Re: URL to source file

From	Emanuel Berg <moasenwood@zoho.eu>
Newsgroups	linux.debian.user
Subject	Re: URL to source file
Date	2021-01-27 14:50 +0100
Message-ID	<BBTmN-5bT-9@gated-at.bofh.it> (permalink)
References	(3 earlier) <BBPVU-3jT-3@gated-at.bofh.it> <BBQ5z-3n5-1@gated-at.bofh.it> <BBQyC-3wL-3@gated-at.bofh.it> <BBQRZ-3Su-23@gated-at.bofh.it> <BBRkZ-41M-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Vincent Lefevre wrote:

> With zsh, you can avoid the pipe with zsh expansions:
>
>   local ver=${${(M)${(f)"$(aptitude show $pack)"}:#Version:*}#* }
>
> or with apt-cache (which is faster than aptitude):
>
>   local ver=${${(M)${(f)"$(apt-cache show --no-all-versions
> $pack)"}:#Version:*}#* }

Cool :) Thank you!

However...

I have a rule not to use code I don't understand, so can you
please explain that syntax or provide a URL where it is
explained? (Or, just a list with names and/or examples should
be sufficient, actually.)

The M, f, quotes, colons, and hashes?

-- 
underground experts united
http://user.it.uu.se/~embe8573
https://dataswamp.org/~incal

Thread

URL to source file Emanuel Berg <moasenwood@zoho.eu> - 2021-01-27 10:30 +0100
  Re: URL to source file <tomas@tuxteam.de> - 2021-01-27 10:40 +0100
    Re: URL to source file Emanuel Berg <moasenwood@zoho.eu> - 2021-01-27 11:00 +0100
      Re: URL to source file Emanuel Berg <moasenwood@zoho.eu> - 2021-01-27 11:10 +0100
        Re: URL to source file Emanuel Berg <moasenwood@zoho.eu> - 2021-01-27 11:20 +0100
          Re: URL to source file Emanuel Berg <moasenwood@zoho.eu> - 2021-01-27 11:50 +0100
            Re: URL to source file Emanuel Berg <moasenwood@zoho.eu> - 2021-01-27 12:10 +0100
              Re: URL to source file Vincent Lefevre <vincent@vinc17.net> - 2021-01-27 12:40 +0100
                Re: URL to source file Emanuel Berg <moasenwood@zoho.eu> - 2021-01-27 14:50 +0100
                Re: URL to source file Vincent Lefevre <vincent@vinc17.net> - 2021-01-28 02:30 +0100
                Re: URL to source file Greg Wooledge <wooledg@eeg.ccf.org> - 2021-01-28 14:20 +0100
                Re: URL to source file Vincent Lefevre <vincent@vinc17.net> - 2021-01-28 15:40 +0100
                Re: URL to source file Emanuel Berg <moasenwood@zoho.eu> - 2021-01-29 05:00 +0100
                Re: URL to source file Andrei POPESCU <andreimpopescu@gmail.com> - 2021-01-27 17:10 +0100
      Re: URL to source file <tomas@tuxteam.de> - 2021-01-27 11:30 +0100
      Re: URL to source file Stefan Monnier <monnier@iro.umontreal.ca> - 2021-01-27 16:00 +0100
        Re: URL to source file Emanuel Berg <moasenwood@zoho.eu> - 2021-01-27 16:20 +0100
        Re: URL to source file Emanuel Berg <moasenwood@zoho.eu> - 2021-01-27 16:30 +0100

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