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1500 questions
148
votes
1 answer

How do I extract a specific file from a tar archive?

Is it possible to restore a single file from the .tar backup? I don't want to restore total backup. I just want to restore one single file from the backup.
Raja G
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148
votes
6 answers

How to get my software into Ubuntu?

As a developer of free software, I want to get my application into Ubuntu. Should I provide a source tarball and ask for packaging? Or should I create a package myself? Should I target Ubuntu directly, or should I try to get into Debian and then…
Witek
  • 4,043
147
votes
1 answer

What is the "Templates" folder in the home directory for?

For as long as I can remember, every time I install Ubuntu there is a folder in the home directory called "Templates." I've always just deleted it, but I'm curious: what's it supposed to be used for, and why is it in the default install?
Nathan Dyer
  • 2,127
147
votes
6 answers

Can't Mount NTFS drive "The disk contains an unclean file system"

I am getting an error when I try to access my NTFS drive from ubuntu. Unable to access “My Drive” Error mounting /dev/sda6 at /media/ubuntu/Media Center: Command-line `mount -t "ntfs" -o…
rolindroy
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147
votes
6 answers

Reattaching to an existing screen session

I have a program running under screen. In fact, when I detach from the session and check netstat, I can see the program is still running (which is what I want): udp 0 0 127.0.0.1:1720 0.0.0.0:* 3759/ruby Now I want to reattach to the session running…
JohnMerlino
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147
votes
6 answers

How to display notebook model number?

I have a notebook HP Pavilion dm4 running Ubuntu 12.04 and I'm trying to determine the model number (like HP Pavilion dm4-2015dx or HP Pavilion dm4-2033cl, etc). There's no such information on notebook's body as suggested on HP's website on Option 1…
Eduardo
  • 1,677
147
votes
8 answers

Reverting from Ctrl - Alt - F1

I tried to install an nvidia driver and there was an error saying I must not be in an X terminal when doing so. So I did a Ctrl + Alt + F1 . The resulting terminal did not allow the nvidia driver to be installed and showed the same error message.…
H2ONaCl
  • 10,079
147
votes
5 answers

How can I chroot sftp-only SSH users into their homes?

I want to give a client access to my server, but I want to limit those users to their home directories. I will bind-mount in any files I want them to be able to see. I've created a user called bob and added him to a new group called sftponly . They…
Oli
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147
votes
6 answers

How can I find which desktop enviroment I am using?

as the title: How can I find which desktop environment I am using? I want to accomplish this using command line.
Yishu Fang
  • 2,625
146
votes
1 answer

How to install 'add-apt-repository' using the terminal?

I want to install: add-apt-repository ppa:ricotz/testin It is showing: The program add-apt-repository is currently not installed. You can install it by typing: sudo apt-get install python-software-properties What should I do now?
Akankha Ahmed
  • 1,569
146
votes
3 answers

How to create a restricted SSH user for port forwarding?

ændrük suggested a reverse connection for getting an easy SSH connection with someone else (for remote help). For that to work, an additional user is needed to accept the connection. This user needs to be able to forward his port through the server…
Lekensteyn
  • 178,864
146
votes
8 answers

Terminal command to show OpenGL version?

I want to find out the OpenGL version I'm using. I have access to Ubuntu via SSH. Which command shall I execute?
Kabumbus
  • 1,563
146
votes
12 answers

How do I disable overlay scrollbars?

It looks like Ubuntu 11.04 will come with overlay scrollbars by default. I do like them, but I don't like the current mix of scrollbar types as many applications don't yet use those overlay scrollbars. Is there a way to disable overlay scrollbars (…
htorque
  • 66,134
146
votes
10 answers

Run same command again but as root

Sometimes when I run a command I don't notice that I needed to run it as super user to have enough permission. Is there a way to run the same command again but as a super user?
Trufa
  • 4,358
146
votes
7 answers

How to install the MPEG-4 AAC decoder and the H.264 decoder?

Where do I get the MPEG-4 AAC decoder, and the H.264 decoder. How to install them and play the multimedia?
Balram Jamale
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