Ubuntu is a free open source operating system based on the Debian GNU/Linux distribution. Consider using http://askubuntu.com/ to ask questions about it.

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4
votes
2answers
514 views

Recovering Ubuntu after filesystem was overwritten using dd

I had an Ubuntu installation on my laptop, on an encrypted LVM (this was /dev/sda1). I was planning to write an Arch Linux image to my USB drive (/dev/sdc1), following this guide - ...
0
votes
2answers
830 views

Start SimpleHTTPServer on boot

I am trying to get python's SimpleHTTPServer to start on boot using /etc/init/pyweb.conf and to specify the path which the script will be executed in and server files from, however I don't seem to be ...
0
votes
1answer
460 views

scp to server with encrypted home directory

I am setting up an ubuntu server to use as remote backup and I plan to use rsync to keep it up-to-date. I've encrypted the home directory though, which now prevents direct connection using standard ...
1
vote
1answer
5k views

How to update maven version on ubuntu machine?

I am working on Ubuntu linux machine. When I open a terminal window and type : mvn -v I got the output: Apache Maven 2.2.1 (rdebian-1) Java version: 1.6.0_26 Java home: ...
0
votes
0answers
1k views

Can't enable VPN on linux error: VPN connection failed

I have a sony vaio laptop, with ubuntu 11.04 and windows 7 on it. I have configured a VPN connection on ubuntu, in order to connect to my computer at work but it keeps not working, and I get the error ...
0
votes
3answers
7k views

Ubuntu clock is wrong and I can't change it (running as VirtualBox Guest under OSX)

I have a strange problem with my Ubuntu Natty virtual machine running under VirtualBox on OSX. One day last week, my clock on the top bar in Gnome stopped displaying the correct time (I'm not running ...
4
votes
2answers
9k views

OpenSSH server: how to configure keyboard-interactive authentication

How can I configure the OpenSSH server (on Ubuntu) to allow keyboard-interactive but not password authentication? I know that public-key-authentication is the preferred one, but I want to test a user ...
9
votes
3answers
6k views

Google Chrome briefly hangs before rendering a new tab

Whenever I want to switch to a tab other than the one that is being rendered, Chrome hangs for about 2 seconds before rendering the new tab. This occurs whenever a new tab has to be showed, such as ...
1
vote
1answer
112 views

Grant permissions using rsync

I want to use rsync (as a user) from "me" on a local computer to "another" user on a distant computer. However, I also want "another" user (on the distant computer) to own the files and to be able to ...
0
votes
2answers
82 views

linux: package for specific “command history” on terminal line?

Is there a package I can download for Ubuntu that would allow me to type in,for example, cd [tab key] and then it would go through the recent cd commands I've typed in?
2
votes
2answers
786 views

Fear of apt-get upgrade: Will it break my website?

Ok, I have a website that I manage on an Ubuntu box, but I haven't updated apache2 in a while. I would like to get up to date with the security patches etc. The problem is that I don't have a Test ...
2
votes
0answers
426 views

Ubuntu: closing laptop lid shuts off projector

This is in Ubuntu Natty: This is a relatively new development: normally when I watch a movie I hook up my laptop to my projector, close the lid, watch the movie. However, nowadays when I close the ...
2
votes
2answers
240 views

Wait on a forked process from a script

I often run a game (under wine) which requires a CD. I have made an ISO image of the CD, and have written a script to mount it and then launch the game. I would like to unmount the image once I have ...
1
vote
0answers
457 views

Getting Realtek drivers to reach Gigabit speed under Ubuntu is nigh impossible

I have a HP Touchsmart TM2 2105 laptop, quite recently bought. The NIC is Gigabit speed capable, with a Realtek R8168 chipset. I installed the drivers from Realtek, it works, ethtools indicates ...
2
votes
2answers
228 views

Data rescue mission: Ubuntu, Wubi, and Windows

While working in my Ubuntu partition (set up via magic when I double-clicked a wubi.exe six months ago), I was uncareful and filled up my hard drive while trying to install some package I don't even ...
4
votes
2answers
830 views

Remove extra characters from multiple files

I have a directory (Linux user) with a number of files which contain an added [!] to the end of each file name so that each file reads out as: foo something [!].zip bar something [!].zip helloworld ...
6
votes
1answer
1k views

How to monitor which application is consuming the network?

In Ubuntu I can see the total network usage from the 'System Monitor', but how do I know which application is consuming the network bandwidth? I would like to know the network consumption at a ...
3
votes
1answer
5k views

How to export/import torrent in transmission in Ubuntu?

I need to move a couple of torrent transmissions to another idle computer. I have copied all the downloading files into (equivalent) ~/Downloads of machine 2 but the Transmission client on machine 2 ...
1
vote
2answers
2k views

Is there a way to limit Spotify's upstream P2P traffic?

As indicated here, Spotify slyly uses my bandwidth to provide other users with the service. Is there a way to limit the upstream traffic from Spotify so that my non-unlimited bandwidth is conserved? ...
3
votes
2answers
1k views

How do I install an old version of Firefox (3.6) on Ubuntu?

I need Firefox 3.6 for a website that only allows Firefox 3.x or IE 8.0 or below. I have uninstalled the current version of Firefox on Ubuntu and have downloaded the correct installer, but there are ...
1
vote
1answer
239 views

compare ubuntu alongside windows and ubuntu in a different partition etc

I have a question about the speed/performance of Ubuntu when it is installed alongside windows, in the same partition installed alongside windows, on a different partition. e.g., I shrunk my ...
1
vote
1answer
861 views

How should I get my bootloader working for my Ubuntu, Windows 7 and Windows 8 on VHD?

I have a dual-boot system - 2 partitions - 1 Windows 7 and 1 Ubuntu 11.04 - using the Windows 7 boot-loader, with the Ubuntu boot option added via EasyBCD. I also installed the Windows 8 preview on a ...
0
votes
1answer
67 views

What is the command line function to reconnect to a running X server?

I was working on some stuff on my desktop running Ubuntu 11.04. I bumped the button sequence, i forget what it even is now, that throws you back to the terminal. So I log in and hear the music I was ...
3
votes
1answer
907 views

How can I copy large number of files from one Ubuntu machine to another effectively?

I have two Ubuntu machines, one of which has a large number of files. How can I copy the files from one machine to another effectively? I would like to copy only the delta files and not all the files ...
3
votes
1answer
892 views

How can I find out which process in Ubuntu is using maximum memory and CPU?

Once in a while my Ubuntu desktop becomes slow because of a particular process. How can I find out from the command line which process is consuming the maximum memory and CPU?
7
votes
2answers
594 views

Why is my swap used even if my physical RAM isn't full?

Sometimes I have observed in Ubuntu's System Manager that without the physical RAM being used completely, the swap memory starts getting used. Why is it so?
2
votes
2answers
1k views

List network interfaces on a Ubuntu machine

How can I get a list of the network interfaces on a Ubuntu machine including wired and wireless?
1
vote
1answer
2k views

Disabling an (/dev/inputX) input device on Ubuntu(/Linux)

My story: I have a laptop with a touchscreen, which is a bit faulty. It jumps the cursor occasionally to one point of the screen. It's annoying, but I managed to find the correct input. ...
0
votes
1answer
119 views

Intermittent Processor Lock / System Hang

I have an Ubuntu 8.04 LTS Server that we use as a web server. It's a standard LAMP stack and our site is set up in Drupal. This seems to work without a problem for weeks on end. Then, out of ...
1
vote
1answer
260 views

Auto mounting of “identical” external USB drives in Ubuntu swaps the mount points

I have 2 identical Western Digial Elements 1,5 TB external harddrives, but they are causing some problems when they mount. The problem is that the OS sees them as identical drives with the same ...
14
votes
3answers
6k views

How do I set the Apache2 DocumentRoot to a “vboxsf” VirtualBox Shared Folder? (permissions issue?)

I setup Ubuntu 11.04 desktop 32 bit on a VirtualBox VM with a shared folder to the host. The shared folder is /media/sf_Dev/ I want to change Apache2 to point the DocumentRoot to that folder, so I ...
18
votes
3answers
8k views

installing node.js after apt-get install node

Im trying to install node.js and I made the mistake of installing apt-get install node. Which is not node.js. I'm able to find the right node.js on git hub, build and make everything. Everything ...
0
votes
1answer
831 views

Using Linux LVM snapshots for system backups - “semop failed for cookie” error

I'm running Ubuntu 11.04, with the / partition in an encrypted LVM volume. /home is in the same logical volume. I'm trying to use the LVM snapshot functionality to enable time-consistent backups of ...
1
vote
1answer
986 views

Align windows in Gnome (Ubuntu)

Is there an application to dock windows to the left, right, top & bottom with keyboard shortcuts in Gnome? (Note: I'm using Ubuntu) I know Ubuntu Unity can do so, but I don't want to use it ...
1
vote
1answer
2k views

How to connect to a VirtualBox guest via host console

Is there a way to connect to a VirtualBox guest OS without the use of vrdp? I have a VirtualBox test server that seems to halt somewhere during early boot, and I would like to connect to it from a ...
0
votes
1answer
204 views

How to install Mono on Ubuntu netbook remix 10.04

How can I easily install the latest version of Mono/MonoDevelop (an IDE for C#) on a machine running Ubuntu netbook remix 10.04? I can't understand the technical results I got when I searched the ...
1
vote
1answer
993 views

Run ubuntu command sudo apt-get in linux Mandriva?

How i can run the following command (for Ubuntu) in Mandriva 2005 ? What is the similar command ? sudo apt-get install python-wxgtk2.8 pyro mercurial build-essential bison flex mercurial python-numpy ...
1
vote
1answer
1k views

Disable autobrightness on Ideapad U460s (ubuntu)

I bought a laptop & installed Ubuntu on it. I thought I would be OK with that autobrightness feature, but this thing makes my screen light dance most of the time. There's no physical/BIOS switch ...
0
votes
2answers
432 views

cd ripping software with error detection / correction

Ive used CDEx on Windows in the past, but it requires 3rd party aspi drivers to be installed to function - which don't support USB DVD drives. More recently i've been using Asunder on Ubuntu... ...
0
votes
1answer
239 views

Use Ubuntu home server as time capsule

I have an old dell desktop which I have installed Ubuntu 11.04 on and I have it plugged into my wireless router. I'm able to VNC into the machine using 'Chick of the VNC'. I want to use it as a Time ...
0
votes
2answers
210 views

gnome terminal moving through folders

I was wondering if there was a way to navigate back to the previous folder after a 'cd'. e.g. ~/ cd /home/ ~/ cd /usr/local/ ~/ want should I write here to return to the home dir (not 'cd /home' ^^) ...
0
votes
1answer
1k views

Is there a CHNTPW alternative for Linux?

I'm looking for a CHNTPW equivalent that I can use from Linux to recover, clear or change a Windows password. chntpw is not quite working for me, I'm planning to boot this from portable.
0
votes
1answer
133 views

Compatible version of ubuntu 64 bit with intel processor

I want to know which version of ubuntu is compatible with my machine. My PC configuration is: Processor: Intel Core 2 Duo RAM : 3 GB System Type : 64-bit I have currently installed windows 7 on my ...
2
votes
1answer
6k views

SSH - dpkg: command not found?

I'm running Ubuntu and trying to install Ajax Push Engine: This is everything I do since opening the terminal to getting the error: lisandrov@lisandrov-Satellite-L655:~/Desktop$ ssh ...
0
votes
1answer
842 views

How can I make the browser automatically do some operations (such as refresh the webpage every a few minutes)? [duplicate]

Possible Duplicate: What is the easiest way to make your browser refresh a page every say, 5 seconds? How can I run a web page in task scheduler every day? Are there some ways to make the ...
2
votes
3answers
2k views

What are good tutorials for Ubuntu network configuration from command line? [closed]

I had been using Ubuntu for some time, but no really comfortable with the Ubuntu networking concepts from command line. I searched on the internet, but could not find any nice tutorials for ...
0
votes
1answer
421 views

Virtual Machine can access internal network but not the internet

I am on a company computer with Windows 7 installed on it. I installed VirtualBox on it too and installed Ubuntu on this virtual machine. Now from inside the virtual machine (Ubuntu), I can access ...
3
votes
1answer
720 views

Optimizations for Ubuntu installed on a USB drive

I want to install Ubuntu 11.04 to my 16 GB fast USB flash disk (I don't want "installation" with Universal USB Installer as written on original Ubuntu site). I want it for portable use. I wonder if ...
0
votes
2answers
195 views

How to know the network interfaces under Linux?

When I run cat /etc/network/interfaces in Ubuntu 11.04 I get the below output. auto lo iface lo inet loopback I don't see the eth0 or eth1 interfaces, but I am able to see them in the Network Tools ...
2
votes
0answers
105 views

windows system backup does not recognize second hard disk anymore

I used to take my windows system backups on D: (windows 7 is installed on C:). D: is a 2x300GB RAID0 installation and was (and still is) working fine. Apart from backups, D: was also my big-files ...