APT (Advanced Packaging Tool) is the standard software package management system for Debian and its derivatives.

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Prevent apt-get upgrade from using certain repos

I've added the ubuntu base repo http://archive.ubuntu.com/ubuntu vivid main and a couple of PPAs into my debian installation to get access to some software that's not available on a debian repo. I've ...
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1answer
92 views

How to find installed deb packages needlessly marked as manually installed

Problem statement apt and aptitude both remember which packages were installed automatically as dependencies of some other package or manually for some reason. For various reasons the list of ...
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776 views

403 Forbidden Error when trying to connect to ubuntu repositories

Im running Ubuntu 14.04 and havent run sudo apt-get update for many months. When I try to update local /etc/apt/sources.list apt-get can connect to many repos no problem, but many (maybe 15% of total)...
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32 views

What happens when bleachbit turns grey?

I just ran bleachbit as a regular user (not as root) and the progress bar at the top is stuck at "Please wait. Wiping free disk space. About 0 minutes remaining" and the entire bleachbit screen has ...
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18 views

Offline installation with dependencies? [duplicate]

I'm frequently installing linux software in an offline environment (Debian armel). Is there a way that allows me to download all the dependencies that the software installation needs allowing me to ...
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1answer
715 views

Should I change Debian repository after dist-upgrade?

When I installed Debian, it was Debian 7.0 with the Debian wheezy repository. After these commands sudo apt-get update sudo apt-get upgrade sudo apt-get dist-upgrade this command shows me Debian ...
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1answer
36 views

How to configure apt to trust CDs

The debian secure apt page states that apt can be configured to always trust files from a CD. However, I can't find documentation of how to do this configuration. It's also worth noting that newer ...
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1answer
4k views

how to install newest clang 3.8 by apt

here I have found instruction how to install clang3.8: http://llvm.org/apt/ so I executed: wget -O - http://llvm.org/apt/llvm-snapshot.gpg.key|sudo apt-key add - result: --2015-09-19 12:53:...
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2answers
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apt-cache - show future commands

Is there a way to find out which commands will be available, once a package has been installed via apt-get? Let's say I would like to run apt-get -y net-tools. Host> apt-cache show net-tools ...
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1answer
47 views

compile packages AND keep apt tidy

For the first time in my Linux (Debian) career it seems necessary for me to compile a piece of software myself. The process of compiling is well described on the project-website. However, there is ...
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1answer
68 views

What is the difference between the error “not found” and the error “command not found” are they the same?

In this question the user is getting the error "not found". I realized that the error is "not found" instead of "command not found". Are these two errors different? I'm not sure if I've just never ...
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1answer
375 views

How to install libboost-all-dev v1.40 Debian wheezy

I'm new here. I need to install libboost-all-dev package that contains this stuff: libboost1.40-dev libboost-system1.40-dev libboost-filesystem1.40-dev libboost-date-time1.40-dev libboost-regex1.40-...
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1answer
1k views

404 Not Found when installing updates on Kali Linux

I get this error message after trying to do the regular updates from the notification in kali linux: E: Error http://security.kali.org/ kali/updates/main libicu48 amd64 4.8.1.1-12+deb7u2 404 Not ...
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0answers
310 views

Debian 8 apt-get upgrade fails with Failed to fetch … Connection failed

Debian 8 "Jessie". CLI-only home-use server. "apt-get upgrade" always fails with "E: Failed to fetch ... Connection failed ..." errors. "apt-get update" appears to always succeed. Problem has been ...
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0answers
531 views

What to do if apt-get -f install fails? [closed]

I'm in a difficult situation. Using Debian Jessie / Stretch, apt-get -f install fails. The system is effectively stuck. I've sshed in now. As far as login terminals, only one was becoming ...
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0answers
32 views

Restart custom daemon when dependencies were updated

I have the following problem/requirements: On a Ubuntu 14.04 LTS system I'm running Subversion installed from an external repository (WANDisco). This repository is well maintained and provides ...
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1answer
58 views

How to store linux apps on my bootable linux pendrive?

I use bootable linux(ubuntu 15.04). Everytime I boot linux using my pendrive, I have to download apps. After I remove my Drive ,the apps are uninstalled. Is there any way to store these apps on the ...
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1answer
243 views

Can't install gcc cross compiler

I try to cross compile Bluez. Therefor i need to install "libical" which is a prerequisite of BlueZ. I am following this guide. From the guide: libical requires cmake and g++ cross compilers to ...
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2answers
197 views

What does “dist-upgrade” mean in “apt-get upgrade”?

apt-get dist-upgrade does not upgrade Linux distributions (though it does update kernels). From the manual on apt-get, the description of dist-upgrade: dist-upgrade in addition to performing the ...
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1answer
46 views

apt working unexpectedly on debian 8

Sometimes I'm noticing my bandwidth being all consumed although I'm not doing anything consuming, so I fire up nethogs on my wireless interface and I notice an apt process running without me starting ...
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3answers
43 views

apt being notified when a package version is available

For very few packages I'd like to know after an apt-get update if a newer version is available, is there already some option to do that? I'm thinking about using apt.conf and Post-Invoke but done ...
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1answer
835 views

How to tell apt-get to switch from Sources.bz2 to Sources.gz

I have a clean installation of kali-2.0.1-rpi.img on a Raspberry Pi B+. It's connected to the mac via cable and network is working: I can open web pages and ping ips from the pi. After booting and ...
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1answer
69 views

Can a Debian package's Priority field be used for selection for install?

In a Debian package's control file, there is a Priority field which can be set to one of: required important standard optional extra APT pinning can be used to specify priorities for packages from ...
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327 views

E: GPG error: http://downloads.sourceforge.net all Release: The following signatures were invalid: NODATA 1 NODATA 2

Following is the output for sudo apt-get update Get:1 http://deb.torproject.org precise Release.gpg [490 B] Get:2 http://deb.torproject.org precise Release [3,709 B] ...
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3answers
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How do I search Debian packages by description?

I wanted to find packages related to transmission, a BitTorrent client but couldn't find how to search package descriptions. Why do this? In certain cases, package names are not obvious; for ...
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1answer
288 views

What's the difference between DPkg::post-invoke and DPkg::post-invoke-success?

There are two suggested configuration options to install post-install hooks into Debian's apt/dpkg system: DPkg::post-invoke(1) and DPkg::post-invoke-success(2). For me, only post-invoke seems to ...
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Getting 403 forbidden error in sudo apt-get update

I want to upgrade version 13.10 to 14.04. This is output that I get: W: Failed to fetch http://old-releases.ubuntu.com/ubuntu/dists/saucy-security/universe/binary-i386/Packages 403 Forbidden W: ...
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2answers
764 views

Is it safe to manually perform 'apt-get update' 's operation?

I am trying to keep one my Ubuntu systems up-to-date. The intended target is Not Connected to the internet. Am trying to get all the needed info from another machine with internet access. After a bit ...
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449 views

Trying to install Reaver T6 mod on Kali Linux 2.0

according to the info found here https://github.com/t6x/reaver-wps-fork-t6x/blob/master/README.md I tried to get the pre reqs apt-get -y install build-essential libpcap-dev sqlite3 libsqlite3-dev ...
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111 views

apt-get update: Unable to find expected entry 'Packages' in Release file

We have an automated build and deploy process based on debootstrap and apt for creating image files for one of our products directly after the build on the build-server. The sources.list is a bit ...
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1answer
212 views

Problem installing package for python

I'm trying to install a python package called libsbml. The instructions on the website tell me to use the following commands and that this should be enough to install the package: sudo sh -c "echo '...
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Generate apt-offline bundle for use across many machines

I'm trying to use apt-offline to install packages on many machines (using ansible), so I need to avoid generating a machine-specific signature file (e.g. sudo apt-offline set debian-update.sig --...
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192 views

“apt-get dist-upgrade” shows kept-back package

As far as I know, kept back packages in Debian are shown in case package can not be upgraded with apt-get upgrade because upgrade requires to install new packages. Usually this can be fixed with apt-...
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3answers
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List explicitly removed packages (apt)

The question unix.SE/3595 asks how to list packages that I explicitly installed. By explicit it means, packages that I choose, not including anything installed by default, or pulled in by the ...
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2answers
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apt-get doesn't completely uninstall dependencies which it has installed

I ran sudo apt-get install tor which installed these packages: The following NEW packages will be installed: tor tor-geoipdb torsocks But when I tried to remove it with sudo apt-get remove tor - ...
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177 views

Why does apt-get upgrade not install the latest PHP version?

I usualy do apt-get update apt-get upgrade in order to keep my Debian 8.x server up to date. I also tried apt-get dist-upgrade, however, my PHP version is still the same one that I installed months ...
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231 views

Debian: unable to locate package opencv, known to exist

I'm running wheezy Debian on a BeagleBone: root@beaglebone:~# cat /etc/*-release PRETTY_NAME="Debian GNU/Linux 7 (wheezy)" NAME="Debian GNU/Linux" VERSION_ID="7" VERSION="7 (wheezy)" ID=debian ...
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1answer
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How to recover configuration files

I removed packages with sudo apt-get --purge remove samba to re-install. However there still exist configuration files in /etc/samba so I removed the folder manually. I thought configuration files ...
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1answer
2k views

How to update libc(glibc) on kali linux (debian based)?

I get the following error when I try to run armitage, and furthermore I get errors when i try to install certain packages or when I run certain software. root@Xeno:~# armitage Exception in thread "...
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apt-get seems connected to an old database

I just installed Linux Mint on a new computer, and when I want to install software with apt-get, it always gets obsolete versions. For instance it installs OCaml 4.01.0 (latest is 4.02.3) and Opam 1.1....
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2answers
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Get name of package containing a given binary

Given the name of a binary (or any other program). How to find out which package provides this binary? Note: Assuming one uses apt/dpkg for package managing. Edit Additional to the correct answer ...
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1answer
96 views

Package update on debian jessie breaks dependencies

I would like to update my OCaml distribution from version 4.01 to version 4.02, in particular the ocaml-nox package. This breaks the dependencies of several other packages that explicitly require 4.01....
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2answers
122 views

restrict private apt repository with rssh - why does apt-get try /bin/sh?

I am trying to set up a private repository via ssh. My sources.list.d/ contains the entry deb ssh://user@host:/repo ./ user is a certificate only account on host. apt-get update works fine. ...
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0answers
91 views

apt-get upgrade with /usr/bin on aufs fails to create backup link [duplicate]

I'm trying to update a frugal persistent (root and home) install of antiX-15 x64 from stable to testing. I changed the source lists and ran apt-get update. apt-get upgrade then fails with the ...
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1answer
999 views

apt-get doesn't work on kali linux v2.0 [closed]

For example, when i type apt-get install tor i get : Reading package lists... Done Building dependency tree Reading state information... Done You might want to run 'apt-get -f install' to ...
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34 views

List all dependencies for package

I am configuring a ubuntu 14.04 server, for making it more secure i wanted to jail each user to his home directory. So far this worked as expected. But-;)-i am installed a complete RoR ...
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1answer
308 views

Debian: cannot install packages

Some time ago I had an old Debian system on my VPS. Probably it was Lenny. In /etc/apt/sources.list it was stable so I don't really know what it was. So I've decided to upgrade it. My steps were: ...
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2answers
109 views

How to influence order of package upgrade (apt-get upgrade/dist-upgrade)

We are hosting a branch of the debian jessie repository with custom, backported and patched packages. Every product release an ISO installer is created from this repo. We now noticed that an upgrade ...
0
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1answer
361 views

unmet dependencies on old Ubuntu version (10.10)

I'm trying to install git on an old Ubuntu machine (Ubuntu 10.10, Maverick). But i get the following errors: sudo apt-get install git Reading package lists... Done Building dependency tree Reading ...
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2answers
864 views

Apt-get hangs on “Setting up mysql-server-5.5 (5.5.44-0+deb8u1)”

I'm on Debian 8 (stable) (Linux zenbook 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt11-1 (2015-05-24) x86_64 GNU/Linux) and tried to apt-get update && apt-get upgrade yesterday. There was an ...