Questions about the management of packages, in particular the `dpkg` system.

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How do I get the name of a package, modify and install it? [duplicate]

Possible Duplicate: How to change the Ubuntu source code I'm not very familiar with Ubuntu or Linux, but I'm a programmer, and some people told me that you can just go ahead and modify your ...
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3answers
5k views

updates not updating due to installation of untrusted packages in 12.04?

I ve had an issue with the update center about a month and a half ago and somehow resolved it.Today I checked my updates,clicked install and recieved an error message of "reguires installation of ...
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5answers
1k views

How to install programs on other Ubuntu machines without using the Internet

I have several computers running Ubuntu. I also have a slow Internet connection. If I install programs using apt-get, does that put installation files somewhere which I can access, so that I can use ...
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2answers
3k views

What happened to tortoisehg-nautilus in 12.04?

When I run sudo apt-get install tortoisehg-nautilus under Ubuntu 12.04 I get: E: Unable to locate package tortoisehg-nautilus The same command works under Ubuntu 10.04 and I get full nautilus ...
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1answer
716 views

I can't check for updates [duplicate]

Possible Duplicate: How can I fix a 404 Error using a PPA? After I installed some updates I restarted my computer. Some days later I wanted to check for updates because the ...
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5answers
37k views

“Package dependencies cannot be resolved” error when installing software

Iam getting a problem while install media player packages. Package dependencies cannot be resolved This error could be caused by required additional software packages which are missing or not ...
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2answers
3k views

I can't uninstall Ironhide, or install any other packages

I installed Ironhide (aka BumbleBee). It couldn't get it to work, but now I can't uninstall the package and it's preventing me from installing or removing anything else. Any ideas what I can do to fix ...
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2answers
10k views

Removing a package and related files/folders, then re-adding tomcat caused some issues

So I was playing around with a ubuntu 11 VPS, and I installed tomcat using apt-get, and after some time I messed something up, and instead of figuring out the issue I thought I could just remove the ...
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2answers
2k views

Unable to download software center from package manager: 404 Not Found

I removed software center from the terminal and after that I tried to install it from synaptic package manager. Now I get a message saying that it's unable to retrieve a few packages. Have a look: ...
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1answer
2k views

How to install mysql DB while offline?

I have downloaded mysql-5.5.9-linux2.6-i686.tar.gz file. I don't know how to install it into my Ubuntu os. I don't have an internet connection, I'm posting here from browsing center. I can download ...
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1answer
54 views

Xubuntu 14.04 removal of “Not installed” packages using Synaptic Package Manager

I am experienced computer user but a newbee to Linux. This is a new installation of Xubuntu 14.04 (yesterday) using the "wipe existing OS" feature. Using the STATUS button in SPM, I can see a list ...
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2answers
26 views

How to tell if a certain package exists in the apt repos? [duplicate]

I am specifically interested in determining whether a 32-bit version of OpenJDK 8 exists in the apt/Ubuntu repos. According to this answer, you can install the 32-bit version of the Open JDK 7 ...
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1answer
102 views

How is Snappy Ubuntu Core faster than Ubuntu

While many questions answer what is Snappy Core, I've yet to see an answer of how Snappy is faster (as claimed here) than traditional package management in Ubuntu. I get that rolling back and stuff ...
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1answer
203 views

Terminal commands are not working Ubuntu 14.10 [duplicate]

How do I fix this major issue: E: Type 'sudo' is not known on line 3 in source list /etc/apt/sources.list.d/libdvdcss.list What do I do to fix this? This is what I get when I open Synaptic Package ...
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2answers
198 views

problem with debian package manager

Because of internet connection speed limitation i prefer installing packages offline. I usually obtain required packages from a system with the same os installed. But when I install programs this way ...
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2answers
283 views

PeerGuardian Installation (E: Unable to locate package)

Following the instructions on their wiki (http://sourceforge.net/p/peerguardian/wiki/pgl-Install-DebianUbuntu/), I run into this error that it cannot find any of the PG programs to install. What am I ...
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2answers
446 views

Difference between apt-get remove -y and apt-get purge -y? [duplicate]

apt-get remove <name of program> apt-get purge <name of program> and apt-get purge -y <name of program> Research indicates the running either "remove" or "purge" performs the ...
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1answer
878 views

Not able to fix the error “Unable to correct problems, you have held broken packages.”

I am trying to install python-pip. But I am getting the following error: root@w.x.y.z:~# apt-get install python-pip Reading package lists... Done Building dependency tree Reading state ...
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1answer
374 views

How to transfer the apt keyring to another computer

I'm currently moving my installation of Ubuntu from one laptop to another. Both laptops run Ubuntu 14.04. I moved my /etc/apt/sources.list, the contents of my home directory, and installed all ...
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2answers
3k views

Difference between gnome-shell & ubuntu-gnome-desktop

I am running Ubuntu 14.04 LTS (32-bit). Now I want to install Gnome Desktop Environment (without removing unity). I know I can install by following command: sudo apt-get install gnome-shell ...
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2answers
252 views

What is the best way to build a package that targets a single Ubuntu release only?

At the moment I build and package our software for Ubuntu 14.04 aka 'trusty' via dpkg-buildpackage. I get a .deb package that can be installed on Ubuntu 14.04 but also on other Ubuntu releases e.g. ...
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2answers
151 views

Find and download a package without sudo using aptitude [duplicate]

I would like to install a bunch of packages (glogg, libprotobuf7, libleveldb1, libsnappy1, libhdf5-7) on an Ubuntu system on which I do not have root privileges. (I understand that this can be ...
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1answer
2k views

i m getting problem in installing traceroute utility

I m getting this atul@ubuntu:~$ sudo apt-get install traceroute [sudo] password for atul: Reading package lists... Done Building dependency tree Reading state information... Done Package ...
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2answers
148 views

Broken packages from versions mismatch

I've been trying to fix some dependencies to install cinelerra, and stupidly install libvpx1:amd64 for Sid and it casued a broken package. Synaptic could not fix it. I tried apt-get install -f and it ...
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2answers
3k views

How to repair a broken package?

My libboost package is broken. I don't know how to fix it. I tried: sudo apt-get autoremove and it was the result: Reading package lists... Done Building dependency tree Reading state ...
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1answer
1k views

reset or completely remove an installation/htop

I usually use htop in tty when I need to kill a program... or whatever hangs or slows down my pc,now I screwed it up. I tried making changes in htop from the 'setup' option which is accessed by ...
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2answers
187 views

What determines PPA updates after new Ubuntu releases?

Before upgrading to Saucy, I had several PPAs installed. As usual, the upgrade process disabled the PPAs. Afterwards, I re-enabled the PPAs in Software Sources (making sure that the release was set to ...
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1answer
95 views

how to downgrade whole system

I have broken and partial upgraded system, it was attempted to upgrade from 12.04 to 12.10 some how things did not went fine, and in next consecutive months I kept using this system. Later on when ...
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3answers
726 views

Full changelog of updated packages for Ubuntu releases?

So for any given version e.g. 12.04, 12.10, 13.04,etc. a full changelog of all update packages e.g. MySQL, Apache, etc.? Note: Raring Ringtail release notes says: For a list of all packages being ...
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2answers
139 views

How to get rid of this nonsense pop-up appearing in Ubuntu while using Chromium browser?

I am using Ubuntu in a public location where dozens of users come and visit a site and then go, so for each customer it opens google.com and when they are done, it restarts Chromium by killing it ...
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1answer
61 views

How can I determine what packages I had installed before a new install?

Situation: want to move from 32-bit to 64-bit environment (taking advantage of >4GB RAM) bought new HDD and installed new OS mounted old HDD as a secondary device Question: How can I determine ...
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2answers
2k views

Why “Failed to download repository information” when I try to install Flash?

I want to install Flash Player. But it only shows: Failed to download repository information. How can I install Adobe Flash Player? anonymous@anonymous-945GCM-S2L:~$ sudo apt-get install ...
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2answers
3k views

Can I install the ordinary php and php-cli on the same machine?

I want to install php5 on my machine and also php5-cli. I want to first install the ordinary php5 package and then php5-cli. Are there likely to be any conflicts if I do this: sudo apt-get install ...
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1answer
209 views

How to update SystemC?

I have installed SystemC 2.2 on Ubuntu 10.10 by following the instructions on this blog post. I want to remove SystemC 2.2 and install SystemC 2.3 for its support of TLM library. So could someone ...
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4answers
3k views

How to completely remove virtual packages?

It turns out that removing a virtual package with apt-get only remove the package itself, leaving behind the real packages that were installed by it So how do you remove a virtual package, along ...
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2answers
856 views

How can I get optimized, non-stripped versions of libc and vmlinuz?

A commonly done task is to profile things. Profiling is rarely done on debug builds. Ubuntu seems to either give you the choice of stripped optimized executables or debug builds. I've run into this ...
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2answers
721 views

Is Ubucleaner script still a good idea?

I wonder to know if should I use ubucleaner script on Ubuntu Oneiric/Precise?
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2answers
422 views

How do I bundle a package and its dependencies into a single DEB file?

I have copied downloaded deb package when installing software from software center or terminal. Is it possible to make a single package instead of multiple package. Exp: Thunder bird have 3 package ...
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2answers
163 views

what packages to uninstall for better security?

I have read a recommendation which was stating that after installing one should remove some packages from the default Ubuntu installation, in order to have a more secure server. What are your ...
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2answers
867 views

How to get Package List with Security and bugfix details?

I am new Ubuntu User and I liked it most. In RHEL after installing yum-security package, we can get list of updates like this # yum list-security Sample Outputs: Loaded plugins: rhnplugin, ...
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2answers
162 views

Prevent .deb package from being upgraded

I maintain a package on launchpad that releases approx every month. However, our new version is no longer compatible with the previous version, because of some fundamental changes. So version 2.8 ...
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1answer
2k views

What version of Qt is supposed to be in 11.10?

I recently installed Ubuntu 11.10. In distrowatch the version of Qt is 4.7.4. In installation is 4.7.4 too. But I think it's not the real Qt 4.7.4! Because there is no Persian translation in ...
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2answers
840 views

Manage ubuntu 11.10 desktop from server webconsole [duplicate]

Are there any alternatives to Ubuntu landscape as I want to manage ubuntu desktops of different version 10.04,11.04 and 11.10
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1answer
6k views

How to install an older version of Java

I updated my installation of the sun-java6-jdk package today to version 6.24-1build0.10.10.1 after being prompted by the update manager. However this now causes some compilation failures so I'd like ...
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2answers
3k views

Which MPI package should I install?

I want to attempt some simple programs using MPI on my desktop which runs KUbuntu 10.04.2. Which MPI package should I install?
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1answer
76 views

“E: Unable to correct problems, you have held broken packages” when trying to install a package. Nothing has worked from other threads

The Problem I am trying to install Dolphin Emulator but every time I try it gives me an error. Anything I try doesn't work including many other thread's solutions. sudo apt-get install dolphin-emu ...
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1answer
93 views

Install ruby 2.0 under Ubuntu 15.04 box

I have a problem when trying to install ruby 2.0 under Ubuntu 15.04 box I have add ppa:brightbox/ruby-ng with bellow command: sudo apt-add-repository ppa:brightbox/ruby-ng And I get following error ...
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2answers
33 views

Unable to locate package mongodb-dev [closed]

I try to install mongodb client for c++, but get this error message Unable to locate package mongodb-dev, when I do: $ sudo apt-get install mongodb-dev even though mongodb-dev seems to exists, ...
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2answers
153 views

Downgrade from Evolution 3.16 to Evolution 3.12

I am using Ubuntu 15.04. I installed Gnome Evolution 3.16 by adding the Gnome PPA in my sources list. This worked briefly, but then Evolution stopped working with my Google Apps accounts (happened on ...
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2answers
24 views

Tools for Package Managing [closed]

I've had numerous problems in the past where apt-get fails to do something and gives a confusing reason why which doesn't help me solve the problem, but aptitude guesses some alternative action that ...