[wellylug] If you are stuck for ideas for a lightning talk session

[Donovan Jones]

I cant resist a bit of golf:

dpkg --get-selections | awk '{print $1}' | sort -R | head -1

Donovan


On Thu, Feb 13, 2014 at 6:23 AM, Brent Wood <pcreso at pcreso.com> wrote:

> And a wellylug equivalent to the perlmongers solution by Grant for
> selecting a random package on a Debian based Linux system:-)
>
> dpkg --get-selections | tail -n `rand -M \`dpkg --get-selections | wc
> -l\`` | head -1
>
> I figured you should be able to do this with common Linux commands,
> without resorting to a programming or scripting language.
> This is one way...
>
> If I thought about it a bit more I figure awk could probably do this a bit
> more elegantly, if not even more arcanely!.
>
>
> Brent
>   ------------------------------
>  *From:* Grant McLean <grant at mclean.net.nz>
> *To:* wellylug at lists.wellylug.org.nz
> *Sent:* Wednesday, February 12, 2014 3:50 PM
> *Subject:* Re: [wellylug] If you are stuck for ideas for a lightning talk
> session
>
> Presumably the WellyLUG session on Monday will take a relaxed approach
> to the five minute time limit (as the Perl Mongers did last night) so
> the dire warnings in that page can be ignored.
>
> Also, I'm guessing that people with slides will either bring their own
> laptop or put them on a web page.  Bringing PDF/OpenOffice/HTML files on
> a USB stick could also work.
>
> The suggestion on our page that people might randomly select a Perl
> module to talk about could be adapted to "randomly select an OS
> package".  For example on a debian-based distro, this 1-liner will
> randomly select one of the packages you have installed:
>
>   dpkg --get-selections | \
>       perl -E '@p = map { s/\s.*//r } <>; say $p[rand(+ at p)]'
>
> See you Monday.
>
> Cheers
> Grant
>
>
> On Wed, 2014-02-12 at 15:14 +1300, Hugh Davenport wrote:
> > Graciously stolen from Wellington Perl Mongers, who had a
> > lightning session last night.
> >
> > http://wellington.pm.org/lightning_talks.html
> >
> > I shall add this to the WellyLUG page at some point.
> >
> > Let me know if you get a spark of ideas for a talk next monday!
> >
> > Cheers,
> >
> > Hugh
> >
> >
>
>
>
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>
>
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