Ubuntu is a Linux distribution with an emphasis on ease of use and installation. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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Achieving full resolution with PowerVR SGX454 on Ubuntu 12.04

I have a Mini-PC with an ASRock AD2700B-ITX motherboard, which has an Intel PowerVR SGX545 on-board graphic chip. I installed Ubuntu 12.04 on it today. Everything is working properly and is quite ...
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1answer
101 views

Alt-Left on OSX to behave like Alt-Left on Ubuntu [duplicate]

Possible Duplicate: How to change previous/next word shortcut in bash? When connected to a ubuntu server bash shell, I can hold alt key and press the left or right keys to move forward or ...
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2answers
885 views

How to increase the timer before drive spins-down?

I use Ubuntu 12 beta on a Lenovo Z575. I noticed that the disk spins down a few seconds after the last operation. When I am working, e.g. in the vim and write quite often, it spins-up and -down ...
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0answers
305 views

Booting Laptop with external monitor stalls

Whenever I try to boot linux with an external monitor attached to my laptop, it hangs after checking the battery state with the following message repeated several times: ...crtc_helper_set_config... ...
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1answer
1k views

Allowing an entire subnet on Ubuntu server 11.10

I am trying to allow all hosts in my subnet to connect to a server I have running in VirtualBox with ssh. I have tried several different methods so far, none of which have made any progress. What I ...
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7answers
35k views

Finding files that use the most disk space

Is it possible to list the largest files on my hard drive? I frequently use df -H to display my disk usage, but this only gives the percentage full, GBs remaining, etc. I do a lot of data-intensive ...
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1answer
438 views

“error: no such device” at boot in Ubuntu Server 11.10 with Raid1

I have a configuration of 4 HDD's as Raid1 2 pairs of 2 HDD's. First Raid1 pair is for system, so I just made an 40GB space for swap, and the rest of it for the root, the second pair of Raid1 is for ...
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2answers
7k views

terminal: non-english characters

I used to be able to copy&paste (or type if I load respective keyboard layout) any kind of characters (eg. é ö ñ ß و 好) in my console/terminal. Now I bought a new computer and it does not work ...
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3answers
38k views

VirtualBox: two network interfaces (NAT and host-only ones) in a Debian guest on Ubuntu

I created a Debian VM on VirtualBox with two interfaces: a NAT one (for accessing internet) and a host-only one. However, I do not know how to make both interfaces work at the same time. If I the ...
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3answers
5k views

How do I set mouse double click speed in Lubuntu

I'm using Lubuntu 11.10. The only problem I have that the mouse double click speed is a bit high (it seems to me that it is around 100-200ms) and I would like it to set it to around 500ms. Is there a ...
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2answers
2k views

OpenSSH, chroot user: Root needs to own the user directory, is there any consequence?

I want to create an account for my friend on my computer, but I don't want my friend to be able to view all my files. I saw that with OpenSSH, there is an option for that. Inside the SSHD ...
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3answers
638 views

About to replace windows with Ubuntu 11.10. Will this cause any problems?

I have Ubuntu installed on a (originally just Windows) machine using wubi. What are the chances of going something horribly wrong if I were to: create a new partition Install Ubuntu 11.10 on it ...
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2answers
2k views

Guake throws an error on startup

I'm using Ubuntu-Server 12.04, but I wasn't sure if this was an Ubuntu specific question, so I'm posting it here. I got myself a graphical user interface by installing xinit and openbox (using ...
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1answer
810 views

Ubuntu automatically connects to a wireless network when its already connected by eth0 to the same network

I use Ubuntu 11.04, and I work at an institution which has wired and wireless connectivity. My computer is set to automatically connect to the wireless network if it is available. When I am plugged ...
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5answers
12k views

How can I upgrade pip on Ubuntu 10.04?

On Ubuntu 10.04 I've used apt-get install pip to install pip after which I installed django. Then I tried to uninstall django with pip via pip uninstall django which gives me: pip: error: No command ...
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1answer
5k views

How can I resolve the “invalid ELF header” warning when trying to SSH and what does it mean?

I'm getting some kind of warning when checking my connection to github. Why is it happening and how can I resolve it? $ ssh -TI ~/.ssh/id_rsa git@github.com dlopen /home/ubuntu/.ssh/id_rsa failed: ...
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1answer
972 views

Is it possible to redirect X of an ssh session to the display of a connected vncviewer

I have a setup of three machines. Machine A runs a vncserver and an ssh server, Machine B runs a vncviewer, Machine C runs an ssh client. The vncviewer on B connects to the vnc server on A. The ...
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4answers
60k views

How can I look up a username by id in linux?

The command id can be used to look up a user's uid, for example: $ id -u ubuntu 1000 Is there a command to lookup up a username from a uid? I realize this can be done by looking at the /etc/passwd ...
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1answer
3k views

Install Backtrack 5 r2 into running LUKS setup installed with ubuntu

One Harddisk (sda) Two Partions. With a working ubuntu running. 1) /boot 2) LVM with this virtual volumes/partions/ or whatever they are called inside: Swap Ubuntu Home Prepared for Backtrack Of ...
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4answers
2k views

Change password in headless mode

I am building a script to fully automate a VPS setup, and I need to change the root password. I would like to avoid typing it as the script is running through SSH. Is there a way to redirect an ...
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1answer
567 views

How to set separate global/user keyboard settings in LXDE?

I need to have English (US) and no compose key for the system, and I'd like English (Dvorak alternative international no dead keys) + Caps Lock as the compose key for myself. How can I set this up? I ...
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3answers
3k views

How do I install Ubuntu from Suse?

I just got a new laptop (HP ProBook 4520s), and I don't have my PC here, with which I used to create bootable USB's to install Ubuntu with. I only have an USB, an external hard drive, and some ...
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1answer
2k views

D-Link Wireless N 150 USB Adapter on Ubuntu

Link DWA-123 wireless adapter, on my desktop running Ubuntu 9.10 the device is being recognized as in, when I hit lsusb i get this entry Bus 001 Device 010: ID 2001:3c17 D-Link Corp. [hex] How do i ...
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1answer
1k views

Gnome Terminal won't autocomplete

My gnome-terminal on a ubuntu 10.10 machine is not working the way it should work. No autocomplete is working. ctrl + l won't clear the screen, bash prompt is simply a $ and nothing else. I got this ...
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2answers
260 views

Why does boot fail with my custom kernel at the mknod step?

I want to build a custom kernel under Ubuntu. I configured and built the new kernel. The new kernel hasn't initrd and comes from vanilla source. I build this new monolithic kernel only with drivers it ...
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2answers
251 views

Notification out of screen

The notifications extrude the screen. Anyone could help? I am on Ubuntu 11.10 with Gnome3.2.
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4answers
19k views

XFS vs Ext4 vs Others - which file system is stable, reliable, for long run such as 24/7 case [closed]

XFS and Ext4 file system which one is really stable and reliable for long run with heavy disk write and read? the system will be used in a place where 24/7 is in service, and every second there is ...
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6answers
8k views

Is there parallel wget? Something like fping but only for downloading?

I've found only puf (Parallel URL fetcher) but could to get it work with reading urls from file and something like puf < urls.txt does not work either. The operating system installed on the ...
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1answer
9k views

wired connection not working under Ubuntu 10.04

(using Ubuntu 10.04 LTS on a netbook prior to any updates) The wireless works fine, the wired connection has been tested using a Windows computer. Choosing auto eth0 from the power manager fails. ...
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0answers
338 views

No sound with fresh Kubuntu install

I've just taken the plunge and installed Kubuntu as my main desktop env but I can't get the sound to work, and was wondering if anyone would be so kind as to help me work out what the problem is. I ...
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0answers
539 views

How do I install hgview on Ubuntu?

I'm trying to install hgview on Ubuntu, but it's not working. $ hg version Mercurial Distributed SCM (version 2.1) (see http://mercurial.selenic.com for more information) Copyright (C) 2005-2012 ...
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1answer
1k views

What happened to my desktop?

I have Linux Mint 12 Gnome desktop, everything was normal yesterday. I shut my PC down yesterday and went to sleep, I turned it on today, and see what happened You see how everything is messed up? ...
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1answer
4k views

How to manually uninstall urllib, urllib2, requests python packages?

I'm having a problem with urllib, urllib2 and requests, three python libraries. I use Ubuntu 10.04.4 LTS and python 2.6.5 (we can use with python) (but I had installed manually, after the problem, ...
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3answers
6k views

Opening files from Ubuntu server over ssh from Mac Terminal

So I SSH into a Ubuntu server and try to open the file in a Mac program (Coda) and get an error: Couldn't get a file descriptor referring to the console Using the command open myfile.html This ...
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2answers
1k views

How would I direct local(127.0.0.1) MySQL traffic to an external SQL server?

Basically, I have two EC2 instances on Amazon Web Services. They are both running Ubuntu 11.10 x64. They both have a private and a public (Elastic) IP addresses. I'm having trouble setting up iptables ...
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3answers
854 views

Linux program running on Ubuntu machine but not on Unix webserver

I've downloaded the command-line program "Whitaker's Words" which was available for Linux as well as Windows etc. There is a main program named words. I tried to execute it on my Ubuntu (11.10) ...
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2answers
459 views

Building a custom xbmc distro with ubuntu

How could you use Ubuntu to create your own distro of XBMC (ex. Boxee Plex)? Is there a site (I checked XBMC's wiki and found nothing) that tells you how to do this?
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2answers
2k views

Is my USB hard disk dead?

My USB hard disk started to make some beep type of sound and then stopped working. I have to replug the hard disk to make it work again. After some time same sound is heard and again it stops ...
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1answer
27k views

Installing openjdk-7-jdk does not update java (which is still version 1.6)

I am having issues updating Java. I am running Ubuntu 11.10. I can execute sudo apt-get install openjdk-7-jdk and it completes successfully. javac -version is 1.7, however java -version is 1.6. This ...
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1answer
91 views

Install new most recent python package in ubuntu?

I could really do with installing matplotlib 1.1.0 on my ubunutu 11.10 system. The current ubuntu package is at 1.0.1, how do I use the new one?
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4answers
2k views

In Debian based systems, how do we purge configuration files of packages that have already been uninstalled?

To be more specific, I would like to do the equivalent of adding the --purge flag to the following command sudo apt-get autoremove --purge [package name] to packages that are no longer on the ...
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4answers
19k views

Kill all process of users in Ubuntu?

How to kill all process of one user? When I make ps aux I obtain a list of process with several users, and I want to kill all process of user name1 for example! What's a command to do that in Ubuntu? ...
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1answer
4k views

What is the difference between a symlink and binding with fstab?

In Eric Hammond's article Running MySQL on Amazon EC2 with EBS he shows how to add a second drive (/vol/) and then progresses to move mysql's config and data there. /sdh gets mounted as /vol by ...
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1answer
217 views

How can I act on the results of the “locate” command?

I'm trying to find where check_dns is defined in nagios' commands.cfg file, although there are quite a few files. I know I could run something like find / -name "command.cfg" -exec grep check_dns {} ...
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2answers
713 views

Partitioning Ubuntu and Windows 7 once and for all

I am dual-booting Windows 7 and Ubuntu (installed with wubi). So far there have been no problems, but now it says the disk is out of space all the time (I think that is because /dev/loop0 is used 100% ...
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2answers
951 views

Do I have duplicate packages?

I'm on linux mint 12, when i run sudo apt-get update i see: W: Duplicate sources.list entry http://www.duinsoft.nl/pkg/ debs/all i386 Packages ...
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1answer
1k views

Running script before shutdown seemingly not working

I created a small script backup_files.sh and placed it in /etc/init.d: #/bin/sh logfile=/media/verbatim/log date >> $logfile rsync -av /home/philipp/Documents /media/verbatim/ >> $logfile ...
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0answers
724 views

Build an Affordable Linux Tablet [closed]

I have 3 young children and my wife has asked that the girls get a tablet, for basic gaming, and online web tutorials (school work usually). Has anyone created or built a good affordable Linux ...
3
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1answer
1k views

Tuxcut -software in ubuntu

I need to know how Tuxcut works. I am using it to cut the IP address of other computers in my subnet (Local Area Network) in college. I have searched but haven't found anything. I'm using TuxCut in ...
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1answer
504 views

SSH, FTP, HTTP stopped working

I'm facing a problem with a Linux webserver of mine. It's a VM Ubuntu 10.4 LTS which runs a Wordpress network site. Out of the blue with no changes being made on the back end, ftp has stopped as has ...