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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Configure a raspbery pi and a pc running ubuntu and share internet connection

1-I want to connect my raspberry pi to my pc via a wired connection and share my pc's internet connection. 2-Can I give my pi a static ip?
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8 views

Touchscreen crashes Xorg config

I have a chroot Linux install running on an Android device and have xorg running on the devices screen which works well, however I am trying to get the touch screen to work, below is my current setup ...
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6 views

How can I change the time it takes for the screen to fade out in Ubuntu?

How can I change the time it takes for the screen to fade out in Ubuntu 14.04? I already know how to adjust the time it takes to turn the screen off after x minutes of inactivity (Settings -> ...
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1answer
6 views

In the linux boot commands, what does edd=on and nolapic do?

I am running Ubuntu and had this issue where one day the system just decided not to boot. I wandered around blindly, and somehow came across these two little parameters. Now, each time if I type ...
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8 views

Ubuntu 14.04 ssh server hanging when connecting but pings works

I am running an Ubuntu ssh server with login and ChallengeResponseAuthentication enabled. However, the following command outputs this and hangs until timing out: ssh -vvv name@xxx.xx.xxx.xxx ...
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10 views

different versions of PHP for CLI and Apache resulting in extension incompatibility on ubuntu

So first of all, how this happened: I've got running server with Apache (and PHP5 and mysql) installed. Then I needed to update PHP to version 5.4.0 (at that time), so I run sudo apt-get update ...
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10 views

VMware Ubuntu Internal IP Address

I have ubuntu 12.04.5 LTS installed on a VMware workstation. I want to run a game server on it so therefore i need to portforward that workstation. To portforward that workstation i need its internal ...
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1answer
8 views

Ubuntu - Automagically import and rename iPhone photos/videos

I've been using Shotwell to import my iPhone photos, however, Shotwell itself can't: 1) Auto import upon mount 2) Rename imported photos and videos After snooping around, I found Rapid Photo ...
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12 views

Temporarily switch Java version in bash script- Ubuntu Linux

I'm using the Java keytool as part of a larger bash script. I need to pass in a password to create a keystore, so used the command keytool -importkeystore -deststorepass:file ${somefile}. This ...
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1answer
49 views

External hard disk not detected in windows, though working fine in Ubuntu

Device is getting listed in the disk management in the lower panel, and showing the status as following: 2048 GB unallocated 746.52 GB unallocated But the device is not listed in the my computer ...
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16 views

Looking for a system that can handle 300MB/s video streaming [on hold]

I am using a Microsoft Kinect sensor to collect point clouds for visualization and map building purposes. My current setup is a Pentium D at 2.8Ghz, 4GB DDR3 RAM and a 1GB DDR3 graphics card, but I am ...
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1answer
8 views

Changing screen resolution in Chrome Remote Dekstop for Ubuntu Server

I have setup Chrome Remote Desktop in my ubuntu server using a vnc connection and set the resolution as 1366x 768 however when i connect using chrome remote desktop the screen size is different ...
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1answer
20 views

Does Toshiba have a custom MBR?

I own a Toshiba U50D-A018 and from day one there has been some issues that I've noticed. The main issue is the fact I can't install Ubuntu onto the laptop. I've just reinstalled windows after trying ...
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7 views

GRUB 1.99 CentOS 7

I just added CentOS 7 to an existing Ubuntu system (using GRUB 1.99). When I do a grub-mkconfig -o /boot/grub/grub.cfg, it detects the CentOS, and adds two entries (one looks like normal, one like ...
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8 views

unable to launch “gnome-session --session=ubuntu” X session

Every time I get into my Linux VM (10.4, no choice in version, I know it is EOL), I get an error: : unable to launch "gnome-session --session=ubuntu" X session --- "gnome-session --session=ubuntu" ...
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1answer
27 views

Is linux is good at video processing?

I tried running a 4k video (streamed from Youtube) in Linux and Windows using Firefox. I found that in Windows it is not playing well (it is just like watching images) while in Ubuntu 14.04 it runs ...
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19 views

how to determine the size of memory used by linux kernel on a running system

What's the easiest way to check the amount of memory used by the linux kernel on a running sytem? In general, does the kernel memory footprint stay the same on a running system under stress? thx
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1answer
21 views

Why doesn't ls show the group name?

When I use ls -l, it does NOT show the group names in the listings. Only the user names. aj@host:/media/storage$ ll total 724 drwxrwxrwx 10 root 4096 Sep 17 18:23 . drwxr-xr-x 3 root ...
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31 views

Resolve Hard Disk Issues [on hold]

This question might be off topic but I have alot of Important Data so Please help me. What happened? I was trying to install ubuntu on a partition that was shrunk from an existing hard disk using ...
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18 views

du Command in Ubuntu Terminal Giving Weird File Sizes - Samba Share

When running the du command I usually do something like this: du -h Then, the output is something like this (du -h /home/bob/): . . . 40K /home/bob/.pulse 12K ...
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27 views

Dual boot windows and linux and hyper-V

I'm a student networking and for the windows part we will have to set up some networks using Windows 8 and Windows Server 2008 R2. We will need to use Hyper-V. My laptop is currently in a dual boot ...
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1answer
17 views

How can I disable input from the laptop keyboard in (Kubuntu) Linux?

I want to disable the laptop keyboard so that I can put a normal USB keyboard on top of it. Is there anyway to do it? I DON'T want to do it through X (i.e xinput float), because I need to be able to ...
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1answer
31 views

Unable to configure qemu on Ubuntu 14.04

I'm trying to configure QEMU on Ubuntu 14.04 (x64): $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 14.04.1 LTS Release: 14.04 Codename: trusty ...
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14 views

Synapse Launcher, Segmentation Fault when typing; changing xim output to ibus

I'm getting an error, "Segmentation Fault" when I try to type in at the Synapse Launcher. Very similar to Joe Gibken in this bug report, I tried changing the xim output to ibus but I can't seem ...
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1answer
12 views

I reinstalled ubuntu and now I don't see my RAID drive

I originally had a Ubuntu 12.04 system with RAID5 array that I built using mdadm. Due to issues with graphics drivers, the 12.04 system crashed and I had to reinstall the operating system. After ...
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23 views

Ubuntu OS Desktop Screen Zoomed In Too Far

I'm running Ubuntu Linux on a Virtual Machine using VMWare Player. When I first installed Ubuntu everything was smaller than I prefered and was hard to read so I messed around with a lot of settings ...
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1answer
15 views

pdftk under Tomcat - permissions for generated report file

I have a server with Ubuntu 12.04 and I have a Servlet under tomcat that is used to split PDF files. When the file is uploaded to the Servlet, It opens an external process (using commons-exec) and ...
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16 views

Enabling Virtualization in a dual boot

I have a dual boot system with Ubuntu 12.04 and Windows 8 installed and a grub loader appears at startup for OS selection. I have installed vmware in my Windows partition, and it requires Intel ...
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1answer
19 views

move mdadm raid to new system

Have a 4-drive Ubuntu mdadm raid in a system whose motherboard (ASUS N1996) failed permanently. I tried putting the 4 drives in another system with a different motherboard, but when it came up it ...
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1answer
16 views

Permanently block distro package installation?

I'm using a package provided in a PPA on Ubuntu. I use the PPA version because Debian's version is anemic to the point its effectively broken. Today, when I went through the cycle of apt-get update ...
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20 views

Xubuntu - give Apache access to user directory

I'd like to serve up a CakePHP website from a user directory: /home/myuser/Documents/project/app/webroot Everything I've tried results in 403/Forbdden when I try to access it via a browser. I've ...
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1answer
57 views

Windows 7 fresh install, not booting but shows a black screen with blinking cursor

Our laptop has two OS installed: ubuntu and windows 7, and it has about 4 partitions: swap,home,root,windows 7. I moved ubuntu to the first partition before windows 7 but I don't have any problems ...
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1answer
10 views

logind.cof file in ubuntu 12.04?

I have heard that the logind.conf file should be in /etc/systemd/logind.conf. however, it doesn't appear there, and a file search reveals that it isn't ANYWHERE. So what file replaces logind.conf, or ...
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1answer
53 views

Install recent linux version in old computer?

I have tried to install several distros and versions of linux (Ubuntu and Lubuntu, from 13 to 14.04, and Mint 17) without success. Everytime the system blocks while loading the installation. I can ...
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6 views

Convert interlinked html files to a chm or pdf file?

I am under Ubuntu. How can I convert interlinked html files (already downloaded in my computer) to a chm or pdf file? There is a html file that has a table of content that links to other html files. ...
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1answer
17 views

Prompted for root password even with sudoers edited with NOPASSWD

I'm trying to configure my sudoers file so that I'm not prompted for a password every time I need to access root privileges. I'm still getting prompted for my password, so if anyone has advise on ...
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17 views

How do I get my virtual machine to be recognized as host?

Just started using VirtualBox. Got Windows 7 on host and Lubuntu on guest. My internet provider has this thing where if you connect to internet using a new computer, you can only access their website ...
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26 views

USB hard drive not showing up under /dev/

I'm running Ubuntu 14.01 on a BeagleBone Black with LXDE. I have a USB hard drive that auto mounts (a prompt comes up in LXDE and I have to enter my password) if I connect it after the computer have ...
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8 views

Mouse buttons for copy/paste buffer no longer working for the Terminal program on Ubuntu 14.04

For some reason after upgrading Ubuntu to 14.04, the Terminal program suddenly decided that the text I select on it is no longer to be copied to the clipboard. Usually I'd select some text with the ...
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13 views

Can't access Apache2 running on Vagrant box

I'm trying to set up Apache2 on a Vagrant box, and otherwise it's working great, but I can't access the server via my external ip. The Vagrant box is running Ubuntu 10.04 on a VirtualBox provider, ...
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2answers
73 views

Running Ubuntu 14.04 on Virtualbox at 1920x1080

I have created a Ubuntu 14.04 VM on Virtualbox 4.3.16 (running on Windows 8). I have installed all of the Ubuntu virtualbox-guest* packages. The highest screen resolution that I can set in the ...
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1answer
36 views

How to login via telnet to a LAN PC?

I am trying to login to my friends PC. We both are using ubuntu 14.04 LTS. I told her to install telnet by typing the commands sudo apt-get install telnetd and sudo /etc/init.d/openbsd-inetd restart . ...
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1answer
24 views

eclipse not started from command line in Ubuntu 14.04

I installed latest version of Eclipse at /opt/ directory in my Ubuntu 14.04 machine. Then I created a soft link to open it through command line: sudo ln -s /opt/eclipse/eclipse ...
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1answer
39 views

lshw shows wrong CPU count

I have a Samsung NP550P7C laptop with an Intel(R) Core(TM) i5-3210M CPU @ 2.50GHz Under Ubuntu 12.04 32bit, lscpu and /proc/cpuinfo detect 4 CPUs but lshw only shows 2 CPUs Could there be some sort ...
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Is it possible to use Wubi in installing Ubuntu in a legacy BIOS Windows 8?

I have a question for you. I have Windows 8 that have a legacy BIOS. And I want to dual booth my laptop with Ubuntu as my 2nd OS. In my first attempt to do that. My OS can't boot any of my OS. So I ...
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8 views

xls2csv skipping bool values when converting

I'm attempting to use catdoc -> xls2csv on an Ubuntu 14.04.1 OS to convert and .xls file to a .csv file. All of the values are converting correctly except in the last column which contain TRUE/FALSE ...
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1answer
27 views

Ubuntu equivalent command to Windows tasklist command

I have a couple lines in PHP to check if a specific process is currently running on my server. If the process is running, I include a script that is used in to interact with said process. Below is the ...
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1answer
17 views

.bash_history does not exist

Working in AWS I created an instance of Ubuntu 14.04 and noticed the history was not preserved between login sessions. Further investigation showed the .bash_history file did not exist. Why was a ...
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26 views

Computer won't boot to a windows 8 iso usb

I have a problem I installed ubuntu without making a partition, so I deleted windows from my computer.I want to go back to W8, but after making a boot usb I plugged it on my netbook and the boot ...
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11 views

default ownership of www in ubuntu

I just installed a newest Ubuntu Server. $ cat /proc/version Linux version 3.13.0-35-generic (buildd@panlong) (gcc version 4.8.2 (Ubuntu 4.8.2-19ubuntu1) ) #62-Ubuntu SMP Fri Aug 15 01:58:42 UTC 2014 ...