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Re: Raspbian Jessie is here

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On 03/10/15 11:21, rickman wrote:
> On 10/3/2015 3:53 AM, The Natural Philosopher wrote:
>> On 02/10/15 18:37, rickman wrote:
>>> On 10/2/2015 5:33 AM, cl@isbd.net wrote:
>>>> Martin Gregorie <martin@address-in-sig.invalid> wrote:
>>>>> About a year back I discovered autoclean and put it first on the
>>>>> grounds
>>>>> that its nice to clean house before getting in more stuff. In fact I
>>>>> don't think it matters whether its first or last because, with the
>>>>> sequence being run about once a week, it is always run after the last
>>>>> upgrade in the cycle. I think the same argument applies to
>>>>> dist-upgrade.
>>>>
>>>> As I understand it autoclean removes the downloaded installation files
>>>> so doing it *after* update and upgrade might get rid of a few more
>>>> files.
>>>>
>>>> Don't you ever do an 'apt-get autoremove'?  That removes packages
>>>> which are no longer needed.  I.e. if you installed package X that
>>>> depends on package Y and then decide you don't need package X and
>>>> remove it 'apt-get autoremove' will see that package Y is no
>>>> longer needed (assuming nothing else depends on it) and remove that
>>>> for you.  (Sorry about the horribly long sentence!)
>>>
>>> If you don't remove package X, how does the autoremove tool know that
>>> package X is needed?  Does something keep track of the packages that are
>>> installed because you asked for them and which were installed
>>> automatically?
>>>
>>
>> apt uses a system of dependencies like a Makefile does. If there are
>> packages upon which nothing depends....
>
> Every end application fits that description.  Someone already said that
> the package manager keeps track of what was explicitly installed and
> what was installed because of dependencies.
>
well that should have read 'packages upon which nothing depends *that 
were not explicitly installed*'



-- 
Global warming is the new Margaret Thatcher. There is no ill in the 
world it's not directly responsible for.

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Raspbian Jessie is here Dave Farrance <DaveFarrance@OMiTTHiSyahooANDTHiS.co.uk> - 2015-09-29 18:03 +0100
  Re: Raspbian Jessie is here druck <news@druck.org.uk> - 2015-09-29 21:44 +0100
  Re: Raspbian Jessie is here cl@isbd.net - 2015-09-29 22:50 +0100
    Re: Raspbian Jessie is here The Natural Philosopher <tnp@invalid.invalid> - 2015-09-29 23:45 +0100
      Re: Raspbian Jessie is here cl@isbd.net - 2015-09-30 11:46 +0100
        Re: Raspbian Jessie is here Roger Bell_West <roger+csrp201509@nospam.firedrake.org> - 2015-09-30 11:03 +0000
        Re: Raspbian Jessie is here I R A Darth Aggie <n0b0dy@invalid.invalid> - 2015-09-30 15:46 +0000
        Re: Raspbian Jessie is here ajw99uk <ajw99uk@yahoo.co.uk> - 2015-10-02 05:08 -0700
    Re: Raspbian Jessie is here "A. Dumas" <alexandre@dumas.fr.invalid> - 2015-09-30 07:20 +0200
      Re: Raspbian Jessie is here cl@isbd.net - 2015-09-30 11:48 +0100
    Re: Raspbian Jessie is here ray carter <ray@zianet.com> - 2015-09-30 17:20 +0000
      Re: Raspbian Jessie is here Folderol <general@musically.me.uk> - 2015-09-30 18:30 +0100
        Re: Raspbian Jessie is here cl@isbd.net - 2015-10-01 12:54 +0100
          Re: Raspbian Jessie is here ray carter <ray@zianet.com> - 2015-10-01 15:05 +0000
          Re: Raspbian Jessie is here Rob Morley <nospam@ntlworld.com> - 2015-10-02 03:56 +0100
      Re: Raspbian Jessie is here armb@chiark.greenend.org.uk (Alan Braggins) - 2015-10-01 13:36 +0100
        Re: Raspbian Jessie is here Another Dave <dmarsden@nospam.com> - 2015-10-01 20:11 +0100
    Re: Raspbian Jessie is here druck <news@druck.org.uk> - 2015-09-30 20:55 +0100
  Re: Raspbian Jessie is here Martin Gregorie <martin@address-in-sig.invalid> - 2015-10-01 20:16 +0000
    Re: Raspbian Jessie is here I R A Darth Aggie <n0b0dy@invalid.invalid> - 2015-10-01 22:34 +0000
      Re: Raspbian Jessie is here Martin Gregorie <martin@address-in-sig.invalid> - 2015-10-02 00:01 +0000
        Re: Raspbian Jessie is here ray carter <ray@zianet.com> - 2015-10-02 00:37 +0000
          Re: Raspbian Jessie is here "A. Dumas" <alexandre@dumas.fr.invalid> - 2015-10-02 07:32 +0200
            Re: Raspbian Jessie is here Martin Gregorie <martin@address-in-sig.invalid> - 2015-10-02 10:17 +0000
        Re: Raspbian Jessie is here cl@isbd.net - 2015-10-02 10:33 +0100
          Re: Raspbian Jessie is here rickman <gnuarm@gmail.com> - 2015-10-02 13:37 -0400
            Re: Raspbian Jessie is here ray carter <ray@zianet.com> - 2015-10-02 19:10 +0000
              Re: Raspbian Jessie is here rickman <gnuarm@gmail.com> - 2015-10-02 15:19 -0400
                Re: Raspbian Jessie is here Folderol <general@musically.me.uk> - 2015-10-02 20:56 +0100
                Re: Raspbian Jessie is here rickman <gnuarm@gmail.com> - 2015-10-02 16:26 -0400
                Re: Raspbian Jessie is here ray carter <ray@zianet.com> - 2015-10-02 20:24 +0000
            Re: Raspbian Jessie is here The Natural Philosopher <tnp@invalid.invalid> - 2015-10-03 08:53 +0100
              Re: Raspbian Jessie is here rickman <gnuarm@gmail.com> - 2015-10-03 06:21 -0400
                Re: Raspbian Jessie is here The Natural Philosopher <tnp@invalid.invalid> - 2015-10-03 11:39 +0100
    Re: Raspbian Jessie is here Dom <domafp@blueyonder.co.uk> - 2015-10-02 05:12 +0100
      Re: Raspbian Jessie is here Martin Gregorie <martin@address-in-sig.invalid> - 2015-10-02 10:22 +0000

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