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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ignore failing, non-OS drives?

Context: Remotely located machine with desktop ubuntu 12.04, 2 data drives, 1 OS drive, all specified in /etc/fstab. Issue: During boot one SATA data drive does not respond, and machine will not ...
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1answer
12 views

LinuxMint “File System” shows no space when many GB exist

I have a VM running LinuxMint 17.1. I just resized the virtual disk, then used a live CD to resize the system partitions. I now have 18GB+ free. However, when I look in Files, "File System" shows as ...
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2answers
4k 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 ...
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1answer
10 views

Linux Desktop Keeps freezing

I have a Ubuntu 10.04 , I have recently been playing Minecraft by using the,"Minecraft.jar" After about 6-10 Minutes, My desktop suddenly freezes. Sometimes, I just spam Ctrl+ALT+* Sometimes it works ...
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0answers
11 views

In Azure Configuring reserved ip to ubuntu instance

In Azure, how to configure reserve IP to the instance? While configuring with powershell I'm seeing the below error New-AzureVMConfig -Name "ubuntu" -InstanceSize "Small" -ImageName "Ubuntu*"| ...
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0answers
5 views

remote: hooks/update:11: undefined method `require_relative' for main:Object (NoMethodError) [migrated]

I am trying to commit something onto Gitlab from my Ubuntu Machine, I get the following error. johny@johny-laptop:$ git push Username for '*************': ********* Password for ...
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0answers
8 views

Windows scattered across virtual desktops after waking up from sleep

My setup is two external screens connected to a docking station and the laptop screen all running (thanks, Lenovo!). I have four virtual desktops (Ubuntu 14.04, Unity). At any point I might have one ...
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1answer
14 views

Restrict user to do SFTP on the www folder owned by www-data group

I would like to create a new user with read/write privileges ONLY in the /var/www/ directory including all sub-directories. The /var/www/ is owned by a group called www-data. Best way to do it I ...
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1answer
535 views

Consequences of setting up POSIX locales

Small background of the situation: We are using several UBUNTU servers having English as working language; however having en_US locale set in machines we encounter problems with apt-cacher-ng ...
6
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4answers
887 views

What makes Ubuntu not totally Free Software?

I heard that Ubuntu is not completely free (as in Freedom). What are the specific parts of Ubuntu that are not Free?
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1answer
16 views

Can't use Python3 Package Installer

I successfully installed Python3's Pip and SetupTool packages by: sudo apt-get install python3-pip but when I try to download/install any package for Python3 by: pip install <package-name> ...
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vote
1answer
1k views

XBMC crash after selecting “play”. Ubuntu 14.04 and 13.0 gotham. Link to crashlog

I have a brand new machine with fresh install of Ubuntu 14.04 and I'm trying to run Gotham 13.0 on it. I've already added the restricted multimedia codecs (just in case) to Ubuntu. sudo apt-get ...
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1answer
17 views

Disable PAM login but keeping landscape-sysinfo y motd

Running Ubuntu Server, I have no need for PAM login, and thus disabled this service in the sshd_config file. However, oddly, there is some login info that is only displayed if you enable PAM logins ...
0
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1answer
23 views

Issue on updating Linux Ubuntu

As LU is strongly suggesting me, I want to update my packages but a problem (which I hadn't encountered before) interrupts upgrading process. Some specific packages fail to be downloaded. They are: ...
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4answers
1k views

“Package linux-image-3.5.0-44-generic is not installed” while installing quantal kernel

I am working on a Ubuntu Ubuntu 12.04.2 LTS (GNU/Linux 3.5.0-43-generic x86_64) machine. There are some packages that I need to install, and in order to be able to that, first I have to run apt-get ...
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1answer
461 views

Invalid version string 'GNU/Linux'" when creating bootable USB stick

When I tried to create a bootable USB stick using Startup Disk Creator, appear this massege below. Invalid version string 'GNU/Linux'" How can I create a bootable USB stick on Ubuntu 14.04?
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0answers
6 views

Openbox Session mount webcam/other usb devices?

I am following http://thepcspy.com/read/converting-ubuntu-desktop-to-kiosk/ guide to turn my Ubuntu into a Kiosk, and everything works fine except when my Google Chrome boots it doesn't have any of my ...
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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) ...
2
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1answer
20 views

Function Keys no longer available for Switching Workspaces

For about 15 years I have assigned a workspace to each function key (F1-F10) in whichever Linux/X environment I'm using. Yesterday I ran a normal software update on my work Ubuntu box and now, ...
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0answers
3 views

How to start 2FA-using OpenVPN with systemd?

I have openvpn config that users 2 factor authentication. If I start it manually, by running: /usr/sbin/openvpn --writepid /run/whatever --cd /etc/openvpn/ --config /etc/openvpn/work.conf it asks ...
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0answers
11 views

How to recover data after memory module errors [duplicate]

My linux PC has suffered the occasional application crash, desktop crash, and kernal panic over the last few months. I also started noticing error dialogs on login, and some parts of the desktop do ...
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1answer
1k 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 ...
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1answer
21 views

Pasting with vim squeezes content in between previous content and margin

I'm learning my way around the vim and got around to copy-paste. Or yank-paste. Now when I try to paste a yanked piece of text, it pushes previous content to the right and squeezes in on the left. I ...
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0answers
6 views

Compiling ksymoops tool on Ubuntu 12.04

I need to build ksymoops tool as standalone for kernel panic analyse. ksymoops source code can be downloaded from this link When I compile it on Ubuntu 12.04 it shows error: ...
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1answer
635 views

dota 2 graphics problem in ubuntu 14.04

i installed ubuntu 14.04 in my laptop. then i installed steam and finally dota 2. but the graphics are very bad. i have amd raedon 7400 in my laptop. it seems like dota 2 is not running through my ...
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0answers
12 views

RDP enters command prompt automatically

Why is this? I did remote desktop connection from mac to ubuntu server. I get a command prompt automatically for some reason.
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1answer
487 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 ...
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3answers
59 views

DNS Issue in ubuntu 14.04

I am facing DNS resolving issue sometimes in my Ubuntu 14.04.2 LTS trusty. I have configured my system with network manager to work with static IP assignment. I have also tried by changing DNS server ...
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5answers
1k views

Finding computer uptime from first day until now

I need to find PC uptime from the day of installation until now. Is this logged somewhere? Does any file log this cumulative uptime?
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8answers
23k views

Differences between Debian and Ubuntu

I'm getting sick of Ubuntu's seemingly random changes. I'm thinking of switching to Debian permanently. Does anyone know if there's a list of changes between the two distros somewhere? I want to know ...
0
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1answer
34 views

Ubuntu K/FreeBSD

I was wondering if it is possible to alter Debian K/FreeBSD so it becomes Ubuntu? I know there are builds of Debian 7 running on FreeBSD, so would it be possible to get a working Ubuntu system with ...
0
votes
1answer
436 views

Capstone for Python not working

I'm unable to get Capstone for Python to work. I have attempted to install capstone both using pip and compiling and installing from source. Both are successful, no errors, but neither works. I've ...
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0answers
25 views

Will booting ubuntu in recovery mode use default keyboard layout?

I have a chromebook with Ubuntu 15.04 and I need to customize some of my keyboard keys in xkb. Unfortunately while doing so I managed to disable my keyboard and needed to boot from live USB to revert ...
0
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1answer
31 views

Hyphen/Dash “-” Symbol's use in Linux bash /dir + GRUB booting for newbs

I am attempting to complete this GitHub tutorial on creating a custom GRUB loader for a stubborn Asus Win8.1 laptop on which I am hoping to install Ubuntu: ...
0
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1answer
22 views

lsd-slam installation failed during rosmake

I am trying to install the lsd-slam library without success. When typing during the last step of the installation: rosmake lsd_slam I got this output: [ rosmake ] rosmake starting... ...
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0answers
37 views

Installing a light vim colorscheme on gnome-terminal

I'd like to install a light color scheme for my vim, but it never seems to work (I tried several now). What I'm trying to obtain is something like you can see in this screenshot of mayansmoke: ...
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2answers
44k views

How can I restart the SSH daemon on Ubuntu?

When I type in service sshd restart I get a sshd: unrecognized service error. I do have, in /etc/ssh/ a file sshd_config that I use to set config. I can also putty into the Ubuntu box (it is remote). ...
2
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3answers
506 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?
3
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1answer
2k 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 .... ...
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votes
3answers
106 views

What is the difference between home$ and ~$?

I'm learning Linux, and I'm a little confused right now. In the below screenshot, I was not able to understand the third shortcut of Table 2-1. It says that cd ~user_name will change the working ...
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0answers
33 views

Using `minicom` not able to access the root file system

I am trying to use minicom for my serial cable communication to the target but I am not able to access the / of my remote device.I tried setting up ttyXX for minicom using sudo minicom -s but still I ...
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0answers
12 views

How to get miniature(live thumnail preview) of open windows on linux?

Gnome-shell does it in the 'activities' screen, unity/compiz has it in 'Spread','Shift','ALT-Tab'. How do I get those live window previews in C++?
1
vote
1answer
915 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 ...
2
votes
1answer
499 views

Granting SAMBA rights and privileges requires root password

Given a default Ubuntu installation, I get the following myusername@EARTH:~$ sudo bash root@EARTH:~# net rpc rights grant myusername SePrintOperatorPrivilege Enter root's password: Failed to grant ...
0
votes
1answer
23 views

How to add shortcut to Cinnamon taskbar

I am using Ubuntu 14.04 with Cinnamon desktop. After trying to create a shortcut for a PDF file to Cinnamon's Taskbar, I found maybe I should have searched for a folder containing the Taskbar's ...
0
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0answers
17 views

Custom ubuntu install to enable wifi on inspiron-1501 w/o wired ethernet

I am helping a small non-profit install ubuntu on some (40) donated inspiron's. To get wifi running I need to install some additional packages: b43-fwcutter firmware-b43-installer. I would ...
3
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1answer
2k 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 ...
23
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3answers
83k views

“Input/output error” when accessing a directory

I want to list and remove the content of a directory on a removable hard drive. But I have experienced "Input/output error": $ rm pic -R rm: cannot remove `pic/60.jpg': Input/output error rm: cannot ...
0
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2answers
914 views

Linux Permissions vsftpd

I have mybb installed and running in /var/www/forums. I have two users part of the www group, logan and www-data. I have the recursive permissions of forums directory set to: chmod -R 755 forums ...
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0answers
9 views

How to check if Nginx + Ruby on Rails web application is down?

I am very new to *nix system. I have below setup: OS - Ubuntu 14.14 Web Server - Nginx with Passenger Web Application Ruby on Rails web application Please tell me what tools to use to achieve: ...