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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Service not starting at boot

Im on Ubuntu 12.10. I have a service that runs well when I do sudo service myservice start/stop at installation, I did sudo update-rc.d myservice defaults and I see that there are in rc*.d some ...
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2answers
1k views

Cannot apt-get - Package install issue

I was halfway through updating my machine when it crashed and I had to reboot. It was updating new packages while it crashed. When I try to use apt-get it always fails because of a mysql package. ...
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1answer
541 views

Can I safely delete the Ubuntu 12.04 partition and use the unallocated space for my Elementary OS?

I have this setup: I've decided to switch to Elementary OS Luna (fork of Ubuntu 12.04) as my main Linux distro. Now I need to delete my Ubuntu partition so I could add capacity to my eOS which only ...
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0answers
110 views

Can't reliably create a directory on startup after ec2 instance mounts its ephemeral drives

This particular instance type mounts two ephemeral drives, in /dev/ and /mnt/. I have to create working directories for one of my services in these paths at startup or the services won't launch. ...
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1answer
874 views

Ubuntu 12.04 32 bit is slow on Virtual machine

I have installed Ubuntu 12.04 32 bit os on my Virtual machine. I have allocated 2GB ram to it. But the VM is running very slow, and left side taskbar is not visible. When I place my cursor on the ...
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1answer
778 views

timidity: No instrument mapped to tone bank 0, no idea which one is missing

I am trying to play this midi file downloaded from here, but I get: $ timidity --verbose marivonnig1\ \(1\).mid Requested buffer size 32768, fragment size 8192 ALSA pcm 'default' set buffer size ...
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0answers
221 views

USB Mouse and Keyboard not working in Linux 4 Tegra

I'm new to Tegra Linux development. I have a Tamontem NG Evaluation board with the Tegra 3 Chip. I installed L4T sample file system from NVIDIA Tegra resources ...
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1answer
400 views

Start up commads in Lubuntu 2 [duplicate]

After posting my question here, Start up commads in LUBUNTU I got no answer so here it is. I have these 2 commands: xinput --set-prop "Razer Razer DeathAdder" "Device Accel Constant Deceleration" 4 ...
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1answer
195 views

Disallow switching to other windows

I'm working on a python project where I'm displaying a graphical window with a login screen. I've disabled the close, re-size and minimize buttons. The OS is Ubuntu. I have to disable all the ...
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1answer
3k views

Ubuntu- How do I change clock speed from terminal? [duplicate]

The title of this question pretty much says it all. What command or program do I need to run in order to change the clock speed to a specific value I want? For example, I'm looking for something like ...
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0answers
50 views

Exporting Logical Volume to Mac for use as Time Machine drive

I have an Ubuntu server, and I have put a hard drive into this server. The logical volume on this hard drive looks like Device Boot Start End Blocks Id System /dev/sdb1 ...
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1answer
449 views

How do I add custom GPG key to Ubuntu/Debian installer?

I'm trying to setup custom Ubuntu install CD using instructions on http://beezari.livejournal.com/191717.html I've added my GPG key to ubuntu-keyring and signed Release file with it (resulting in ...
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2answers
5k views

Invalid signatures when running apt-get update

I'm new to linux and am trying to run an update, I get a lot of "Hit"'s and "Ign"'s but in the end I get these errors, does anybody know what they mean and how I can fix them? W: GPG error: ...
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0answers
583 views

Problem while install ubuntu 12.04.3-server

I try to install Ubuntu 12.04.3-server-i386 in my system. My system configuration is 256MB RAM, 80GB hard disk, Pentium 4 (2.40Gz). I have a DVD drive, I downloaded 12.04.3-server-i386.iso and burnt ...
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3answers
91 views

How to get data shown out of workspace or directly from application?

Because of some reason I had to use another web browser than my main which I use daily and I chose a small browser which I installed long time ago. This brower is called Dooble, version 0.07 ...
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2answers
691 views

shutdown ubuntu server after 2 days at midnight

without using a cronjob how would I have a ubuntu server shutdown after 2 days (2880 minutes) at midnight? The essence of what I want to do is this: bash shutdown -r +2880 00:00 which would tell ...
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2answers
7k views

How can I get Apache working (complains about logfiles) on Ubuntu after a distribution upgrade?

I upgraded from Raring to Saucy, and it says it can't open listening sockets: root@ip-10-250-42-219:/etc/apache2/sites-enabled# apache2ctl restart [Tue Oct 22 13:34:05.187996 2013] [core:warn] [pid ...
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2answers
454 views

Ubunutu software-centre is not working, showing black screen

I am trying to open ubuntu software-center but it get paused and after that shows complete black and nothing is happening. Same thing has happened when I try to run from command line. This is the ...
2
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2answers
628 views

Ubuntu with Gnome and Openbox

I've in my laptop Ubuntu 12.04.03 which comes by default with Unity. I like Unity, and Gnome. It has a nice look, some nice apps, things frequently works nice. However I would prefer to use Openbox. ...
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0answers
1k views

badblocks and “end_request: I/O error” in output

I have 500GB disk in my toshiba laptop, I tried to do backup of files in this HDD but it failed few times (ubuntu just closed copying operation or unmounted disk during copying files). So I boot my ...
3
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1answer
114 views

Why do I need to add a GPG-key with apt-key before adding URL to sources.list and download-installing an application with apt-get?

I went on to download an application today. It had it's instructions listed, step by step, number one being: adding a GPG-key with apt-key. It was followed by adding the application to apt/sources and ...
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3answers
2k views

apache not starting in vagrant vm

I used Puphpet.com to create a Vagrant VM to be used for web development. The problem I am having is that the VM cannot start apache on boot. $ sudo /etc/init.d/apache2 start * Starting web server ...
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1answer
99 views

Entered wrong installation path in Ubuntu

I was trying to install Huwaie 3G modem on Ubuntu. The install.txt said: Run ./install in TERMINAL to install MobilePartner eg: # bash //install If you had installed this software in your ...
3
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1answer
864 views

Passing in parameters to Upstart

I can do mongod -f /etc/mongodb.conf How do I achieve the same effect when starting mongodb as a service? ie sudo service start mongodb By default this does not read from the config file. I ...
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3answers
993 views

Removing Ubuntu 12.04 LTS from a dual boot setup and recovering the Windows boot manager

I have Ubuntu 12.04 LTS and Windows 7 Home Premium on my laptop. My desire is to uninstall Ubuntu without spoiling MBR and Windows 7. I would like to emphasize that Ubuntu was installed later so I ...
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1answer
144 views

For downloading, youtube file format changes depending on OS?

Oh! its sad to see what I saw. I am downloading a file from youtube (the video is of 1 hr) using command line from Ubuntu13.04 as below: ravbholua@ravbholua-Aspire-5315:~$ youtube-dl ...
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1answer
362 views

Ubuntu: /proc/pid/comm file missing

On my development box, under /proc/[pid]/ there is a file called comm containing the name of the executable for that process. I use this to validate the process to which I am sending a signal. On our ...
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3answers
2k views

Need small distro without a desktop or windows manager, just to run a single graphical app [duplicate]

I am looking for some help on this from a linux expert. I am very novice when it comes to linux so I am hoping someone can help out. I need a small distro, that is stable. I don't need a full X ...
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2answers
649 views

Upgrading software in linux

I have a program called zlib I need to upgrade. As I've never downloaded it before I suspect it comes with Ubuntu. Normally I'd just download and compile it, but a different tool (vcftools) is going ...
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1answer
144 views

Ubuntu 13.04 disconnecting issue

Weird situation here. I can download anything I want with no problems whatsoever. As soon as I try to download a torrent via a magnet link, I disconnect from the wireless router after about three ...
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361 views

Ubuntu warning. W: Duplicate sources.list entry

After installing Oracle VirtualBox, when I do sudo apt-get update, I get the following warning W: Duplicate sources.list entry http://download.virtualbox.org/virtualbox/debian/ raring/contrib i386 ...
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1answer
352 views

Ubuntu Server - OS on single HDD, file server on software RAID 1

I run a Windows Server 2008 machine. It is used as a file server (File Services feature), in addition to local shares I use CrushFTP for SFTP and HTTP access to my files. I would like to convert to ...
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3answers
79 views

Can I install other distro and use /home from previous one?

I want to install CrunchBang, and I have been using Ubuntu 12.10. Should I format /home, or do I need to only format / and install #! there?
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1answer
2k views

Linux - File change time versus modification time

I'm using Ubuntu 12.04, though I'd imagine this question spans all Linux variants. In the manpage for the stat command, there are two (four) formatting options that appear to mean the same thing: ...
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1answer
243 views

Unable to update my system Ubuntu13.04: Getting message - requires installation of untrusted packages

I had been trying to update my Ubuntu13.04 via 'software updater'. The updater messages that the following needs to be installed. Press continue to install When I press continue , a window appears as ...
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1answer
237 views

Nautilus Renaming Bug when pressing 'n' key in Ubuntu

I have what i can consider a Big Bug on Nautilus under Ubuntu Linux. When I am in the process of renaming a file or a folder, if I press n, nautilus opens a new tab. The effect is: I cannot include ...
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2answers
332 views

How do I execute a command on login for a system user with no home folder and no personal .bashrc file?

I set these users' home folders through the /etc/passwd file, but when they log in I would like them to activate a python virtualenv. If they had a personal .bashrc file, I'd just include the activate ...
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1answer
82 views

Why does a manual mount set different file ownership?

I've been using the terminal for almost everything: in fact, I often don't even log in through the interface, I use the tty1 and go to the web with text-browsers. So, the external drive doesn't ...
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2answers
17k views

How to check whether certain port is opened or block on any other servers from a dev box?

I am trying to connect to one of our staging Cassandra servers on port 9042 and 9160 here in our company from a dev box.. Through the code, I am not able to connect to it... The program gets hanged at ...
2
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1answer
264 views

Is it possible to import vmail folder from old iRedMail to new iRedMail installation?

Basically, what I did: Copied vmail folder to my local machine. Reinstalled my VPS. Installed iRedMail again. Created same users on the same domain. Question is - can I somehow copy over my old ...
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1answer
1k views

Overwritten MBR: Is partial/complete recovery possible?

I have a Sony VIAO laptop setup as dual boot (Ubuntu 12.10/Windows 7). Since I wanted to try Archlinux, I installed VirtualBox in Ubuntu. To create a bootable USB stick (from the ISO image on my hard ...
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2answers
525 views

Simulate x-screen?

I'm working in a koding terminal running ubuntu 13.04, and I'm trying to run an application that requires an x-screen (even to run in terminal mode). I am unable to connect with x11 forwarding, and ...
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0answers
191 views

Is it possible to import vmail folder from old iRedMail to new iRedMail installation?

Basically, what I did: Copied vmail folder to my local machine. Reinstalled my VPS. Installed iRedMail again. Created same users on the same domain. Question is - can I somehow copy over my old ...
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0answers
320 views

How to install Ubuntu in a netbook, but keeping the original win7 installation in storage

I have a Samsung N210 netbook. It has windows 7, starter edition. I´ve tried the latest Ubuntu version using a pendrive and loved it so far. I would like to install it in my netbook, but I would ...
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421 views

libcurl4-gnutls-dev : Depends: libldap2-dev but it is not going to be installed

I am trying to install curl in my ubuntu server as I was getting this error whenever I am compiling my C++ code - fatal error: curl.h: No such file or directory Below is the error: ...
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1answer
4k views

Can't connect to steam

I've just installed Steam on my computer, created a Steam account and tried clicking on the steam icon to load it. It gave me the following error and then shuts down: If I type steam in the ...
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1answer
460 views

Can't sudo after lock password, can I recover from that?

After setup ubuntu with default settings, It allows user to login with password, so I use passwd -l [username] to forbid password login both in ssh and console. But when I use sudo to execute ...
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2answers
4k views

How to download latest version of cmake?

I have installed cmake like this - sudo apt-get install cmake But whenever I try to compile my c++ code.. I always get the below error - CMake Error at CMakeLists.txt:2 (cmake_minimum_required): ...
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1answer
259 views

/usr/bin/cmake: is a directory. Not able to grab the version of cmake?

I just have installed CMAKE in my ubuntu machine.. So when I do whereis cmake, it gives me the actual path username@phx7b02c-ee1b:~/CMAKE/cmake-2.8.11$ whereis cmake cmake: /usr/bin/cmake But ...
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2answers
11k views

org.eclipse.swt.SWTError: No more handles [gtk_init_check() failed] while running eclipse on ubuntu

I was trying to open eclipse in my ubuntu VM with the below commmand.. And as soon as I do that, I always get the below exception - ubuntu@username-dyn-vm1-48493:~$ eclipse Eclipse: An error has ...