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Re: Another "testing" vs "unstable" question



On Sun, Jun 20, 2004 at 02:24:45PM -0400, Travis Crump wrote:
> David Fokkema wrote:
> >On Sun, Jun 20, 2004 at 11:22:57AM -0500, Michael Satterwhite wrote:
> >
> >>-----BEGIN PGP SIGNED MESSAGE-----
> >>Hash: SHA1
> >>
> >>On Sunday 20 June 2004 11:16, Carl Fink wrote:
> >>
> >>>On Sun, Jun 20, 2004 at 11:13:37AM -0500, Michael Satterwhite wrote:
> >>>
> >>>>A few weeks ago (I don't know about now), the KDE distribution in
> >>>>unstable simply would not run ...
> >>>>
> >>>>How does one recover from something like this short of doing a reload?
> >>>
> >>>Don't run KDE for a week or so until it's fixed?  Downgrade to the
> >>>version in Testing, which will still work?
> >>>
> >>>I mean, you DO know how to do both of those things from the command
> >>>line, right?  And how to get to the command line when X won't work?
> >>>Otherwise, really, you shouldn't use Unstable.
> >>
> >>Certainly I can turn off KDE; cripples KDevelop which is needed, but can 
> >>be done easily. As to downgrading, I've read answers to several questions 
> >>saying that can't be done with apt. Unless those answers were wrong, no, 
> >>I don't know how to - short of a reload.
> >
> >
> >You can downgrade with apt, that's no problem at all! What you _can't_
> >do, is downgrading _all_ packages to the version numbers available in
> >testing. If you downgrade, you have to specify things like
> >
> >apt-get install gs=7.07-1
> >
> >Doing that for hundreds of packages is no fun.
> >
> 
> Not exactly, if you put:
> 
> Package: *
> Pin: release a=testing
> Pin-Priority: 1001
> 
> in /etc/apt/preferences, and do an apt-get dist-upgrade, apt will 
> happily /try/ to downgrade every package to its testing 
> version[alternatively adding that to /etc/apt/preferences will let you 
> do apt-get install <testing-package> without needing the version 
> number].  It just isn't guaranteed to work, and isn't considered a bug 
> if it doesn't.

Wow! I didn't know that, thanks! So debian is even better than I
thought, :-) But then, I don't want to downgrade, and indeed, it might
still not work.

David

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