On Wednesday 21 May 2014 10:53:38 Aleksey Midenkov wrote:
> On Wed, May 21, 2014 at 1:15 AM, Timothy Pearson
>
> <kb9vqf@...> wrote:
> > -----BEGIN PGP SIGNED MESSAGE-----
> > Hash: SHA224
> >
> >> aptitude safe-upgrade '?version(4:3.5.13)'
> >>
> >> if 4:3.5.13 is currently installed version.
> >
> > Simplest?  sudo apt-get dist-upgrade
>
> dist-upgrade upgrades ALL packages. This is a level harder!

If one is asking aptitude to upgrade a particular version of a particular 
package, surely one has to name the package as well as the version?  And the 
version one wants, not the version one has??

Lisi