From: "Marc A. Criley" <mcqada@earthlink.net>
Subject: Re: Another Idea for Ada 20XX
Date: Tue, 04 Dec 2001 00:25:57 GMT
Date: 2001-12-04T00:25:57+00:00 [thread overview]
Message-ID: <3C0C0A34.EE726EA5@earthlink.net> (raw)
In-Reply-To: xaLwf$0jE7N8@eisner.encompasserve.org
Larry Kilgallen wrote:
>
> In article <3C0B65CB.8CDD7B31@earthlink.net>, "Marc A. Criley" <mcqada@earthlink.net> writes:
>
> > The problem was that one program wrote a file of floating point numbers
> > representing values in British units, which was then read by a program
> > that expected floating point numbers representing metric units. No unit
> > information accompanied the values in the file, they were just numbers.
>
> Do space probes include file systems and multiple programs ?
>
> Or is this something in the build environment ?
>
> If the latter, the problem could be solved by an old fashioned EDP
> tool called a data dictionary.
The error occurred in the ground-based navigational processing, not
onboard the spacecraft.
And oh yes, there are many ways to avoid such a problem--any of the
assorted manifestations of interface control documents, for instance.
next prev parent reply other threads:[~2001-12-04 0:25 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-02 19:51 Another Idea for Ada 20XX Gautier Write-only-address
2001-12-02 22:36 ` James Rogers
2001-12-03 12:44 ` Marc A. Criley
2001-12-03 14:29 ` Larry Kilgallen
2001-12-04 0:25 ` Marc A. Criley [this message]
2001-12-04 1:40 ` Adrian Hoe
2001-12-04 1:56 ` Larry Kilgallen
2001-12-04 16:08 ` Wes Groleau
2001-12-04 17:48 ` Larry Kilgallen
2001-12-09 23:02 ` Nick Roberts
2001-12-10 16:22 ` Stephen Leake
2001-12-10 17:11 ` Wes Groleau
2001-12-10 20:30 ` Robert C. Leif, Ph.D.
2001-12-10 20:59 ` Wes Groleau
2001-12-10 17:09 ` Wes Groleau
2001-12-10 17:32 ` Larry Kilgallen
2001-12-04 19:59 ` Vincent Marciante
2001-12-04 20:20 ` Wes Groleau
2001-12-04 22:18 ` Matthew Heaney
2001-12-06 4:14 ` Richard Riehle
2001-12-06 17:39 ` Wes Groleau
2001-12-07 0:55 ` Adrian Hoe
2001-12-07 9:01 ` Dmitry A. Kazakov
2001-12-07 11:49 ` Tarjei T. Jensen
2001-12-07 22:51 ` Dimensions (was Re: Another Idea for Ada 20XX) Mark Lundquist
2001-12-08 3:52 ` Richard Riehle
2001-12-08 5:28 ` Mark Lundquist
2001-12-08 18:59 ` Matthew Heaney
2001-12-08 21:23 ` Wes Groleau
2001-12-09 22:15 ` Robert C. Leif, Ph.D.
2001-12-10 14:09 ` Ian
2001-12-03 14:56 ` Another Idea for Ada 20XX Mark Lundquist
2001-12-06 15:27 ` Philip Anderson
2001-12-07 22:51 ` Mark Lundquist
2001-12-10 9:01 ` Dmitry A. Kazakov
-- strict thread matches above, loose matches on Subject: below --
2001-12-02 21:24 Gautier Write-only-address
2001-12-03 14:56 ` Mark Lundquist
2001-12-02 16:01 James Rogers
2001-12-02 16:38 ` Preben Randhol
2001-12-02 22:26 ` James Rogers
2001-12-02 21:19 ` Patrick Hohmeyer
2001-12-02 21:26 ` Lutz Donnerhacke
2001-12-02 23:49 ` Patrick Hohmeyer
2001-12-03 6:06 ` Wilhelm Spickermann
2001-12-03 8:58 ` Lutz Donnerhacke
2001-12-03 13:40 ` Thomas Koenig
2001-12-03 0:21 ` Robert C. Leif, Ph.D.
2001-12-03 0:35 ` Robert Dewar
2001-12-03 1:33 ` James Rogers
2001-12-03 12:34 ` Dirk Dickmanns
2001-12-03 14:56 ` Mark Lundquist
2001-12-03 15:12 ` Lutz Donnerhacke
2001-12-03 17:00 ` chris.danx
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