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.

learn more… | top users | synonyms (1)

2
votes
3answers
569 views

Hide all open windows on Ubuntu 12.04 LTS

Is it possible to have a button on the side bar to hide every open window on Ubuntu 12.04 LTS?
-1
votes
1answer
33 views

Remove branding from custom kernel

I have an assignment to build a custom kernel which removes all the drivers/plugins that are not needed and also remove any traces that it is Ubuntu's. Basically, my teacher wants us to strip it down ...
0
votes
1answer
61 views

Upstart job does not trigger (Xubuntu 14.04)

I'm in the process of learning how to use Upstart. I wrote a simple job as a test (file is /etc/init/uptest.conf), using a custom event to trigger it manually: start on uptest task exec touch ...
0
votes
1answer
28 views

Problem booting Ubuntu (or any OS), even after doing clean installs

Summary: OS (Ubuntu / Windows) installs fine, but when the time comes to restart and boot, it doesn't boot. (Gets stuck; screen blinks and I am still at boot selector). Can boot to a live ...
0
votes
0answers
46 views

ssh publickey authentication to a Ubuntu running inside VirtualBox

I have a Ubuntu running inside a VirtualBox inside my Windows 8 desktop. I am trying to communicate between the Ubuntu and another Debian server in the network. I have enabled Port Forwarding in ...
0
votes
1answer
2k views

Consistent network interface name ubuntu using pci slot

One can set consistent interface naming via mac address by modifying /etc/udev/rules.d/70-persistent-net.rules. Can you establish consistent interface naming by PCI slot number? (I tried but failed) ...
0
votes
1answer
536 views

Grub2 lost in new Linux distro install

So, I really need some help. Recently I was using a dual boot machine on the same hard drive. I had Windows 8.1 and Ubuntu GNOME 14.04. When I installed Ubuntu on top of my Windows install, I didn't ...
0
votes
1answer
68 views

hard drive formatted while Linux setup, lost partitions

I have installed Ubunto 14.04 on sda1. but after the installation finished, all the partitions are gone . I have important data on sda5 , and when I run the following command : sudo fdisk -l in the ...
3
votes
1answer
2k views

Need to auto-login after logout on ubuntu

I've set up a kiosk using Ubuntu 12.04, and I'd like to have it autologin after a user logs out or if the screen locks, in case someone manages to get back to lightdm or tries to login to the ...
2
votes
0answers
74 views

On what level is touch screen support implemented in Linux?

I'm trying to use a Linux OS on my tablet PC (Lenovo Thinkpad Helix 15). I tried Ubuntu, but except for switching and moving windows and bringing up the launcher, there doesn't seem to be a lot of ...
4
votes
4answers
3k views

How come I installed Ubuntu 64 bit on a Pentium 4 machine?

I have just tried booting the Ubuntu 10.10 64 bit live USB on this machine and to my amazement everything works fine. I even installed the system, after which I checked with uname -a and the result is ...
0
votes
0answers
25 views

Setting up my Linux machine with multiple hard drives

I've recently made the switch to a copy of Elementary OS Freya (Ubuntu 14.04) and so far, really been enjoying it coming from a Windows background. After fumbling around a little, I got my 1TB Seagate ...
0
votes
2answers
337 views

init.d script not being run on boot

My script is not running on boot in a vagrant box under Ubuntu. My script looks like this - #!/bin/bash # /etc/init.d/mailcatcher ### BEGIN INIT INFO # Provides: scriptname # Required-Start: ...
1
vote
0answers
41 views

Gnome Terminal Colors not displaying correctly, Vim too

Gnome Terminal Monokai Theme (Colors are wrong) I downloaded the Monokai theme and my blues and greens are clearly off. Gnome Terminal Monokai Theme Vim Issues Also I am using 256-grayvim theme ...
3
votes
1answer
182 views

variable name lost when tab completing to export an environment variable with a path

I'm trying to setup an environment variable using tab completion, e.g. snowch$ export JAVA_HOME=/usr/lib/jvm/java-6-oracle/ I used to be able to tab complete the folders after typing the export ...
0
votes
3answers
122 views

how can I build older version of gcc?

I am on Ubuntu 14.04.2 32 bit platform and I have gcc 4.8.4 installed. I want to build old version of gcc (2.95.3) to compile older version of linux kernel. I tried to follow this gcc-2.95.3 and this ...
7
votes
2answers
12k views

rsync is very slow (factor 8 to 10) compared to cp on copying files from nfs-share to local dir

I have a freshly installed Ubuntu-server which is ought to be the new backup-server for our VM-storage. The server has 4 nics, 2 of them 10Gbit (in fact an intel x540-T2 with the newest driver ...
3
votes
1answer
3k views

Linker error: /usr/bin/ld: cannot find -lgcc_s

I am trying to compile symlinks (tar.gz-file), which is a very small tool with one line for compilation: gcc -Wall -Wstrict-prototypes -O2 -N -s -o symlinks symlinks.c which gives the error .... ...
1
vote
3answers
5k views

D-Link DWM-156 HSPA USB Modem doesn't work with SIM card inserted

I have a D-Link DWM-156 HSPA modem, that I bought just a few days ago. The modem has drivers in its internal storage. There are Debian packages (.deb) for both i386 and amd64, so obviously I installed ...
3
votes
1answer
654 views

Ubuntu freeze after upgrade installation interrupt

I was upgrading my Ubuntu distro and shut down the laptop in the middle of the installation process. Upon restart, I only get a black screen with these messages: Starting Hardware RNG entropy ...
3
votes
0answers
23 views

Synaptics touchpad inactive before suspend, active after resume

I'm running Ubuntu 15.04. I usually disable the touchpad. (because my palms make the cursor jump all over the screen!) When I suspend (by closing my laptop's lid) and then resume (by opening the ...
1
vote
1answer
458 views

Touchpad does not work anymore. How to reenable?

I dont know what I did and if it was my fault. But for two days my touchpad does not work anymore. Google does not help me. Fact that may help: I have no xorg.conf. Ubuntu system settings ...
0
votes
1answer
41 views

How to conect wi-fi network without using GUI?

I'm using Ubuntu Server 14.04, but I want to connect wi-fi network without using GUI? Exists an software for that?
0
votes
1answer
145 views

Using NVIDIA instead of Intel causes a different theme

My current setup is a laptop with an NVIDIA Optimus graphics card running Ubuntu 14.10 with Cinnamon as my desktop environment. I usually use the Intel card because of the reason I'm asking this ...
0
votes
0answers
35 views

Ubuntu ugrade to 15.04 grub2 bash

I had Ubuntu 14.04.2LTS and, today, I decided to execute the big update to Ubuntu version 15.04. I opened up the terminal and typed: do-release-upgrade. Ubuntu started upgrading and, while it was I ...
1
vote
2answers
47 views

How do I resolve package dependencies for a different target system?

(TL;DR: how do I determine the minimum set of packages to install, given an initial state and desired package list?) I'm creating an Ubuntu installer ISO for systems without access to distribution ...
1
vote
1answer
318 views

Synchronize software packages between different Linux distributions

Is there any way to synchronize software packages between different Linux distributions? There are several software packages that I need to synchronize between a Linux Mint installation and an Ubuntu ...
1
vote
1answer
49 views

Ubuntu 14.04 I can't get SSH tunneling to work with -g switch?

I'm running this command on myServer: ssh -g -p 9922 -f myuser@serverOnOpenInternet -L 1212:serverBehindFirewall:80 -N serverOnOpenInternet runs sshd on port 9922. (not my call) Once I run the ...
14
votes
1answer
669 views

How do command-line tools have their own autocomplete list?

How does Bash in Ubuntu know a tool's specific list of actions? For example if I type apt-get and tab twice I only see remove, update, upgrade ...etc, but not the actions for another command or the ...
0
votes
1answer
13 views

alsamixer not incrementing volume at proper interval

I am trying to use amixer to change the volume of the speaker on my computer at an incremental rate. The command below successfully changes the master volume of my speaker, but not at a consistant 5%. ...
0
votes
1answer
48 views

How to monitor the screen lock/unlock in the Ubuntu 14.04

I need to implement a function that monitor the screen lock/unlock. I referred the following article: Run script on screen lock/unlock My python script code works fine in the Ubuntu 12.04, but ...
1
vote
1answer
986 views

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

When I am running spoon.sh file in Ubuntu I am getting the following error: [santosh@sbx data-integration]$ ./spoon.sh /home/decathlon/Pentaho-5.0.1/data-integration org.eclipse.swt.SWTError: No more ...
0
votes
3answers
1k views

It's possible to make XTERM and Gnome-keyring work together?

When I'am connecting to ssh with gnome-terminal application opens gnome-keyring dialog, so I am entering password only once per session and I can reconnect to same ssh more than once without asking ...
0
votes
0answers
24 views

Netstat output line width limit

When executing netstat, I find that the command's output width is limited regardless of the console size, in contrast with other commands such as ps that seem to get adjusted. So for example: $ sudo ...
6
votes
2answers
54 views

switching between shells, stops the music that is currently playing

While I was listening to music I changed the virtual console using Ctrl+Alt+F2, and suddenly the music was paused. Returning back to the console that runs the X server Ctrl+Alt+F7 or logging in to ...
2
votes
1answer
168 views

Block TTY echo to display

I have a minimal Ubuntu as a Linux server. It starts many scripts on startup. That is okay, but I want to disable tty1 to echo everything to display. When I start this server, a login prompt is ...
1
vote
1answer
30 views

slow disk I/O speed on NTFS partition

My Laptops internal 640 GB HDD ,WD Scorpio blue(WD6400BPVT). It has 5 partitions. 120 GB NTFS partition, primary, sda1 250 GB NTFS, extended, sda5 20 GB / (root), sda6 4 GB /swap, sda7 ~ 202 GB ...
0
votes
0answers
21 views

Advice Needed for Grub2 Rescue Prompt

When I boot my system, I receive the following Error Message on my screen: error: no such partition. Entering rescue mode... grub rescue> After seeing the error, I plugged in an external USB ...
22
votes
2answers
8k views

Run script on screen lock/unlock

I'd like to run a screen if the Gnome session is locked and unlocked. Is there a way that I can intercept this and perform certain actions when the desktop is locked or unlocked?
1
vote
1answer
48 views

Package deb dependency problem

I am using CMake for my application named Agent. After configuring and generating binaryfiles, the application was compiled using the make command and Agent.exe was created in the build directory.Then ...
0
votes
2answers
33 views

Does kali distro not use /etc/environments file?

I appended a path to /etc/environments file and now it is like so: mindaugas@Kali:~$ cat /etc/environment | tr ":" "\n" PATH="/usr/local/sbin /usr/local/bin /usr/sbin /usr/bin /sbin /bin /sbin" I ...
0
votes
1answer
19 views

User-specific font problems in different applications

I have a font-problem with different applications under ubuntu 15.04 (KeePassX, Google Chrome, Pidgin, etc.). In the first picture you can see that the font of the window title is ubuntu but the items ...
1
vote
1answer
34 views

Automate to adding certificate for ca-certificate

I try to automate to adding a certificate on an Ubuntu server 14.04 with puppet or a one liner command. I added certificates manually with these commands : mkdir /usr/share/ca-certificates/extra cp ...
3
votes
1answer
3k views

Sound volume control does not work in Ubuntu

My sound volume control does not work when I'm logged in with my regular user, though the sound works correctly. What's weirder is that the sound control works when I'm logged in as guest. With my ...
10
votes
5answers
11k views

Why is this python error message generated whenever I type a nonsense command?

Whenever I type any "nonsense" command, this python error message is generated. Normal commands work fine. Any idea how to debug this? $ somenonexistingcommand Traceback (most recent call last): ...
1
vote
2answers
629 views

Problem running Ubuntu on crouton after updating chromeos

I've been running Ubuntu 14.04 using Crouton on a Toshiba Chromebook 2 for several months. Today I exited Crouton and restarted my chromebook. After restarting and issuing sudo startxfce4 in the shell ...
2
votes
1answer
19 views

Backup ubuntu configurations and deploy them later

How to take a backup of configurations like theme settings, font size, Network Manager connections, Touchpad settings etc. of my current Ubuntu 14.04 installation ? I want to use them after ...
2
votes
2answers
8k views

“sudo service vsftpd” returns “Unknown job: vsftpd” [closed]

I installed vsftpd on ubuntu 14.04 and when I want to stop or restart vsftpd service this message showed and nothing happened in service status! root@ali-lap:/home/ali# service vsftpd restart stop: ...
3
votes
0answers
4k views

HDMI connection not recognized on Laptop with Ubuntu 14.04

On a Lenovo Laptop with Ubuntu 14.04 I am not able to display the current screen's stuff on a Monitor connected with HDMI. The HDMI cables are both plugged in to the laptop and the monitor, and the ...
2
votes
0answers
46 views

Why does file-roller appear to have lower priviledges than the user

In Ubuntu I have a mounted samba share. I have selected some files in a directory on the samba share in nautilus and attempted to compress them to an archive in the same location. File roller tells me ...