[lug] LUG Digest, Vol 203, Issue 10
Orion Poplawski
orion at nwra.com
Fri Sep 18 07:41:18 MDT 2020
alternatives is for multiple implementations of the same interface.
E.g. sendmail and postfix both implement the "sendmail" posix interface.
The namespace issue is the same as we're running out of names for bands.
https://www.theguardian.com/music/2015/feb/17/fka-twigs-slaves-deers-band-name-shortage
On 9/18/20 7:31 AM, Evelyn Mitchell wrote:
> Isn't this the sort of situation that /usr/sbin/alternatives was
> designed to handle? Or was that more designed for having multiple
> versions of the same program under the same name? I don't know how the
> system package manager interacts with this.
>
> Namespace collisions are annoying, and having a one big tent environment
> makes them harder to handle.
>
> "It's at an entirely different level but one of my current headaches is that
> we're still using a single uber-dev environment and 'yarn' can mean:
>
> - nodejs package manager
> - hadoop CLI application"
>
> Evelyn Mitchell
> tummy.com <http://tummy.com>
>
> On Thu, Sep 17, 2020 at 12:00 PM <lug-request at lug.boulder.co.us
> <mailto:lug-request at lug.boulder.co.us>> wrote:
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> Today's Topics:
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> 1. Re: compatibility (not even backward!) issues (Bear Giles)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Thu, 17 Sep 2020 10:41:15 -0600
> From: Bear Giles <bgiles at coyotesong.com <mailto:bgiles at coyotesong.com>>
> To: "Boulder (Colorado) Linux Users Group -- General Mailing List"
> <lug at lug.boulder.co.us <mailto:lug at lug.boulder.co.us>>
> Subject: Re: [lug] compatibility (not even backward!) issues
> Message-ID:
>
> <CALBNtw4u2g2aPgbgf3rOF8b2eWkk2GS8f33xgva_aKvR7FvqWQ at mail.gmail.com
> <mailto:CALBNtw4u2g2aPgbgf3rOF8b2eWkk2GS8f33xgva_aKvR7FvqWQ at mail.gmail.com>>
> Content-Type: text/plain; charset="utf-8"
>
> It's at an entirely different level but one of my current headaches
> is that
> we're still using a single uber-dev environment and 'yarn' can mean:
>
> - nodejs package manager
> - hadoop CLI application
>
> I need both. Fortunately not at the same time but it's a real headache
> because of the package dependencies when you need to remove one before
> installing the other.
>
> On Thu, Sep 17, 2020 at 6:42 AM Davide Del Vento
> <davide.del.vento at gmail.com <mailto:davide.del.vento at gmail.com>>
> wrote:
>
> > On Thu, Sep 17, 2020 at 6:35 AM Davide Del Vento <
> > davide.del.vento at gmail.com <mailto:davide.del.vento at gmail.com>> wrote
> >
> >> Things that bug me are others, like... let me start a new thread
> instead
> >> of hijacking this one...
> >>
> >
> > In case you haven't seen this one, it's pretty.... interesting
> (make sure
> > you check what the maintainers of the other packages said). This is a
> > serious issue of "present" compatibility which can be solved only
> breaking
> > backward compatibility until someone picks a name someone else
> already
> > picked and it breaks again: https://github.com/pypa/pip/issues/4625
> >
> > Well, hopefully https://github.com/pypa/pip/issues/988 will solve
> it, but
> > it's only 7 years old, so don't hold your breath. And perhaps
> it's out of
> > scope....
> >
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--
Orion Poplawski
Manager of NWRA Technical Systems 720-772-5637
NWRA, Boulder/CoRA Office FAX: 303-415-9702
3380 Mitchell Lane orion at nwra.com
Boulder, CO 80301 https://www.nwra.com/
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