Tagged Questions

See apt, the deafult package manager for ubuntu.

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1
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1answer
163 views

Ubuntu 14 LTS install via PXE using ks.cfg - No unity after install

I am trying to setup a PXE server with a ks.cfg to automate install. I have an apt-cache based repo. This is to serve as a host for nearly 200 machines. The installation goes fine, but at the end, ...
1
vote
1answer
99 views

Difference between apt-cacher and apt-cacher-ng

What exactly is the difference between apt-cacher and apt-cacher-ng? I can't seem to find anywhere comparing the two. I've found tutorials and manuals on both of them, and they seem to be the same ...
0
votes
0answers
10 views

About Removing apt-cache and old kernels in Ubuntu 14.04 [duplicate]

I have upgraded ubuntu to 14.04 today, but in 14.04 ubuntu-tweak is not supported, I dont know how can i remove old kernels and apt-cache files Please anyone help me by sending command-line for ...
6
votes
1answer
288 views

What does the pipe | indicate in apt-cache rdepends?

As I understand it, rdepends lists packages which depend on the specified package. Example: $ apt-cache rdepends abiword abiword Reverse Depends: abiword:i386 xubuntu-desktop ...
3
votes
2answers
776 views

Script to clean system [closed]

I want a script to clean my system. Clean unused dependencies. Clean apt-cache. Clean residual-config files. Remove broken packages. Only keep the latest version of packages and remove ...
0
votes
2answers
79 views

Synching package indexes across identical computers

Is it safe to copy the package index files (which get updated when I run apt-get update) from one computer to another identical one? Basically, I've run apt-get update on one of them, and I don't want ...
0
votes
1answer
158 views

Why `postgresql` package is not listed when executing `apt-cache search postgresql`?

I just had to install postgresql server on my machine so I did: apt-cache search postgresql and it listed a bunch of packages related to postgresql: [...] postgis - Geographic objects support for ...
3
votes
3answers
4k views

using apt-cache search

I am learning how to use apt. When I do an apt-cache search git to see all packages matching git, I see a bunch of packages whose descriptions have nothing to do with git. Why is this so and how can I ...
2
votes
1answer
353 views

Questions about apt-cache showpkg

when I enter $ apt-cache showpkg gnome-devel in my terminal, I get : Package: gnome-devel Versions: 1:3.0+6ubuntu4 ...
0
votes
1answer
84 views

I just lost /var/lib/dpkg

I have an empty /var/lib/dpkg and as consequence both apt and dpkg are starting to complain about everything and with every simple task I would like to do with them: there is a way to rebuild that ...
7
votes
2answers
13k views

Is it possible to clean the APT cache from the command line?

I ask because Ubuntu Tweak's Janitor is frozen due to the sheer number of packages in the cache that accumulated during the upgrade from 12.10 to 13.04.
3
votes
1answer
671 views

What do the numbers in the output of apt-cache policy tell us?

$ apt-cache policy pal pal: Installed: 0.4.3-8 Candidate: 0.4.3-8 Version table: *** 0.4.3-8 0 500 http://in.archive.ubuntu.com/ubuntu/ quantal/universe i386 Packages 100 ...
0
votes
2answers
520 views

What happened to php-5.4.11 from Ondrej PPA? [closed]

I am in 12.04 so I added Ondrej's PPA to get PHP 5.4. So far so good but php-5.4.12 seems to be broken with our code and after a while of struggling I decided to downgrade to php-5.4.11 but apt-cache ...
1
vote
0answers
102 views

Regarding apt-cache search -n on iPhone

I try to search certain package using apt-cache search -n iap cracker, but some list from /var/lib/apt/lists it's not appear. Example: Ojek:~ root# apt-cache search -n iap cracker ...
2
votes
1answer
1k views

Show available/installed version in the output of apt-cache

I read about this Q&A : Show available/installed version in the output of aptitude search. My question is, how do I search by name not by terms? should I change apt-cache search $TERMS to ...
4
votes
2answers
111 views

Where have the full package descriptions gone?

Once upon a time, if I wanted to know what a particular (uninstalled) packages was for, I could go apt-cache show <package> and it would produce a slew of information, including a good couple ...
1
vote
1answer
96 views

How do I find which packages could be set as automatically installed?

I am having a hard time understand who depends on who using apt-cache depends and apt-cache rdepends. I am keeping a long list of packages that I installed to solve a number of dependency problems. I ...
0
votes
2answers
879 views

How can I find all packages that depends on another? [duplicate]

Possible Duplicate: How to list package dependees (reverse dependencies)? I want to find all the packages in the Ubuntu repository that depends on one particular package. In this case I ...
4
votes
1answer
177 views

How to get a list of files for a package I haven't installed yet?

apt-cache search returns list of available packages. In my case I would like to look at the list of files that would be installed on my PC in case I install the package usb-creator-gtk. Something ...
7
votes
4answers
8k views

Is it safe to manually delete the /var/cache/apt content?

On an embedded system with a very limited disk space I have the folder /var/cache/apt full with some 700MB of srcpkgcache.bin.* and a couple of large *.bin files. Performing sudo apt-get clean did ...
0
votes
2answers
91 views

What is the package name for JVM?

If I want to know if skype is installed, I would type this: viggy@ubuntu:~$ apt-cache policy skype skype:i386: Installed: 4.0.0.8-1 Candidate: 4.0.0.8-1 Version table: *** 4.0.0.8-1 0 ...
1
vote
1answer
849 views

Can't update and install any software [closed]

I can't update my cache memory and can't install any new software. When I try to update, I get an error saying Failed to download repository information Check your Internet connection. But ...
1
vote
1answer
1k views

Virtual Packages ; offline installation problem

I have a problem with offline installation of a package. For instance; python-qt4 module requires sip-api-8.1 but it is a virtual package, hence there is no .deb file to install. How can I fix this ...
1
vote
1answer
678 views

Any way to skip the huge apt-cache-update everytime a repository is added?

I keep adding atleast one repository per day.! I like new stuff and to personalise my Ubuntu. But now evertime I add a repository,the apt cache needs to be updated and its almost a 10-15min update ...
2
votes
2answers
407 views

How do I find a list of packages with Priority: Required?

I want to find a list of all packages with the Priority: field set to Required. These are packages that are normally installed on every system, however I've recently discovered that they aren't ...
5
votes
1answer
899 views

Safe to remove…?

I'm trying to customize a LiveCD, but I can't manage to fit it on a normal CD. So I investigated, and came across a few files of which I don't know if it's safe to remove them. Maybe you can help me ...
28
votes
4answers
23k views

var/cache/apt/archives occupying huge space

I am in the process of cleaning up my system. And I see a lot of space occupied by this folder /var/cache/apt/archives (1.5GB). Is it absolutely necessary to keep all these archives?
4
votes
1answer
321 views

sort the results from `apt-cache search <keywords>`

Is there a way to sort the results from apt-cache search <keywords>?
2
votes
1answer
497 views
6
votes
2answers
2k views

In 'apt-cache depends' output, what is the meaning of Suggests, Recommends, |, <>?

I've checked the man/info page, but there is no reference to some aspects of the output fomat of apt-cache depends The man/info page tried to be helpful (in an obtuse manner); quote: "For the ...