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1500 questions
110
votes
12 answers

How do I unmaximize full screen view in virt-manager?

After activating full screen view for a virtual machine in virt-manager there is no obvious way to un-full screen. Any ideas?
Anders Wallenquist
  • 1,622
110
votes
15 answers

Blank screen after installing nvidia restricted driver

I've installed the current nvidia restricted driver and rebooted my machine and now I get a black or blank screen. How can I fix this?
LaMinifalda
  • 71
110
votes
11 answers

How do I install and manage RPMs?

I have a burning desire to install RPMs onto my Ubuntu installation - is this possible? Can I use Yum - or another RPM Package Management tool?
Marco Ceppi
  • 48,887
110
votes
2 answers

Why is gksu no longer installed by default?

I have always recommended pressing ALT + F2 and typing for example gksu nautilus or gksudo nautilus both are equivalent; to run graphical programs with root privileges. However, I have just installed raring on a test system and this no longer works.…
Warren Hill
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110
votes
5 answers

How to separate fields with space or tab in awk

While playing with awk I came to execute: ls -la >> a.txt ; awk {'print $5 $1'} a.txt ; This is giving output like: 53277-rw------- 52347-rw------- How can I get a space between these two friends of output?
Raja G
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110
votes
10 answers

dpkg: error: dpkg status database is locked by another process

I just wondered if somebody could tell me what this means: E: dpkg was interrupted, you must manually run 'sudo dpkg --configure -a' to correct the problem. reidsr@ubuntu:~$ sudo dpkg --configure -a dpkg: error: dpkg status database is locked by…
reidar
  • 1,251
110
votes
7 answers

How do I find out whether my system has USB 3.0 ports?

I want to buy an external USB 3.0 drive and I wonder how to figure out whether my laptop has such a port (or only 2.0). Neither lsusb -v , nor /proc/bus/input/devices offers any obvious hints, although the former says a lot of 2.0 root hub which…
sds
  • 2,653
110
votes
3 answers

Failed to load module "canberra-gtk-module"

Today I installed: Ubuntu 12.04 Oracle JDK 7 and 8 IntelliJ 11.1.4 I setup my JAVA_HOME path to point to JDK 7. When I run IntelliJ I get this message: Gtk-Message: Failed to load module "canberra-gtk-module" Is this a problem or can I over look…
user102044
110
votes
3 answers

Where are all the major log files located?

So, if there is some problem with my computer, be it hardware or software, what are the major log files and where are they located? Also, is there a generic location where log files of the other packages might be located?
green
  • 14,406
110
votes
5 answers

How do I fetch only numbers in grep?

I have file like this : other lines . . . blah blah blah (:34) I wish to find the occurrence of numbers in the above file. I came up with: grep [0-9] filename But that is printing the whole: blah blah blah (:34) Rather I want only 34 . Is there any…
Ant's
  • 3,940
110
votes
3 answers

Shell does not show typed in commands, "reset" works, but what happened?

My problem is that the Bash shell stops showing the characters I type into it. It does read the commands though. I've come across this problem quite a few times and I don't understand what causes it. I know how to solve it, but I really don't like…
Niels Bom
  • 1,276
110
votes
2 answers

What terminal command checks the Ubuntu version

What terminal command tells the version of Ubuntu.
Nick Bailuc
  • 3,335
110
votes
13 answers

Download a file over an active SSH session

I want to download a file from an active SSH session. In many cases I probably could just use SFTP, scp , rsync et al but there are times where I have elevated permissions on the remote server in a way I cannot use these methods. If you're…
Oli
  • 299,936
110
votes
6 answers

How to permanently uninstall Microsoft Teams?

The question's in the title. The official website gives only details for Windows and Mac .
Gytis
  • 1,227
110
votes
7 answers

What is the difference between "gksudo nautilus" and "sudo nautilus"?

I've been using gksudo nautilus and sudo nautilus through Alt + F2 . What's the difference? They look very similar!
DrKenobi
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