From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Subject: Re: limited agregate and limited components default initialization
Date: Tue, 3 Apr 2018 10:14:50 +0200
Date: 2018-04-03T10:14:50+02:00 [thread overview]
Message-ID: <p9vd5p$tlk$1@gioia.aioe.org> (raw)
In-Reply-To: fe0b0a80-1b9f-42f0-95e9-01815352777a@googlegroups.com
On 02/04/2018 23:03, Jean-Claude Rostaing wrote:
>> Usually I do, it makes operations faster and easier because links are
>> never null. I can even have not-null constraint on the links.
> Clever ! I never thought about it.
> I know about weak references. I read about it. I simply thought I'm not smart enough yet to tackle the issue.
You must. There are lots of cases where circular strong references must
be broken, weak reference is a way. Other cases are when you don't want
to lock the referenced object. Consider monitoring a file. The monitor
would hold a weak reference to the file to allow file deletion.
--
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de
next prev parent reply other threads:[~2018-04-03 8:14 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-31 23:36 limited agregate and limited components default initialization Jean-Claude Rostaing
2018-04-01 0:52 ` Jere
2018-04-01 1:12 ` Jere
2018-04-01 1:16 ` Jean-Claude Rostaing
2018-04-01 1:34 ` Jere
2018-04-01 2:07 ` Jean-Claude Rostaing
2018-04-01 2:40 ` Jere
2018-04-01 2:54 ` Jere
2018-04-01 3:14 ` Jere
2018-04-01 3:31 ` Jere
2018-04-01 9:32 ` Jacob Sparre Andersen
2018-04-01 12:58 ` Jean-Claude Rostaing
2018-04-01 13:33 ` Dmitry A. Kazakov
2018-04-01 15:46 ` Jean-Claude Rostaing
2018-04-01 15:53 ` Jean-Claude Rostaing
2018-04-01 15:54 ` Jean-Claude Rostaing
2018-04-01 21:31 ` Dmitry A. Kazakov
2018-04-02 3:44 ` Randy Brukardt
2018-04-02 11:25 ` Jean-Claude Rostaing
2018-04-02 12:11 ` Dmitry A. Kazakov
2018-04-02 12:15 ` Jean-Claude Rostaing
2018-04-02 21:37 ` Randy Brukardt
2018-04-03 17:01 ` Jeffrey R. Carter
2018-04-05 10:27 ` AdaMagica
2018-04-02 3:42 ` Randy Brukardt
2018-04-01 22:52 ` Jean-Claude Rostaing
2018-04-01 23:36 ` Jean-Claude Rostaing
2018-04-01 23:39 ` Jean-Claude Rostaing
2018-04-02 18:19 ` Jere
2018-04-02 18:50 ` Dmitry A. Kazakov
2018-04-02 19:46 ` Jere
2018-04-02 19:59 ` Dmitry A. Kazakov
2018-04-02 21:03 ` Jean-Claude Rostaing
2018-04-03 8:14 ` Dmitry A. Kazakov [this message]
2018-04-03 1:27 ` Dennis Lee Bieber
2018-04-02 22:39 ` Robert I. Eachus
2018-04-03 18:18 ` Jean-Claude Rostaing
2018-04-03 18:28 ` Jean-Claude Rostaing
2018-04-03 19:18 ` Jeffrey R. Carter
2018-04-03 19:25 ` Jean-Claude Rostaing
2018-04-03 20:12 ` Jeffrey R. Carter
2018-04-03 22:37 ` Jean-Claude Rostaing
2018-04-04 2:18 ` Jere
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