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From: "Jeffrey R. Carter" <spam.jrcarter.not@spam.acm.org>
Subject: Re: Ada-Singleton-Why does it work like this?
Date: Wed, 25 Mar 2009 00:41:32 GMT
Date: 2009-03-25T00:41:32+00:00	[thread overview]
Message-ID: <05fyl.626291$yE1.263576@attbi_s21> (raw)
In-Reply-To: <6d2b2c67-22fb-4283-87ab-58357e47d5ca@v39g2000yqm.googlegroups.com>

Martin wrote:
> 
> But you can not derive a class from this:

Since I am not a fan of programming by extension, I consider this a good thing.

> Now you could argue that there should just be a "package
> Print_Manager" and no need for a Print_Manager type...

Precisely. If you need several of these, then the package should be generic. Can 
you call it a singleton when you have several instances?

-- 
Jeff Carter
"We use a large, vibrating egg."
Annie Hall
44



  reply	other threads:[~2009-03-25  0:41 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-24 19:01 Ada-Singleton-Why does it work like this? patrick.gunia
2009-03-24 19:10 ` Pascal Obry
2009-03-24 20:47 ` Jeffrey R. Carter
2009-03-25  0:10   ` Martin
2009-03-25  0:41     ` Jeffrey R. Carter [this message]
2009-03-25  9:30     ` Dmitry A. Kazakov
2009-03-26  8:55       ` Martin
2009-03-26  9:28         ` Dmitry A. Kazakov
2009-03-26 13:39           ` Maciej Sobczak
2009-03-26 14:07             ` Georg Bauhaus
2009-03-26 14:33               ` Dmitry A. Kazakov
2009-03-26 15:22                 ` Georg Bauhaus
2009-03-26 16:31                   ` Dmitry A. Kazakov
2009-03-26 14:28             ` Dmitry A. Kazakov
2009-03-26 22:00               ` Maciej Sobczak
2009-03-27 10:02                 ` Dmitry A. Kazakov
2009-03-25 22:29   ` sjw
2009-03-24 20:52 ` Ludovic Brenta
2009-03-25  9:59   ` patrick.gunia
2009-03-25 10:29     ` Jean-Pierre Rosen
2009-03-25 11:26     ` Georg Bauhaus
2009-03-25 11:49       ` patrick.gunia
2009-03-29  7:29     ` Jacob Sparre Andersen
2009-03-24 21:21 ` Dmitry A. Kazakov
2009-03-25 10:07   ` patrick.gunia
2009-03-25 10:57     ` patrick.gunia
2009-03-25 11:40       ` Georg Bauhaus
2009-03-25 11:46       ` Ludovic Brenta
2009-03-25 11:55         ` patrick.gunia
2009-03-25 14:10         ` patrick.gunia
2009-03-25 14:40           ` Ludovic Brenta
2009-03-25 15:16             ` Adam Beneschan
2009-03-25 15:19             ` patrick.gunia
2009-03-25 16:52               ` Georg Bauhaus
2009-03-25 11:10     ` Dmitry A. Kazakov
2009-03-25 11:37       ` patrick.gunia
2009-03-25 12:07         ` Ludovic Brenta
2009-03-25 15:00         ` Robert A Duff
2009-03-25 11:17     ` Jean-Pierre Rosen
2009-03-26  9:04       ` Martin
2009-03-25 11:38     ` Ludovic Brenta
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