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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18
votes
4answers
2k views

What makes CentOS “enterprisey” compared to “generic” distributions like Ubuntu?

What makes CentOS "enterprisey" compared to "generic" distributions like Ubuntu? When I say "enterprisey" I actually mean "better for server deployments". Just a general question, because I was ...
1
vote
2answers
873 views

restore suse grub

I upgraded my ubuntu and that resulted in its grub loader being used. I have a triboot of windows, ubuntu and suse. I prefer the suse bootloader which I was using before the ubuntu updates. I would ...
1
vote
2answers
1k views

blank screen after kernel upgrade

I am running ubuntu 10.10 with catalyst ati drivers which I installed from the amd website. Recently I took some updates which included a new kernel. I cannot boot into ubuntu. The screen shows ubuntu ...
5
votes
4answers
7k views

Run Python script on startup

Running on Ubuntu Karmic. I need to execute the following (updated) script at boot time #!/bin/sh # /etc/init.d/scripts # Description: Starts Python scripts # ————————————————– # ### BEGIN INIT INFO ...
23
votes
7answers
6k views

Force directory to always be in cache

I've been testing out different methods to improve the time it takes to compile my entire c++ project. Currently it takes ~5 minutes. I experimented with distcc, ccache, and others. Recently, I ...
3
votes
1answer
799 views

wireless problem

I just installed Ubuntu 10.10 to make my dell inspiron 1564 <64bit> dual boot. But I can't access wi-fi. I guess, I need to download drivers for wireless. My system details are: raman@ubuntu:~$ ...
2
votes
1answer
1k views

Install MySQL from Bash Script

I'm coding a bash script to automate the process of deploying VPS servers but I'm having some trouble while trying to install MySQL from either aptitude/apt-get or yum, this is what I have so far: if ...
17
votes
3answers
7k views

bulk rename (or correctly display) files with special characters

I have a bunch of directories and subdirectories that contain files with special characters, like this file: robbie@phil:~$ ls test�sktest.txt test?sktest.txt Find reveals an escape sequence: ...
1
vote
1answer
1k views

What's the difference between 32 and 64 bit linux?

What exactly are the implications? Can a 32 bit linux run applications that are compiled as 64 bit? Or vice versa? I just got a new machine with an i5 processor, I installed a copy of Ubuntu 10.10 ...
4
votes
3answers
946 views

How to list currently not installed packages?

I'd like to output a list of all, currently not installed, packages (they are visible in Synaptic for example) using only shell commands. How do I do this?
4
votes
1answer
2k views

LVM Mirrored Logical Volume Performance

I read that when mirroring a logical volume a log of some sort is used to keep the files in sync. You can either set it so this log is in a separate physical volume or in memory. I also read that if ...
2
votes
1answer
200 views

Can't get pop down menus to do anything in KDE/QT application GUIs in Ubuntu (Gnome session)

I have a brand new install of Ubuntu 10.10 x64 in an attempt to solve the following problem from my previous 10.04 x86 install, but with the exact same problem persisting. When trying to run Amarok or ...
0
votes
1answer
2k views

Filesystem type is ext2fs, partition type 0x83

I installed Ubuntu 10.04 (LTS) to a VPS server I'm renting and get this critical error when booting: Filesystem type is ext2fs, partition type 0x83 This prevents the rest of the boot process to ...
4
votes
1answer
362 views

Add applications to launcher

I recently installed Matlab in /usr/matlab. What do I do to make it appear in the application launcher on the top left of the taskbar?
6
votes
2answers
2k views

Why is screen seemingly doing nothing with commands passed with -X?

I've been trying to set up an automated backup system for a minecraft server, and I'm having trouble with screen, specifically when using 'screen -r sessionname -X "/var/minecraft/somebatchfile"', ...
6
votes
1answer
3k views

Can the focus of a Microsoft LifeCam HD-5000 be fixed at infinity under linux?

I have two Microsoft LifeCam HD-5000 webcams which I am using as a home security system with the Motion package for linux. One problem I have is that because these webcams have auto-focus, sometimes ...
2
votes
2answers
467 views

No output produced when using winFF

I am using winFF in Ubuntu 10.04. WinFF is a graphical frontend to ffmpeg. Typically, after selecting a file in WinFF, setting my conversion settings and pressing the "Convert" button, a console ...
5
votes
3answers
433 views

Suspending my laptop breaks ethernet over firewire, are there commands which can fix it?

As mentioned in this question I am using a firewire cable to provide a private network between my laptop and my desktop, because it makes using the screen sharing program synergy much nicer than using ...
2
votes
4answers
2k views

Shell script error message

I am trying to learn shell scripting by reading linuxcommand.org. For some reason I keep getting the error "Not Found", even though it runs all the commands. The error codes I get are: ...
4
votes
3answers
309 views

Ubuntu: On a network with many clients there are two machines that can't access the web via a browser at the same time

Ok I'm pulling my hair out over this one. We have a wireless network with many clients all working well except two Ubuntu clients running 10.10 that can't access the internet via a browser at the same ...
3
votes
5answers
3k views

Why do all my DNS queries resolve to 192.168.1.251?

All my queries on one machine on my network have suddenly started to resolve to 192.168.1.251. This machine was used as the DNS server by other machines, so I noticed it as soon as it started ...
5
votes
4answers
7k views

FTP client with a good GUI?

I love linux because I get control over my system. But I do herald from the school of mac, where things are simple, beautiful, and powerful. I like it that way, as opposed to having lots of knobs and ...
3
votes
1answer
356 views

Graphical boot-up screen lost after upgrading the kernel

I used the Ubuntu 10.10 alternate install CD to install Maverick to an encrypted partition on a USB stick. This worked perfectly, but after the first cycle of updates that took the kernel from ...
11
votes
2answers
562 views

Removing abstraction from Ubuntu boot process

I have been using Linux after almost 5 years and observed that boot process has been almost abstracted. I mean, not much is visible to the user what is going on behind the scenes (Due to splash ...
1
vote
2answers
455 views

How to stop Mod4-P from switching the display? [closed]

I use Ctrl-P very frequently to scroll backward in the command history, but I often mistype it as Mod4-P, which is bound to the switch display function. I've searched around Keyboard shortcuts and ...
5
votes
2answers
8k views

How to avoid powering down certain USB devices when a machine is suspended

I'd like to maintain power supply to a USB-powered drive when the system goes into suspend (AKA S3 or "suspend-to-RAM") mode. Normally the power is cut while the machine is suspended, which causes it ...
1
vote
1answer
1k views

USB Ubuntu with whole-disk encryption

Is it possible to create a single-user USB installation (with persistence) of Ubuntu Linux such that the entire USB stick is encrypted and requires a passphrase at boot time? Is there an online ...
3
votes
1answer
923 views

Under Ubuntu, how do I set a static IP for firewire?

I am using Ubuntu 10.10 on my laptop, which connects to our network wirelessly. Since it sits on my desk next to my desktop, I have a private network between the two using a firewire cable, because ...
4
votes
2answers
10k views

Install Ubuntu from a small USB stick

I'd like to install Ubuntu (Desktop or netbook edition, preferably latest version), onto a laptop using a small USB stick. (480 MB free space.) How can I do this?
2
votes
0answers
894 views

power management of USB-enclosed hard drives [closed]

With a typical USB hard drive enclosure, is the full range of drive power management functionality available? edit: moved this into a separate question: In what may be an unrelated matter: is it ...
7
votes
1answer
1k views

wubi pros and cons

Do you have experience using Wubi and if so, what are the major pros and cons ? I am of course particularly interested in potential problems.
8
votes
4answers
868 views

A small challenge to familiarize myself with Linux [closed]

I would like to learn more about Linux. I briefly went through a few books and quite a few articles online, but the only way to learn something is to actually start using it. I would like to jump in ...
5
votes
2answers
762 views

What's up with this 'gnome' package?

I have recently grown tired of the way Rhythmbox starts up every time I plug in my MP3 player. I know I could simply disable this, but I've decided to uninstall Rhythmbox instead. It's such a ...
0
votes
0answers
235 views

Disk space disappearing [duplicate]

Possible Duplicate: How to understand what's taking up space? Hi, I am using Ubuntu 10.10. I have 40G of disk space in my partition /home and have used up 10 G of it, so I should have ...
8
votes
2answers
976 views

Kernel Panic because of RAM stick?

one of my RAM sticks causes a Kernel Panic on my Ubuntu 10.10 (something like "not syncing" with a lot of memory adresses shown on screen). It's definitely this one RAM stick and not its socket ...
4
votes
1answer
562 views

Setting processor fan to 100%

How can I set fans speed to 100% or more in linux ?
4
votes
1answer
377 views

Problems moving home partition

I was running low in disk space on my Linux box, Ubuntu 10.10 Desktop, (specifically on my /home partition) so I added another disk to it and I am trying to move the home partition into it. I am ...
3
votes
1answer
1k views

How to enter into BusyBox when booting?

I have occasionally installed cloud-init package in Ubuntu, which blocks me from booting. Neither recovery mode works. Because cloud-init installed some upstart job configuration. So I want to enter ...
5
votes
1answer
1k views

No core dump on Ubuntu on a Parallels shared folder

I have an application that I'm working on, and I'm having trouble getting a core dump when it segfaults. In fact, I'm having trouble getting real core dump files at all. A simple test case will ...
1
vote
1answer
355 views

Guest Additions in VirtualBox

I'm setting up a development server with VirtualBox. I've installed Ubuntu 10.10 Server. I want to use filesharing to setup the files that I need to develop on but it seems that the CD drive is not ...
8
votes
2answers
797 views

View Script Over SSH?

A friend, using a remote machine, SSHed to my machine and ran the following python script: while (1): ....print "hello world" (this script simply prints 'hello world' continuously). I am now ...
5
votes
1answer
748 views

`p` key doesn't work in X

Today I had to force-shutdown my machine after it froze during resume from suspend. Since the reboot, I've found that the p key doesn't work normally in X. It does work normally in the console. ...
3
votes
1answer
1k views

From Ubuntu 10.10, how do you connect to a Windows 7 share without a password setup?

I have: Ubuntu 10.10 Windows 7 in virtual box (let's call this vbox) Then another Windows 7 machine (let's call this remote) in the network When I'm on vbox and browse (\ip.of.remote) I'm able to ...
3
votes
1answer
1k views

Query DHCP server leases from Perl script

I have a Windows 2003 server and need to poll the DHCP lease information from it with a perl script that is running on a Ubuntu server. Then I need to analyze & store the information in a mysql ...
3
votes
2answers
1k views

Why can't Rhythmbox play most of the files from my mt-daap share?

I have the Firefly Media Server (mt-daap) set up on an Ubuntu 10.10 VM, and I Ubuntu 10.10 set up on my laptop. I am running Rhythmbox and using that to play the music files off the daap share. ...
4
votes
1answer
303 views

Grub error 21 unless both sd card and live-usb are present

I'm not sure exactly how my EEE PC got to this point, but I have Backtrack (an Ubuntu-based distro) on the SD card, and a few different Ubuntu LiveUSB distros on different USB memory sticks. If both ...
8
votes
1answer
3k views

How to get Nautilus to “Open with Archive Mounter”?

I see Ubuntu screenshots showing that one can right-click an ISO, and have an option to "Open with Archive Mount". How do I get that running elsewhere where it isn't default (Debian in my case)? This ...
3
votes
1answer
415 views

How to recover a missing file

I am running ubuntu and last week the system didn't let me alter files as if I had no write permissions. Then on reboot the system did a check of the system which took some time. Then everything went ...
11
votes
5answers
6k views

Screen turns on automatically (xset dpms force off)

I am using xset dpms force off to manually turn my screen off to save power. However, it turns back on after some time (20 - 40 seconds). Distro: Ubuntu-Lucid Graphics: Intel 4500 MHD ...
14
votes
4answers
458 views

What specific vulnerabilities am I creating by disabling the sudo password?

Here are some instructions on how to disable your sudo password. These carry the following warning If you disable the sudo password for your account, you will seriously compromise the security of ...