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From: "(see below)" <yaldnif.w@blueyonder.co.uk>
Newsgroups: comp.lang.ada
Subject: Re: [Ada] made me hate programming
Date: Thu, 01 Jul 2010 19:54:09 +0100
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Date: 2010-07-01T19:54:09+01:00
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On 01/07/2010 16:36, in article
4c2cb60f$0$7651$9b4e6d93@newsspool1.arcor-online.net, "Georg Bauhaus"
<rm.dash-bauhaus@futureapps.de> wrote:

> [mostly agreed] ...

> Much less so when the messages are like the ones Peter Chapin has
> quoted (about overload resolution). They make me think of a
> language profile that disallows overloading.

So you lose Ada.Text_IO and all the arithmetic operators?

> Once you have it, the confusing messages are gone, or replaced
> with something that has meaning in the context of the language profile.
> (Lack of overloading is arguably a desirable quality of
> real world programming languages, if one includes SPARK and Eiffel.

That's not an argument I would support.
 
> The goal is to gradually extend the set of included language features.
> The idea leads to a partial order of language concepts (TBD).

Of course, "diminishing deception" is the essence of teaching complex
material. Ada supports it very well already: the various advanced features
are quite independent of each other, so the student is unlikely to stumble
into them (very unlikely, in my experience).

-- 
Bill Findlay
<surname><forename> chez blueyonder.co.uk