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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Ubuntu Multi-monitor window placement issues

I have had this really annoying problem with Ubuntu 14.10 causing windows to open on the wrong monitor. This can happen when opening programs but it is more noticeable when opening a window of a ...
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1answer
29 views

How can I tunnel from one computer on a Wi-Fi connection to another specific machine on the LAN?

I have 3 computers connected via Ethernet in 1 room 1 laptop with Windows 7 Ultimate. 1 laptop with Ubuntu 12.04. 1 PC with Windows 7 Ultimate. Both laptops use their own independent Wi-Fi ...
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I cant read /tmp directory on an ubuntu machine. Disk is clean

I cant access /tmp ("ls /tmp" hangs up) on my ubuntu 14.04 machine. /tmp is a folder on sda5. badblocks -sv /dev/sda5 and fsck.ext4 -n /dev/sda5 tell me that everything is fine... How is that ...
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8 views

Installing Windows 7, But don't know wifi driver [duplicate]

I'm looking to reinstall Windows 7, because I have a older computer which will run Ubuntu instead of this one. However, when reinstalling I haven't got wifi, because I need the adapter/driver. so I've ...
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1answer
16 views

CAN Support 3 OS at a time in Dell inspiron 15 R?

I installed 2 OS(XP, Windows7), I want to install another OS(Ubuntu). Is it possible ? or any impact will occur. Please tell me. Regards, Samir
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2answers
54 views

Unselected partition during Ubuntu installation

I recently installed Ubuntu (14.04 LTS) on my laptop. I had a single SSD with windows 7 installed on it and decided to install Ubuntu in dual boot. From windows, I created 2 other partitions (15Gb) ...
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1answer
155 views

Compromised DigitalOcean Droplet, doing DDoS attack, what is correct process to investigate cause? [closed]

I was informed by DigitalOcean today that my Droplet on there has been disconnected because it was doing a DDoS attack. They've asked me to investigate and find out what was causing it. This was ...
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38 views

Kernel building with CONFIG_LOCALVERSION doesn't work with fakeroot debian/rules binary-generic?

I'm following the instructions in https://wiki.ubuntu.com/Kernel/BuildYourOwnKernel and I've set CONFIG_LOCALVERSION in the menu to "xhci_mod_test". I then run fakeroot debian/rules and it proceeds ...
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25 views

installing ubuntu 14 on parallella board?

I've installed the images needed to start the parallella board and all is fine, however every time I use startx command, I only get the parallella logo and not the ubuntu desktop, any solutions? I ...
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1answer
26 views

How to open more than one folder at a time in Ubuntu?

I am using Ubuntu 14.04 LTS installed in my Thinkpad T440 but I came along with a problem that is I just can open one folder at a time in GUI mode. I saw others answers saying to middle click or ...
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2answers
68 views

Why is oracle-java8-installer pkgrepo.managed failing in saltstack

I have been using salt for a while, and I've recently had a problem setting up oracle-java8-installer in one of my files. Here is my init.sls file. oracle-java8-installer: pkgrepo.managed: - ...
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76 views

USB SuperSpeed device failed to peer?

My motherboard is a Mitac PD10BI which claims to have two usb controllers, one 2.0 and one 3.0. Whichever ports I plug into the usb devices all go onto the first controller and I get the 'not enough ...
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1answer
77 views

how to upgrade Mysql 5.5.30 to 5.6.21 in Amazon ec2

The current installation of mysql is 5.5.30 and it is in Amazon ec2 I want to upgrade it to 5.6.21 I used sudo apt-get install mysql-server=5.6.21 But it says: Version '5.6.21' for ...
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1answer
81 views

Dual boot, back up Windows7, install Ubuntu on it's place, than restore

I have dual boot on my machine, Windows 7 and Windows XP, loader - standard Win7 loader. I want to temporarily install ubuntu on a disk space now occupied by Win7 and be able to load both ubuntu and ...
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51 views

Issues with Chromium Scaling

For further reference, I'm running Ubuntu 14.04 and am using Chromium 41.0.2272.76. My default screen resolution is 1920x1080, and my font size is 11pt. I was recently poking around with the scaling ...
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20 views

aufs mount fails on root partition in ubuntu

I have been trying to execute the following command in teminal on ubuntu. sudo mount -t aufs -o br:/tmp/update/copy=rw:/=ro none / copy folder contains file x but after after mount i donot see the ...
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27 views

How to recover overwritten windows 8 with ubuntu linux [duplicate]

i install ubuntu linux over windows 8 accidentally and also do some work on linux for 2 days. But now i want my windows 8 back. If there any process to recover my windows 8 fully back.
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1answer
34 views

URL to filesystem mapping in Apache

I have a blog which is at mysite.tld/blog. Currently mysite.tld redirects to mysite.tld/blog via an index.php in the root. Apparently when I set this up two years back I could not get the .httaccess ...
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1answer
293 views

Permanently remove an environment variable

While installing Android Studio, it installed Jayatana as a dependency. Now when I ran java, it showed me a message as: Picked up JAVA_TOOL_OPTIONS: -javaagent:/usr/share/java/jayatanaag.jar I ...
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0answers
43 views

Connect USB 3.0 to Linux Guest in VMWare Player

I need to connect a USB 3.0 external hard drive to my Ubuntu 14.0.4 guest. USB 2.0 devices work as expected, but USB 3.0 devices do not appear. I have enabled USB 3.0 in the virtual machine settings, ...
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1answer
23 views

Virtualbox: getting guest to capture certain key presses

I am using Ubuntu as host system, and CentOS7 as guest system, how, can I send for example certain keypresses or keypresses combination like Alt+Ctrl+F2, but to switch between terminal session in ...
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1answer
28 views

How to estimate the time needed for transferring files between internal and external drives?

My laptop usb port is usb 2.0. my external hard drive is usb 3.0. Wikipedia says Due to bus access constraints, the effective throughput of the High Speed signaling rate is limited to 35 MB/s or ...
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53 views

Need a bootloader for Ubuntu/Windows 7 after Unetbootin frugal install of Ubuntu

I have a Lenovo Thinkpad X230 running Windows 7. I downloaded Unetbootin and used the frugal install option (no USB or CD drive on my laptop) with an Ubuntu 14.04 .iso. Going through that process, I ...
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57 views

how unpack rar file?

i try unpack rar file: http://fias.nalog.ru/Public/Downloads/20150309/fias_dbf.rar (4+ gb), but get errors from every methods. i try unpack with unrar-free package, my command: unrar-free x ...
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12 views

Windows 7/ Ubuntu Fatal System Error, Windows not loading

I have a dual boot pc, with Ubuntu on one disk, and Windows 7 on another, in a separate partition. A couple of days ago, I tried to log in to Windows, and have been getting this message ever since: ...
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1answer
42 views

Ubuntu, System/disk image to USB

It's simple. I have a 212GB pc with ubuntu 10.04 on it already configured for production environment. Only 4 GB are used out of 212GB. I want a (possibly quick) way to put the system image on a ...
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1answer
70 views

Unable to access phpMyAdmin on a LAMP setup on an Azure server

I am trying to install phpMyAdmin on LAMP on Azure. Everything is working properly, I just checked my server .net/info.php. I succesfully installed phpMyAdmin using this command: sudo apt-get ...
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0answers
12 views

How to login to Firefox Tabs remotely?

I want access to remote firefox on ubuntu process and run tabs from it in my windows machines. I need same profile/cookies/now saved passwords/etc for all my connections. When now I'm using MobaXterm ...
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19 views

All input unresponsive during/after games on Ubuntu Linux

The vast majority of times which I fire up a game on my PC, after a period of play time [random, 15 minutes up to several hours] my system will become unresponsive to all input. It isn't a full ...
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0answers
29 views

Impossible to clone git repository with www-data?

I´m trying to clone a repo from my php script. I´m using Apache. What I´ve done so far: Fresh Ubuntu 14.04 installation Created ssh key (located at /root/.ssh) Clone to /home/user/ successful ...
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1answer
52 views

udev on Ubuntu not working for USB plug in

I am trying to do a "simple" task, run a script /usr/local/bin/USBTesting.sh when I plug in a specific USB device. I created /lib/udev/rules.d/99-USBTesting.rules ...
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19 views

What to do when a running Spotify process stops working when put into background in Ubuntu 14.04?

Sometimes when I forget to run Spotify in background and then press Ctrl+Z it stops working. Is there any other way this can be done without killing Spotify?
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11 views

Scientific Linux 5.5 hangs at the beginning

We are taking theses days a parallel processing course in college, we are working on scientific linux 5.5 version with MPI, I just imported .ova on the virtual box but unfortunately when am trying to ...
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0answers
54 views

Virtualbox bridged networking on OVH server

I can't get that working even thou I configured it few times on other machines. Probably it's problem with something ovh-specific, or maybe I just twisted myself hard enough by now. Clean install of ...
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12 views

Do .AppleDouble files on web server pose a security threat?

I already had the AFP server set up my Ubuntu Server machine when I decided to also use it as an Apache web server. I got it set up, then started editing sites over AFP from my Mac. It's been up for a ...
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1answer
32 views

Is there a way to call gnome nautilus sushi to view files using command line?

I like the file quick viewer of nautilus (using to preview files, supporting many kinds of file types). How can I call this previewer from terminal directly? Or is there some alternative program ...
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10 views

VM sharing over network

I have an HP ProBook 4530s laptop upgraded to 8GB of RAM. I also have a Pentium III PC with 1GB of RAM. On my HP ProBook I have VirtualBox installed with some virtual machines (Windows XP, PC-BSD and ...
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1answer
37 views

Create a virtual machine along with a dual boot (win 8.1 + ubuntu) machine

I wanted to know can i create a virtual machine on a dual boot machine? At present, I'm running on windows 8.1 along with ubuntu 14.04. Now I require a virtual machine (one more pc to be specific) ...
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2answers
115 views

Configuring my own web server and router port forwarding

I have just received static IP address from my ISP and I am trying to setup small experimental server on my home laptop which has Ubuntu installed. I have setup Ubuntu to use internal static IP ...
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0answers
54 views

Setting user in Upstart script for Node.JS and Forever

I run a web site that uses Node.JS on Ubuntu Server (14.04 LTS). After rebooting the machine, my current workflow is to manually start the server manually by running the command $ forever start ...
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1answer
28 views

Will application version <X> be available natively in Ubuntu version <Y>?

Specifically I want to know if MySQL 5.7 will be available natively (fully integrated, no fiddling with repositories) in Ubuntu 15.04. But I'm really more interested in a general answer, like, is ...
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0answers
25 views

VirtualBox guest can be pinged fine but pings with high packet loss

I've got a VirtualBox guest Ubuntu 14.04 LTS Server running on an OS X Mountain Lion host. The host is hooked up with both wired and wireless and therefore has two IPs; the guest is configured to use ...
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1answer
36 views

How to change dead zone / palm detection in xSwipe Gnome Ubuntu 14.10

So I am using Xswipe to get multi finger gestures working properly in Unbuntu. I am new to linux but have followed many tutorials to get it set up just the way I like. The last nagging issue I have is ...
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1answer
59 views

Windows 7 installer: Select CD-ROM boot type

I am attempting to install Windows 7 over Elementary OS (Ubuntu) on a machine that originally ran OS X. When I attempt to boot to the installer, I get the following message: .2 Select CD-ROM boot ...
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1answer
21 views

What kind of server can be accessed at \\SERVERNAME in Windows

I want to have Ubuntu running a server that I can access from my Windows machine using \SERVERNAME\LOCATION. What kind of server do I need?
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67 views

Connected to wi-fi but no network

My wi-fi router suddenly stopped working, and I can't get it to work. My provider had issues in my area, but they settled, and after that wi-fi is not working anymore. I have a following setup: modem ...
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72 views

PXE boot - can't access BIOS

The issue I'm having is with a Dell Vostro 3360, Windows 7 64 Bit + Ubuntu 12.04 (Dual Boot). Everything worked perfectly until one day after a windows update it started showing this message on start ...
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0answers
36 views

No operating system found on USB

I used to run Windows 7 Ultimate x64. I decided to switch to Ubuntu 14.10. I booted it up on my USB and loaded it. It started in demo mode. I started the install process and I could do all but ...
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44 views

ImportError: liblapack.so.3gf: cannot open shared object file: Input/output error

I am importing numpy into python on Ubuntu 12.04 using a PCDuino3. For some odd reason, several of my links in the /etc/alternatives/ go bad after running my code. When I type ls -l in ...
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3answers
133 views

How do I reach devices on a DIY wireless access point? (different subnet)

The wireless component of my router started suddenly flaking and dropping connections, so I improvised a WAP from an old netbook, wired to this router. I'm very ignorant about networking so I'm sure ...