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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Cannot open 2 USB cameras simultaneously on VLC player Ubuntu 12.04

Cannot open 2 USB cameras simultaneously on VLC player Ubuntu 12.04 How I open a Camera: In terminal (text after the $ prompt = commands that I type): $ ls /dev/video* /dev/video0 /dev/video1 $ vlc ...
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5 views

How could PC Doctor, etc. boot and how does the HDD mess up offline boots?

We finally gave in, and gave the laptop to Staples. Apparently, the Staples tech ran "PC-Doctor" and tested a lot of hardware, eventually finding (via SMART) a hard disk failure. He said it was a ...
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14 views

Internet does on connect on Ubuntu as Virutalbox guest on Windows 7

I have ubuntu 12.04 running on virtual box on Windows host. I have been using it for last couple of months and internet was working absolutely fine until couple of days back. The internet speed within ...
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1answer
13 views

Drive assignments changing

I have an Ubuntu 14.04 Server machine set up with 3 drives: Two 2TB HDDs, and a 4GB USB drive for system. It seems that every time I boot the system it changes what drives are assigned to ...
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22 views

Best practise for debbuging hdd

I just logged onto my machine when suddenly ls gave me an Input/output error. After rebooting the machine /dev/sda1 could not be mounted. dmesg results in : [ 545.691453] EXT4-fs (sda): VFS: Can't ...
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1answer
21 views

problematic listing of folder with many files

In ubuntu I have a folder that contains many (~10M) .txt files (around 1-2KB each). Folder is not big by itself (around 400MB) and does not contain subfolders, just the .txt files. I need to list it ...
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0answers
12 views

How to dual boot Windows 8.1 and Ubuntu 13.04 with Windows Metro Boot Loader

I'm having a laptop with 4 Partitions, [1] 350 MB Windows System Reserverd [2] 40 GB for Windows Installation [3] 25 GB for Ubuntu Installation [4] 400 GB for Data Storage I have installed Windows ...
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2 views

printing in window 7 client using Ubuntu print server

I want to share a printer under Ubuntu 11.04 with Windows 7. I have installed samba and configured it to allow the printer to be browsed across the network. I have also enabled printer sharing. But ...
1
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1answer
27 views

Unable to install Windows after installing openSUSE and Ubuntu

I had a Windows machine then I decided to try openSUSE so I burned into a USB and I was presented with a long list of partitions and stuff. I deleted EVERYTHING and it seems I messed up the ...
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1answer
10 views

Extending LVM partition on Virtualbox/Ubuntu

I stupidly created a dynamic disk when I created a VM. The disk has been converted to Fixed and the size upped to 20GB. I booted into a GParted live CD and extended the partition up to the maximum. ...
0
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1answer
20 views

Port Forwarding with the real IP-address

How to implement port forwarding, so that would be displayed on the host real IP and non-IP machine, as it comes with SNAT DNET with IPTABLES The scheme is about the The machine-HETE with IP ...
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0answers
14 views

Cannot import .ova

I'm trying to import an .ova file into my VirtualBox on Ubuntu 12.04 (64 bits), but when I do this I get the following error: Failed to import appliance /media/USB/Respaldo 11 (Armando)/SW/Maquinas ...
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25 views

Booting Windows 7 Installer from USB Samsung Series 5

I have a Samsung Series 5 laptop that came with Windows 8 Pre-Installed and a bunch of manufacturer stuff i didn't want. I cleaned the DISK and installed ubuntu 14.04. Now i was trying to install ...
0
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1answer
13 views

PPTP server not functioning (or set up) correctly

I've set up a PPTP server on Ubuntu Sever 14.04. I need to allow a foreign client to access the LAN, but NOT attempt to use my internet connection. When connecting to the VPN the client loses internet ...
0
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1answer
9 views

remotely boot into different kernel version

I have a remote machine with Ubuntu 12.04 and the following kernel versions installed: :/lib/modules# ls 2.6.39.4 3.0.0-21-generic 3.2.0-25-generic 3.2.0-25-generic-pae 3.2.0-27-generic ...
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1answer
13 views

exiting current terminal in a script

I have made alias for running certain program and i have put it in .bashrc file. I want to close current terminal inside the script. I've tried this but it is not working. alias mp='java -jar ...
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0answers
15 views

Terminal across two Monitors

I have two 24" Monitors connect to my Ubuntu 14.04 LTS. For some purposes it would be helpful to maximize my Terminal over both Monitors as one big Window. I can drag a window larger with the mouse, ...
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0answers
24 views

GParted - cant have overlapping partitions

Simple question: GParted shows that I have overlapping partitions. I dont understand much from partitions, but this is my output "fdisk -l -u": http://pastebin.com/MySTBhNF If you can tell me what ...
2
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2answers
23 views

If I remove the installation files for a make program in Linux, how do I remove those programs I built from source?

In Ubuntu I installed Node and accidentally removed the folder where I built the program. Now I have node installed, but I have no way of uninstalling it. I looked around online but couldn't find ...
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1answer
17 views

How to disable keyboard shortcuts info dialog in ubuntu when super key is pressed?

How to disable it please? It behaves buggy when using vmware workstation virtual machines. Randomly appearing on the screen or when minimizing vmware... It would be great if I could disable that ...
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0answers
10 views

How do I make hotkeys “Super key + 1 to 9” respond faster and in more proper way in ubuntu 14.04?

Very often, an unwanted behavior occurs, when I try to switch windows with Super+1 to 9. If I press Super first, and then a number, there is no problem. But I am fast and I press it at the same time. ...
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0answers
5 views

How to watch values of vector in Kdevelop debugger

I know that with VisualStudio, there are more possibilities to view the values in a std::vector v, like v._first, 100 -> displays the first 100 elements, or changing some log file. Is there a way to ...
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31 views

League of Legends Open VPN server setup

Just setup my OpenVPN server for the first time to be used while I'm in university halls to play games on their network, I have had no issues with most games so far however League of Legends does not ...
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0answers
9 views

Installing mysql - Fedora20 - Where is the installation directory

I am trying to install mysql on to a Fedora 20 box. I am using the below guide which states the following; First, MySQL was replaced by MariaDB since Fedora 19 ...
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1answer
14 views

dnsmasq not working to point .local addresses to 127.0.0.1

I'd like to get .local addresses (such as test.local) to point to 127.0.0.1 but it isn't working. I'm on latest Ubuntu. In /etc/NetworkManager/NetworkManager.conf I commented out dns=dnsmasq then did ...
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5 views

ubuntu on chroot apt-get update fail - Unable to parse package

When I chroot under Ubuntu 12.04 and run apt-get update in my chroot home, I get: 100% [21 Translation-en gzip 0 B] [22 Translation-en bzip2 3E: Unable to parse package file ...
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0answers
10 views

Not able to get network configuration on a Ubuntu guest running on Virtual Box on a Mac OS X host

I have VirtualBox 4.3.12 and I am trying to use a Ubuntu 13.04 guest on a Mac OS X Mavericks host. I used to be able to do Host-only networking on my VM till I tried to get Bridged Networking working ...
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1answer
18 views

What's the meaning of the red-colored text in the TOP information

When I type the top command in the Ubuntu 14.04 I saw some red color information, But I didn't know what's the meaning.
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16 views

Cannot execute root: No such file or directory

i had a problem when i used "sudo su" and the output was something like this : "Cannot execute root: No such file or directory" i have searched about that but i couldn't find something useful for ...
0
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1answer
26 views

Unable to find expand option in virtualbox

I have a ubuntu installed in my virtual box which is running out of space I am following this to solve my problem,the command given below worked fine VBoxManage.exe modifyhd ...
1
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1answer
16 views

Emacs (setq ns-pop-up-frames nil) not working

I'm using Emacs 24.3.1 under Ubuntu 13.10 I need Emacs to open all new files in the the same window. According to EmacsWiki: One Window, I added (setq pop-up-windows nil) To my configuration ...
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1answer
32 views

Ubuntu can't be booted from DVD drive?

I bought a Lenovo Ideapad G50-70 (with pre-installed Windows 8.1) lately. Thinking of dual-boot, I downloaded the Ubuntu LiveCD, and created a bootable disc. Later, I restarted the PC (with my CD ...
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3answers
35 views

How to do connect to ubuntu machine (remote desktop) from windows machine remotely? [duplicate]

How to do connect to Ubuntu machine (remote desktop) from windows machine remotely? I need to add an account on my Ubuntu machine. Maybe through ssh? Thanks
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10 views

how to enable compression in ubuntu pptpd server

How can i enable pptp compression in ubuntu pptpd server? I use this tutorial to setup pptpd server https://www.digitalocean.com/community/tutorials/how-to-setup-your-own-vpn-with-pptp
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0answers
15 views

postfix doesn't work with IP as hostname

Using Ubuntu 14.04 x64 I had a working installation of Postfix which was handy for sending emails in my terminal, but I had an issue with an application that was critical for my workflow. In order ...
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2answers
18 views

Ubuntu - Secure PHPMyAdmin in Nginx

I followed the instruction on this site for installing PHPMyAdmin. However, this configuration is for an Apache, and I am using Nginx. I can't find any tutorial online on how to restrict the allowed ...
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0answers
19 views

PCIe Hard drives [closed]

The OCZ Revo drives need Ubuntu drivers and I have loaded them and looked for the drives,why wont Ubuntu find the drives? My next attempt will be to run boot-camp and load Windows 7 Ultimate. The ...
1
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1answer
16 views

Ubuntu failing to acquire IPv4 over I217-V, Windows failing do the same over a USB Ethernet adapter

Just installed a fresh copy of 14.04, and ran into a very upsetting issue, which I wouldn't expect to encounter in 2014: Ubuntu refuses to work with my integrated network controller - Intel I217-V. ...
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1answer
26 views

Can't get codecs for mp4 on Ubuntu

I cannot enable mp4s on any sort of video player on a fresh install of ubuntu, though admittedly Ubuntu 10.10, which I have attempted to update via the Ubuntu-Software-Center route. Is there a simple ...
0
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2answers
48 views

OS Installation order

I have a laptop with a blank hard drive and I want to install Windows 8.1 Pro along with Ubuntu 14.04 (dual-boot) Which should I install first?? But before I install anything, I'm going to split the ...
1
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6answers
88 views

Pen-drive / USB-Drive not working after installing ubuntu in it

I put in ubuntu in pendrive and made pendrive bootable by unetbootin. Now the pendrive doesn't work anymore due to that, it is not opening, when I put in windows OS, it doesn't show its total space ...
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0answers
30 views

Update the driver for Intel(R) HD 4000 - Ubuntu 13.10

I have a problem with my computer on Ubuntu 13.10 . The boot stops after the grub. I think (thx to logs) there is a problem with my graphic card. It is an Intel(R) HD Graphics 4000. I can launch the ...
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0answers
16 views

Ubuntu 13.10 doesn't really forget wireless networks

I have recently noticed that wireless networks I have previously connected to and removed from my known wireless list are still being searched by my wireless card. The networks do not appear in ...
0
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1answer
16 views

How to install the library netifaces for Python3 in Ubuntu 12.04?

I made a program in Python3 which uses the package netifaces, I installed it with pip3 in two computers which had Ubuntu 13.04 and Ubuntu 13.10. However, I need to install it in other computer which ...
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0answers
10 views

Bios stuck on system start in ubunutu 14.04

Ok, my problem is when i press power button to start my laptop it stuck at black screen i have to wait for 10 sec then press CTRL + ALT + DEL and then my laptop reach at the grub selection. I had dual ...
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0answers
11 views

VMWare Player Ubuntu Firefox mouse scroll issue

I'm running Ubuntu 14.04 on VMware Player 6.03. In Firefox, when I click a section on the scroll bar, the bar scrolls all the way to where my mouse is (as if I'm holding down the left click). I would ...
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7 views

Can I configure GNOME 3 to move a window to it's own workspace when maximized?

I'm using GNOME Shell 3.10 and would like to have each maximized window moved to its own workspace automatically. Ideally I'd also like GNOME to prevent any workspace from having more than one ...
4
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2answers
25 views

Rename ':2f' to '-' on folder names in Linux

I've got a hard drive taken from a NAS drive where files had been put on from a Mac - However, some of the filenames had been, for example, 'backup 16/07/14' which has then been changed to 'backup ...
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0answers
16 views

ubuntu: killing xorg logs user out

Experimenting with my ubuntu box, I killed Xorg. The effect was to log me out of my session. If I log back in, the screen goes black for a moment, and then logs me back out. I can log in as guest ...
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0answers
27 views

Physical to Virtual Conversion with VirtualBox [closed]

I am thinking of a P2V conversion of a Windows 2008 SBS production server in order to host it on phpvirtualbox with Ubuntu Server as a virtual host. As the server is a production server, i have ...