Ubuntu is a free open source operating system based on the Debian GNU/Linux distribution. Consider using http://askubuntu.com/ to ask questions about it.

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VMWare Tools: Share and Access Host (Windows) Folders

Probably the best environment for web applications development I have found is by using a virtual machine(Linux Ubuntu) within my host OS(Windows). This way, I can take benefit of Windows based ...
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2answers
3k views

Setting up Seagate Goflex on Ubuntu

I have a Seagate Goflex external hard drive. When I plug it in it has set up files for Mac and Windows, but I'm new to Ubuntu and do not know how to set it up on here. How can I go about doing this?
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2answers
35 views

MonoDevelop not running after installation of a newer version of mono

After installing a newer version of mono (4.0.1) on Ubuntu 14.04.2 LTS i am getting an exception on running MonoDevelop Unhandled Exception: System.TypeLoadException: A type load exception has ...
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6 views

How do I install the virtualization tools on a Virtual Box Ubuntu machine?

I'm following this guide to install OpenNebula on my Ubuntu virtual machine: http://docs.opennebula.org/4.4/design_and_installation/quick_starts/qs_ubuntu_kvm.html But I'm stuck at the first command: ...
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13 views

Saltstack best practices documentation clarification

To be clear, I am not asking for the "best way" to use saltstack. I understand that there are tons of ways to use saltstack, and what works for you, works. My question is specifically about the best ...
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8 views

How can I build the WebKit browser engine to use it in my C++ project?

I am using Mint 17.1 and have downloaded the WebKit source with svn checkout http://svn.webkit.org/repository/webkit/trunk Additional packages, that I installed with apt-get: qt5, gtk-doc-tools, ...
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1answer
12 views

GRUB starts every other time

My ubuntu install only gets to the grub menu every other time (sometimes not even). The other times it shows a blank screen with a strange line of artefacts along the top. I'm not sure how to ...
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1answer
57 views

How To Build Ubuntu 14.1x KVM server with webmin and viertualmin properly [on hold]

as the topic says I am planning to REBUILD my current file server into Ubuntu Virtualization and File Server machine. I thought I outlined the question fairly but moderators here thing differently, ...
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3 views

Redmine email configuration on Ubuntu 14.04 with gmail

I have an pre-installed Redmine on Digital Ocean, but the email for the application was not setup yet. How can I configure the email with gmail smtp settings in Redmine? The configuration file is: ...
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4 views

Remapping IJKL keys to arrow keys on Ubuntu 14, IDEA Intellij misinterprets as keypad arrow keys?

I'm trying to remap my IJKL keys as arrow keys. So far I have this working in most of my desktop, I added a new keylayout that extends the us layout and replaces the IJKL keys with Up, Down, Left and ...
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1answer
10 views

Ubuntu 14.04, Plug in HDMI to external monitor causes a log in - out loop

Model: MSI GT70 2PE CPU: Intel Core i7-4810MQ RAM: 16.0GB GPU: NVIDIA GeForce GTX880M SSD: Samsung 840 EV0 1TB OS: Windows 8.1 Pro Dual Boot with Ubuntu 14.04LTS. When I plug my external FLATRON ...
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Error installing Chef Server on Vagrant-managed Ubuntu 14.04.2 LTS

I'm trying to set up a Chef Server on a local VM using Vagrant/VirtualBox. My Vagrantfile is: Vagrant.configure(2) do |config| config.vm.box = "ubuntu/trusty64" config.vm.hostname = ...
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5answers
2k views

Windows 7/8 no sound (after ubuntu dual boot)

So my brother has a Asus laptop(old) which came with Vista Ult. When Win 7 was released i installed it and everything worked fine (all the drivers). Then my brother tried dual booting it Win7 and ...
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2answers
25 views

Can Gnome act as thin client?

I'm wondering if Gnome can be used like VNC. Can the window manager be run on linux box A to work with linux box B? I'm editing some videos, and the system I'd like to use is headless. So if I could ...
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2answers
6k views

Bind Win+D to minimize all opened windows in Ubuntu

Is is possible to bind Win+D to minimize all opened windows (yeah, it's my habit)? Now I'm using Ctrl+Alt+D in Ubuntu. I've tried System > Preferences > Keyboard Shortcuts, but Win key seems ...
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1answer
27 views

Mouse and Keyboard Input not working under Xubuntu VNC

Question I have x11vnc setup on a Xubuntu 14.04 machine, however when I connect to the local session, no keyboard or mouse access is accepted. I start x11vnc using: x11vnc -xkb -forever -shared ...
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11 views

Why is my computer lagging and can't return from suspended mode?

I have a Sony Vaio that sometime is lagging and it won't return from suspended mode. If it goes into suspended mode then I must restart Unity with sudo service lightdm restart. It does not crash but ...
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How can I repair my hard drive without losing files?

In short. I have problems with accessing files on my hard drive. I also assume that it is not a hardware problem (it is more on the "software level"). I would like to know if there are ways (Linux ...
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4answers
8k views

Virtualized Screen Resolution

I have a 64 bit Ubuntu 9.10 workstation with two virtualized guest OSes using KVM/QEMU. Also both 64-bit. One is Fedora 12 the other is beta of Ubuntu 10.04. The problem is that I would like to use ...
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14 views

In what state is an external hard drive if it is seen by OS but content is unreachable?

I have an USB external hard drive. If I connect it to my computer which is run under Ubuntu, I can see a new folder corresponding to the hard drive (in both terminal and in the directories browser). ...
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1answer
3k views

Add Windows boot entries after installing Ubuntu?

I have Windows 7 on its own bootable hard drive, Windows 8 on its own bootable hard drive and Ubuntu on its own bootable hard drive. I'm using the BIOS to manually select on which hard drive to boot. ...
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1answer
26 views

What are files that end in ~ on OSX? (e.g. test.txt~)

I'm simply wondering what files that end with ~ are used for. Also, while I'm here, what types of files are generally "hidden", as well, which on OSX are .-prefixed. Are hidden files and ~-suffixed ...
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3answers
3k views

Windows Broken after Deletion of HP_TOOLS partition

When I decided to install Ubuntu on my laptop as a dual-boot, I recognized that Windows 7 was using four separate partitions. I (yes, this was stupid) thought the HP_TOOLS partition was probably one I ...
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1answer
3k views

Sierra Wireless AirCard 313U (AT&T Momentum 4G) on Ubuntu Linux

I'm trying to get a Sierra Wireless AirCard 313U (more specifically, the AT&T Momentum 4G) working under Ubuntu Linux. I've looked at a number of pages so far: How to connect internet using ...
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1answer
42 views

Granting access to a file or directory to another user but not all users in Ubuntu

How to allow one user -- but not all -- to access files of another user in Ubuntu? I have a directory /home/alice/dir owned by alice: $ cd /home/alice $ ls -l drwxr-x--- 2 alice alice 4096 ...
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3answers
86k views

How does one change user's home directory in Ubuntu 9.04?

Does anyone know how I might change my home directory in the shell please?
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2answers
31 views

How can I access owncloud files by the owncloud server?

I want to see owncloud files by again the owncloud server machine. Do I need tot install client program to the server machine anyway or is there any other method to reach the owncloud files in the ...
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2answers
4k views

My laptop freezes when on battery?

So, first and foremost I have an HP2510p with 4GB ram running Windows 7 Ultimate 64-bit (I had Ubuntu 13.04 64-bit before but the problem was there so it has nothing to do with the OSs). I also know ...
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0answers
18 views

What are the commands that firefox and google chrome print html files to pdf?

In either Firefox or Google Chrome On Ubuntu 14.04, I can hit Ctrl+P and choose "Print to file" to print the current html webpage to a pdf. Are the browsers using some printing commands outside of ...
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Can't pass Fail2ban banned IP's to CloudFlare in Nginx?

I have Ubuntu 14.04, Nginx 1.6.2, MySQL 10.0.17-MariaDB, PHP 5.5.24 VPS. It running two WordPress sites. I use fail2ban with CSF. Fail2ban I use ban action as route, because iptables-multiport and ...
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1answer
30 views

Copying an SSH ID to a server from a certain computer yields an error while the same command works fine from other computers

I get the following error message when trying to copy an SSH key to a remote server: ssh-copy-id -p*** ****@****.com Pseudo-terminal will not be allocated because stdin is not a terminal. ssh: ...
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2answers
4k views

How to restore accidentlly deleted `/var` folder in Ubuntu installation?

I accidentlly deleted /var folder form my ubuntu istalltion. Can it be restored somehow, without loosing the installation? Please suggest what options I do have?
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1answer
32 views

Killing VNC Process Manually

I'm looking for a way to reset the display counter for VNC to :1. What has happened is that my server has been restarted without killing the VNC processes first and upon reboot and then starting ...
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Ubuntu uuid-dev installation

I am trying to install the following package on ubuntu server Trusty and I got the following message : $ apt-get install uuid-dev Reading package lists... Done Building dependency tree Reading ...
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Ubuntu 14.04.1 Trusty crashing / being unresponsive

Disclaimer: I am not an experienced linux user, and I am trying to diagnose a case where my Ubuntu goes away, and doesn't come back. The PC is a headless PC without keyboard and mouse plugged in, that ...
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14 views

Why does my Java test suite hang the entire system

When I'm running my test suite for a new java application it hangs, which by itself isn't that unusual considering it's under development. The problem is that that causes the entire system to almost ...
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1answer
35 views

Looking for shortcut key for Linux terminal

I opened a program via linux terminal, and after some search in Google I find out that I can close the program by Ctrl+C. If I want to run the program, but at the same time have a new line in the ...
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4 views

damnsmalllinux Reading Package Lists. Error

I am currently trying to update my damnsmalllinux distribution using this command sudo apt-get update and I get this error message: sudo apt-get update E: Dynamic MMap ran out of room E: ...
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62 views

Browsing an unknown website did freeze Firefox/Ubuntu

After checking my access.log of my Apache2 server (up2date) I got the following output: 179.217.17.165 - - [11/Apr/2015:01:31:46 +0200] "GET /phph/php/ph.php HTTP/1.1" 404 441 "-" "-" 179.217.17.165 ...
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1answer
8 views

How to remap a command in KDE Konsole

I am a user without sudo-rights on a Ubuntu 12.04 machine I use with KDE. I would like to build a newer version of some program (in this case, vim) somewhere in my home folder. How can I make the ...
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3answers
2k views

Computer not booting, black screen, no beeps

I bought a pre-owned computer on Ebay. It booted fine, had to reset due to it not detecting USB mouse, but it detected the USB keyboard. Booted fine again, then I tried to install Ubuntu Desktop, when ...
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11 views

What's the aprlog on Linux

Recovering from a compromised server. Pretty sure the aprlog (768773 -rw-r—– 1 root root root 18K 2015-05-03 12:22 aprlog) that is located in my home dir and presents itself as a bunch of encrypted ...
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1answer
44 views

Ubuntu unlock ssh key at every usage

I have an SSH private key and I would like to be asked for the password every time if it is used. I don't know how to do this... Thank you!
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2answers
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I have been running Ubuntu off a flash drive on my Windows 7 laptop and now suddenly Windows won't boot

I installed Ubuntu 14.04 LTS on a USB flash drive and have been using it on my Windows 7 laptop. During the startup process I would press F12 and then select to boot off my USB drive. Ubuntu would ...
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1answer
18 views

How can I disable certain system keyboard shortcuts in Linux?

I'm currently working on a kiosk based on lubuntu (which is basically ubuntu with an LXDE desktop environment) that would be put in public places, such as internet cafés, providing internet access for ...
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24 views

Basic Proxy Server config fails for some websites. TCP_MISS and TCP_MISS_ABORTED ISSUES?

I have a basic installation of squid working on Ubuntu 14.04. All I want really is to log requests made. I don't really care for ACL or caching. Perhaps later. I looked at the long squid.conf file ...
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1answer
325 views

Firefox configure one hop (double) proxy

In my office network, all traffic goes through a squid proxy (proxy A). I have an own squid proxy (proxy B) on a vps. I can browse internet fine using proxy A when on office network and proxy B when ...
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2answers
414 views

Why can't I bind Ctrl-Shift-W in Emacs?

I'm trying to bind Ctrl+Shift+W to something in emacs under Ubuntu. Nothing happens when I press that key combination. When I call describe-key on that key combination, nothing happens. Is Ubuntu ...
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4answers
4k views

How to repair an SD card which shows incorrect size?

I've a Transcend SD card for 16 GB and am using it in my smartphone. One day I've discovered that the smartphone recognize it as 6 GB only. I've tried to find the solution to set the correct ...
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1answer
18 views

Basic conversion of sequence of images to avi with avconv

I'm trying to convert sequnce of images to small avi. Each image should be shown 2 seconds. I'm using this basic command sudo avconv -r 0.5 -i test%05d.jpg out.avi I get the output, but it shows ...