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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Where can I find 32-bit packages for the ubuntu running on IBM Power8 (ppc64le)?

I am looking for the following packages: gcc-multilib, g++-multilib, libc6-dev:i386, libssl-dev:386, libuuid1:i386, libkrb5-dev:i386. I can find them all for amd64, but none of them for ...
1
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1answer
62 views

How to check for specific strings in files of a large directory

I have a rather large directory, and I like to search the files for occurrence of specific strings. I have a list of about 30 strings, and my directory is 1.3G. I tried adding all the strings to a ...
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1answer
56 views

I can't change user's passwd on ubuntu

I want change 120 user's password. so I wrote sudo echo 'user:passwd' | chpasswd but I had a message, chpasswd: (user) pam_chauthtok() failed, error: Authentication token manipulation error chpaswd ...
2
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1answer
3k views

How can I manually decrypt the hard drive?

I've just switched to Ubuntu 12.04 one year ago and moved all my photos, documents, etc to the 1TB main hard drive that has been encrypted during the installation process - not LVM but only the home ...
2
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1answer
17 views

Using remapped Left Control <LCTL> key as shortcut

I have remapped the <LCTL> key to Tab in /usr/share/X11/xkb/symbols/en using key <LCTL> { [ Tab, Tab, Tab, Tab ] }; key <MENU> { [ Alt_R, Alt_R, ...
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1answer
5k views

minicom showing offline

I am trying to use minicom in Ubuntu. To do this I first connect my USB to DB9 converter, then I type this command on terminal dmesg | grep tty to check if my USB to DB9 converter is connected ...
2
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1answer
56 views

Ubuntu 14.04 server: Change em1 to eth0 - no /etc/udev/rules.d/70-persistent-net.rules file

I am trying to rename one of my network interfaces from em1 to eth0. I do not have /etc/udev/rules.d/70-persistent-net.rules. I have tried to regenerate this file by running these commands: udevadm ...
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0answers
15 views

Is this a valid setup for tracking file ownership using Samba share and managing rights?

Just need someone to look over my shoulder and tell me if this setup will work without any big problems down the road after I start adding users. Current setup: Ubuntu 14.0.4LTS Samba 4.1.6-Ubuntu ...
3
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2answers
35k views

How to use Wireless Network in Virtualbox?

I'm trying to enable Wireless on VirtualBox in my Ubuntu 14.04. I use a Kali Linux as the guest OS, but this OS not show the wi-fi when I connect it. After starting the guest OS, it still does not ...
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0answers
24 views

Gnome 3: how to enable desktop actions in dock entries?

In Unity, it is possible to add desktop actions to dock items (eg, you can add a "New Private Window" action to firefox.desktop and it would appear as an option when you right-click the Firefox icon ...
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1answer
24 views

why does my Ubuntu Virtual Machine slow down after a number of searches, and builds?

I recently learned that my Ubuntu Linux file system may cache the result of some commands such as searches, sorts, and perhaps build commands such as make. I run Ubuntu in a VM, and although I have ...
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0answers
6 views

Add new HDD to Azure VM and set RAID 0

I need to attach some HDD to my Ubuntu Azure VM and enable RAID 0 for them to improve the performance. The new storage space will be under /home director (for storing my host data). I have some data ...
0
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1answer
26 views

Silent mode, Samsung 9 Series with Ubuntu

I have a 2-3 year old Samsung Series 9 laptop, and with windows I could turn on silent fan mode, so the internal fan went quiet. This does not work with Ubuntu. Any way I can fix this?
4
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1answer
43 views

How to solve this kernel bug on OS start?

I just installed a new fresh Ubuntu 12.04.5 on a Dell laptop, I had 14.04 but as I really love 12.04 stability I decided to get back to it. I have a Windows installed alongside which I just keep to ...
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4answers
4k views

How to Cygwin Xwin -query an Ubuntu 11.10 Xserver?

I am running Cygwin 1.7 on Win7 Pro x64, and I can query my Ubuntu 10.04 LTS server just fine. XWin.exe -clipboard -once -rootless -nodecoration -notrayicon -query $IP_ADDRESS I recently installed ...
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1answer
3k views

How to fix error 'xrandr: cannot find output “VGA1”'?

I am trying to enable a HDMI connection to a monitor connected with a HDMI cable to my Lenovo laptop using the following commands. > xrandr xrandr: Failed to get size of gamma for output default ...
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0answers
67 views

Can Ubuntu detect Windows 10 for dual-boot?

I am trying to dual boot Windows 10, so I went on the Internet to find out if Ubuntu will detect Windows 10. Some sites say it does, while others say it doesn't... Which answer is correct?
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1answer
26 views

System call 'open' mode not working

I am writing a simple code about opening a file with O_CREAT | O_WDONLY | O_EXCL flags. The code looks like this: int fd = open(fileName, O_WRONLY | O_CREAT | O_EXCL, 0777); It works well, except ...
0
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1answer
44 views

How to use grep with does not contain

In my bash script I'm trying to print a line if a certain string does not exist in a file. if grep -q "$user2" /etc/passwd; then echo "User does exist!!" this is how i wrote it if i wanted the ...
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0answers
17 views

How Remove permission denied with GRANT USAGE ON mysql

I have a mail server in my ubuntu instance. I have a webserver management FROXLOR and i recieve errors for access denied when i try to login in mail account. The log for this: Aug 16 03:14:33 email ...
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1answer
621 views

Starting Resque worker with script doesnt work, starting by hand does

I am trying to figure out why my process doesn't work if started via a script, but works fine if started by hand. Here's the details: script is a resque worker start script. The script location is ...
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2answers
38 views

Why do compiled programs create a copy with ~?

Why is it that when I run programs for the first time it creates a copy of that file with a ~ at the end? For example, a file like HelloWorld.lua when run would create 2 files: HelloWorld.lua and ...
3
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1answer
69 views

I'm trying to Install Eclipse But When I Try to Run ./configure It Doesn't Work

So I am trying to install Eclipse through terminal by watching a video, but when I attempt to run ./configure I get a message saying bash: ./configure: No such file or directory I looked around ...
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0answers
22 views

How to restore data from Ubuntu if it doesn't load?

I have a notebook with two installed OS, Ubuntu 14 and Windows 10. Recently notebook had fallen, and I've stucked with problem with my hard drive. Each time when I try turn on notebook, I have the ...
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5answers
20k views

keyserver timed out when trying to add a GPG public key

I am trying to add a public key for installing a program with CPG. But i am pretty new to this but every command i found gave me the same error: gpg --keyserver keyserver.ubuntu.com --recv-keys ...
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1answer
29 views

tgt daemon not working properly

bl_root@bL:~$ service tgt status tgt start/running, process 1544 bl_root@bL:~$ tgtadm --lld iscsi --op show --mode target tgtadm: failed to send ...
8
votes
5answers
15k views

invalid SSL_version specified at /usr/share/perl5/IO/Socket/SSL.pm line 332

Since I upgraded my PC from (k)ubuntu 12.04 to 12.10 I receive this error message when trying to send an email using sendemail. Installing an older version of IO::Socket::SSL is not an option. I ...
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2answers
17k views

Zip everything in current directory

I'd like to compress and package everything, including files and folders in current directory, into a single ZIP file on Ubuntu. What would be the most convenient command for this (and name of the ...
6
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2answers
123 views

How to fix intermittant “No space left on device” errors durring mv when device has plenty of space?

Ubuntu 14.04 on a desktop Source Drive: /dev/sda1: 5TB ext4 single drive volume Target Volume: /dev/mapper/archive-lvarchive: raid6 (mdadm) 18TB volume with lvm partition and ext4 There are ...
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2answers
271 views

write pc uptime in a file in shutdown

I need to log PC uptime. How I can do this? I use uptime for this and I will when ubuntu is shutdown write this command output in a file.
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1answer
1k views

Bluetooth Device not working debian wheezy

i just installed debian wheezy on msi cx640dx. my bluetooth device not working. here is some information. Kernel version: $uname -r 3.2.0-4-amd64 when i use hcitool dev it don't show any device. ...
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3answers
17k views

GRUB-EFI installation fails while installing Kali Linux in external hard disk

I was trying to install Kali Linux from a live USB to an 1TB external hard disk. At first I was unable to boot the live USB with my H2O Insyde BIOS. Then I converted my pen drive partition table to ...
0
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1answer
26 views

Ubuntu One: Problem while trying to register

Well this is not really a specific Ubuntu's problem but I only experienced it on Linux Ubuntu so I'll ask it here. I can't read CAPTCHAs on Ubuntu One's registration window. I tried to read it by a ...
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0answers
29 views

List all dependencies for package

I am configuring a ubuntu 14.04 server, for making it more secure i wanted to jail each user to his home directory. So far this worked as expected. But-;)-i am installed a complete RoR ...
2
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1answer
59 views

SSH into a remote shell, execute a 'source' command, and stay in the remote shell

I've got a script, named s, on a remote server that activates a virtual environment like this: source venv/bin/activate When SSH-ed into the server, I'm able to activate the environment by . s ...
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0answers
19 views

How do I grant write access to an API?

I'm trying to run the SOFA Matlab/Octave API version 1.0.1. Copyright 2013 Acoustics Research Institute. This API implements SOFA version 1.0. I've emailed them and they said "I need to grant write ...
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0answers
11 views

php update on ubuntu 11

I need to install Moodle2.9 but it requires at least php 5.4.4. The server runs ubuntu 11.04 and webmin: ~# cat /etc/issue Ubuntu 11.04 \n \l ~# php5 -v PHP 5.3.6-13ubuntu3.10 with Suhosin-Patch ...
3
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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 ...
0
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1answer
284 views

How to mount VMware-tools cdrom inside a VM

I know this should be easy, but I'm having a hell of a time figuring out where the vmware tools cdrom is (for instance it's not /dev/cdrom) and so I can't figure out how to mount it. I'm on Kali ...
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0answers
20 views

How to permanently update /run/network/ifstate [closed]

I had a system (ubuntu server 14.04) installed on a machine with only 1 NIC. I moved the hard drive to one where there is two. I can properly configure my network, but each time I edit ...
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2answers
328 views

Unable to create a multiboot usb stick with MultiSystem

I installed multisystem on Ubuntu 14.04 for multiboot usb. When I start the MultiSystem GUI, it shows me the USB device being mounted on /media/usb0, but when I select and hit confirm, I get the error ...
12
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4answers
9k views

Mount a filesystem read-only, and redirect writes to RAM?

Is it possible to mount a loopback file as read-only, and redirect all writes to RAM?
3
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2answers
641 views

Jingle CLI client / Jitsi replacement / VOIP

I am looking for a Jingle client for the command line. Currently, I use Jitsi, but my dreams of not needing the GUI for more than just web-browsing are not realized due to my reliance on this ...
2
votes
1answer
782 views

xorg.conf XkbOption ignored for terminate:ctrl_alt_bksp to restart X

I want Ctrl+Alt+Bksp to restart X, so I created an xorg.conf rule: /usr/share/X11/xorg.conf.d/53-zap.conf: Section "ServerFlags" Option "DontZap" "false" EndSection Section "InputClass" ...
2
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2answers
31 views

Create persistent process without inittab

I have a virtual server running Ubuntu 14.04 LTS x64 and I want to create a persistent process that restarts with the system and when it crashes. To do that, I've added the following lines to the ...
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0answers
42 views

Wifi driver on Kernel 4.x

I've upgrade my kernel from 3.19 to 4.1.5 but the Wifi driver don't work. Does anyone know how I can make it work? I've tried a few methods but it doesn't work. First method I've tried was to try ...
3
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2answers
63 views

Ubuntu full list of available services

This question is very similar to this one: List of available services For my specific case, I'm wondering if there is a specific command to show the full list of services under Ubuntu. I did run a ...
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0answers
20 views

Why is ubuntu based on unstable debian and how is it affect stability? [duplicate]

First of all hello. I have this thought since i've seen ubuntu is based on unstable debian.Is this affect stability or is ubuntu fixes the issues that is come from unstable debian ?
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0answers
29 views

Writing a basic shell script [duplicate]

I'm using a cluster and I want to write a start up script to run the commands I have to run at the beginning of every session. My script looks like this #!/bin/sh module add apps/COPASI module add ...
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2answers
2k views

How can I add an external CD/DVD writer ?

I want to add an external CD/DVD writer to my Ubuntu 14.04 system (System 76 Ratel): the writers in my local electronics store have USB interfaces, and the drives are advertised as windows and mac ...