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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Monodevelop D Bindings for Debian / Ubuntu?

I want to install the D-Language binding for MonoDevelop but it does require MonoDevelop 4.x, which isn't available yet for Linux based systems. Is there any way I can get around this? I tried ...
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1answer
31 views

Ubuntu blocks access to services when not logged in

I'm not really sure what's going on here. I have the following: A fresh install of Ubuntu 12.04 LTS. Jira 6.1.2 installed as per instructions from Atlassian. Confluence 3.5.13 installed as per ...
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2answers
303 views

Triggering an action when a specific volume is connected

I have a USB key that contains my keepass2 password database and I'd like to perform some actions when it is plugged into my computer, namely: Auto-mount it to some specific location When the ...
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2answers
154 views

Migrate Ubuntu to bigger HDD

I have a multi-boot system and want to push my Ubuntu installation to a bigger partition on the same hdd, because I want the system to have more memory available. What I know so far is I can clone ...
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1answer
238 views

mdadm + lvm2: destroyed all superblocks accidentally

I accidentally overwrote all my RAID1 superblocks with garbage. I think this happened because I ALT-CTRL-DEL booted when the Ubuntu had put me in some kind of hard disk recovery mode. My display ...
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2answers
54 views

Install Ubuntu from the same or different partition?

Do you need more than one partition to run an Ubuntu installer? Or can you download it, save it, and install it all in the same partition? (without mounting others, nor using the Windows installer). ...
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2answers
773 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
155 views

network device name is changed by itself

I use a Ubuntu-arm, uname -a Linux arm 3.7.8-x8 #1 SMP Sat Feb 16 04:15:13 UTC 2013 armv7l armv7l armv7l GNU/Linux I have two USB WiFi interfaces that are named wlan0 and wlan1 on ...
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2answers
65 views

How can I automate a task on a certain event?

Playonlinux and WINE are great. Finally I can have my favourite games and the joys of Linux without having dual-boot or filling my disk with Windows crap! But some are quite old, and only run on lower ...
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2answers
4k views

How to start VNC server on start-up in Ubuntu 10.04

I've been struggling with this long enough to ask yet another startup script question. I've got a startup script that is relatively simple, ie: ### BEGIN INIT INFO # Provides: startVNC # ...
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1answer
47 views

Help With Visual Differences in Google Chrome

Okay, so I just moved over to Ubuntu yesterday. I'm loving it and am trying to get the hang of everything. Yesterday everything seemed to look fine in terms of Google Chrome, but today everything is ...
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1answer
1k views

Proper way of changing username in Ubuntu or any linux

I am using Ubuntu 12.04 and made some customization. I will also make it a new iso which is customized ubuntu. What I want to ask is how can I change my username. There are plenty much configuration ...
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1answer
193 views

mobile not being recognized by Ubuntu13.04

I connected my China mobile to laptop via cable. On the phone I selected the option mass storage. Then it messages on the phone as "done". But as I was expecting I would be able to see the contents of ...
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1answer
277 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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2answers
178 views

Shall I upgrade my OS from Ubuntu13.04 to Ubuntu13.10? [closed]

I am working on Ubuntu13.04. Now Ubuntu13.10 is available. So, I wanted your advice on what added features and advantages I may expect from the latest version. I read this link to know about the ...
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1answer
79 views

Using 'convert' with files that has space characters?

for f in $(ls mydir/*.jpg) do convert -thumbnail $size -quality $quality $f thumbsdir/$(basename $f) done I'm trying to code a script that takes a directory with images and generates thumbnails ...
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1answer
253 views

Restrictions of /etc/profile in Gnome

I have an issue which bugs me for a long time. I'm using the Intel C++ compiler which includes shell scripts to set up environment variables for library paths, include paths and more. Sourcing these ...
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0answers
128 views

Local Server not accessible on Linux

My Internet company set up a local server, where different files are hosted. I can download files at much higher speed from there. But for some reason, the server is not accessible from Ubuntu 13.10 I ...
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0answers
53 views

How to fix “Xlib: extension ”RECORD“ missing on display :1” in vnc session?

I am running a JNativeHook capture program on Ubuntu. When I run the session on default X session things are working fine. However when I run the same program from vnc session, it fails with "Xlib: ...
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1answer
3k views

xrandr command not executed within shell command called from udev rule

I own a Thinkpad with an UltraBase (a docking station). My operating system is Ubuntu 10.10. Now, I would like to react on the "docking" event by setting the resolution of my external display ...
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2answers
594 views

Is there an online/web interface to search and list apt-get packages and see summaries and recommendations?

I'm looking for sort of an 'app-store' or Google Play store type functionality for apt-get packages. What I'd really like to do is select a category, like 'Music' or 'Internet' and see the list of ...
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3answers
2k views

A system-wide way to set or get $JAVA_HOME in Ubuntu?

I wonder whether Ubuntu itself provides a system-wide way to find the current JAVA_HOME or whether there is right place for setting JAVA_HOME. Mac OS X does well in this, for /usr/libexec/java_home ...
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1answer
47 views

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
3k views

Restore /etc/ configuration files from the default

Is there a way to replace /etc configuration files from a package, overwriting my local changes? I've tried apt-get install --reinstall mypackage but it doesn't update the files. How can I do this?
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3answers
328 views

How to create partition in ubuntu server 12.10

I'm trying to create partition during Ubuntu Server installation(12.10).Now I have a 500GB hard disk where I need to create a partition of 200GB for root file system and another 20GB for swap space ...
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2answers
4k views

How to setup VLAN on same subnet as Ethernet ?

I have a physical NIC with dev name eth0 with ip 192.168.1.2 and gateway 192.168.1.1 and I want to setup a VLAN with ip 192.168.1.x and same gateway as eth0. Setting up the VLAN runs smoothly and I ...
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0answers
82 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
366 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
239 views

Mouse and keyboard not working in qemu emulation of beagleboard with latest angstrom image

I was trying to emulate an angstrom image for beaglexm in qemu on my Ubuntu 12.04 laptop. In a new window the image boots up and autologins into GNOME shell. But keyboard and mouse remains ...
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1answer
184 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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0answers
148 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
182 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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2answers
291 views

Start up commads in LUBUNTU

I want these 2 commands to run on boot. xinput --set-prop "Razer Razer DeathAdder" "Device Accel Constant Deceleration" 4 xinput --set-prop "Razer Razer DeathAdder" ...
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1answer
220 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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0answers
34 views

Not able to install via GUI, Message: requires installation from unauthenticated sources

I am not able to install any application via the command line which requires installation from an unauthenticated source. I tried installing recordmydesktop via the Ubuntu Software Centre but when I ...
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1answer
811 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
46 views

Could someone provide a step by step guide to configuring OpenVPN server to work over port 443?

My network is very restrictive and many many things do not work so I need to configure a VPN that will work over port 443. I have tried numerous times to set up the server myself, however I can never ...
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0answers
47 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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3answers
85 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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1answer
1k 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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7answers
9k views

How do I work with GUI tools over a remote server?

I have an Ubuntu server running on EC2 (which I didn't install myself, just picked up an AMI). So far I'm using putty to work with it, but I am wondering how to work on it with GUI tools (I'm not ...
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1answer
1k 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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3answers
2k views

Ubuntu 12.04 won't boot, asks for low graphics mode, cant run apt-get because file system is read-only

My computer won't boot anymore I think because it ran out of disk space. It asks to boot in low graphics mode and then gets stuck checking battery state. When I boot in recovery mode I run clean and ...
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1answer
196 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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1answer
787 views

explanation of the output's command “ifconfig ppp0”

I'm trying to understand the meaning the output of the command: ifconfig ppp0 Note that I'm using an internet-usb-board and so I'm sure that ppp0 interface is associated to it. In particular I have ...
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2answers
126 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 ...
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2answers
310 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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0answers
561 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 ...
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4answers
4k 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
80 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 ...