mind. Kazakov, on the other hand, likes multiple inheritance, so you h= ave his > balancing view posting here. >=20 > In addition to my papers at >=20 > http://pragmada.x10hosting.com/papers.html >=20 > you might also be interested in Rosen's paper "What Orientation Should Ad= a > Objects Take", available at >=20 > http://www.adalog.fr/en/publications.html >=20 Thank you for the references, when time permits I'll read time as I'm still= trying to get through the very boring ALRM 2012. When I was "professional= ly" programming a couple of decades ago it was C, Pascal and assembler. He= nce I do lack personal evidence to make an assessment but the ideas of prog= ramming by extension seems appealing to me. And indeed I noticed indeed that you and Dmitry are on the opposite side ho= wever sharing the same love for Ada. Serge