Ubuntu 12.04 (aka Precise Pangolin), is the sixteenth release(version) of Ubuntu from Canonical.

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Network Issues using Ubuntu 12.04

I recently installed Ubuntu 12.04 on my HP Chromebook 14, which now allows me to switch back and forth between Chrome OS and Ubuntu. I had no issues browsing in Ubuntu a few days ago. This morning, ...
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Grub menu not showing for Ubuntu 12.04

This is the first time I installed Ubuntu(v12.04). I have a HP laptop pre installed with Windows 8. I installed it alongside Windows and the installation was successful. But after the customary ...
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Running Gitlab with Ubuntu Server on a fanless / low wattage pc

I am looking for a small fanless pc to run Gitlab with Ubuntu Server. Which brand and model pc would you recommend? Will the upcomming fanless Zotac Zbox C Series be an option? Or will the Intel NUC ...
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Keyboard intermittently stops working on Ubuntu

I am running Ubuntu 12.04.4 LTS on my desktop and my keyboard will occasionally stop responding for a few seconds. It immediately begins about a second or so afterwards, so nothing freezes. Just now I ...
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Default bluetooth device not allow to record from another device

I have already set the bluetooth device as default device for recording the audio. But I have add the another usb audio device for recording, the bluetooth device not allow the usb device to record ...
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How to partition hard disk for dual boot for Windows 7 and Ubuntu Linux

There are similar questions on this topic, but I could not find exact instructions for my case. I want dual boot system that supports Windows 7 64 bit and Ubuntu 12.04 LTS OS. I want one partition to ...
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Reboot on hardware freeze

OS: Ubuntu Desktop 12.04 How can I make sure that even if the kernel has a very low level, massive failure, the system will reboot? Or if that is impossible, what is the best freeze to reboot ...
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Trying to move the MySQL data directory on Ubuntu 12.04

OS: Ubuntu 12.04 I am trying to move the mysql data directory and log files to separate mounts to make it easier to swap out drives when needed in the future. ##Moving the MySQL data directory sudo ...
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Qemu and KVM error in my system

Whenever I execute virsh version or qemu version I got this error qemu: symbol lookup error: qemu: undefined symbol: rbd_aio_discard I am unable to create the virtual machine in virtual machine ...
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Ubuntu Shortcut Menu opening spontaneously

About two days ago the shortcut menu started opening spontaneously and wont close for more than 2 seconds, making it impossible to type anything since most keys start working as shortcuts and others ...
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18 views

How to retrieve data from local disk C (cannot be mounted) using Ubuntu 12.04 live USB?

I have an Acer Aspire 4740 with Windows 7 Home Premium installed in it. This laptop has a local disk C of 90 GB (where Windows 7 is installed) and disk D 270 GB in it. Last week I suddenly ...
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how to make external disk mounted executable?

I'm new to Linux and running on Ubuntu 12.04. I have a windows partition mounted to it but the problem is I can't run executable files (I can't use ./ on a file in that partition). How do I correct ...
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2 computers 1 wifi connection 1 ethernet connection bridge?

My computer setup is very strange not being able to ethernet directly to my network. I have 2 terminals(desktop computers) both running linux(ubuntu 12.04.04 server). I have attempted to use brctl ...
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Automatic update to 3.1.0 beta (2014-03-28 r65330) on Ubuntu 12.04

I am re-asking this question on behalf of ECII who originally asked it on stackoverflow but which got shut down: ...
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19 views

Connect two Guest OS's in VMWare WorkStation 10.0

I have installed Ubuntu 12.04 in VMWare WorkStation 10.0 and I want to connect and ping / ssh the another Ubuntu 12.04 which is installed in the same host OS in VMWare WorkStation 10.0 Is it ...
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How to upload photos in instagram and share it to foursquare from PC [migrated]

I am trying to find a way to upload a photo in instagram and share it to foursquare from my PC instead of my smartphone. I am able to do it individually somehow, but I want to do it just like I am ...
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Installing Dell v313 printer/scanner on Ubuntu 12.04

I've been searching for hours now, trying to find a working driver for a Dell 313 printer/scanner (v310 - 510 series) on Ubuntu 12.04. But I can't seem to find a working one. I really need this to ...
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25 views

System time messed up after booting from Linux flash-drive

I had recently installed Edubuntu 12.04 LTS onto a flash drive and have started booting from it. Since then, every time I reboot my system after using Edubuntu, my Windows time is four hours later ...
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ubuntu laptop powers off without warning very soon after on battery

Problem: I have a laptop. It works very well on AC power, but on battery power, it powers off in a few minutes, if not seconds, without warning. I saw lots of similar problems not only from SU, but ...
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ssh passwordless, all is set, but connection timeout

I am trying to set up passwordless connection between two server, backup and prod. prod can connect passwordless without problem to backup, but if I try the opposite way, I just get timeout. prod$ ...
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Stop screen dimming after 60 seconds - Ubuntu on a MacBook Air

I'm running Ubuntu 12.04 on a MacBook air - everything works fine, apart from the fact that the screen dims after 60 seconds of activity. Is there any way to stop this? My computer is on mains ...
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45 views

noip install on Ubuntu

I'm trying to install noip on Ubuntu 12.04.4, and I do not know the first thing about building/compiling software. The README file stated these exact words: HOW TO BUILD AN EXECUTABLE FOR YOUR ...
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44 views

Automated sudo and screen command

I would like to be able to launch a script in a separate screen command session as a separate user when I run a .sh script. Here is what I think it may be in the script: #I am also starting xampp ...
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35 views

How to make a Bootable CD from a HDD image

The title says the idea, i need to make my ubuntu server and all the modifications & instalations i do on it be imaged into a CD, with the idea, of course of use this CD to install the clone in ...
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two nics on ubuntu server cannot reach outside

I have two Nics on server: auto lo iface lo inet loopback # The primary network interface auto eth0 iface eth0 inet static address 10.137.66.69 netmask 255.255.255.0 dns-nameservers 8.8.8.8 auto ...
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How to add extra packages to Ubuntu install CD using kickstart

I used kickstart to automate Ubuntu12.04 alternate iso installation. I am able to automate the installation. Now I want to install some extra packages such as teamviewer during OS installation. But ...
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Formating pendrive in Ubuntu

The pendrive contains a virus and I'm unable to format it due to write protection and I haven't enabled it. I searched the Internet to format it from terminal but it always failed with write ...
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Triple boot (OSX, Vista, Ubuntu 12.04): replace Ubuntu with CrunchBang

I'm probably not really a power user (I can read instructions) but my problem is pretty specific, so I figured it would fit here. I'm sorry if it doesn't. I managed to set up triple boot (OS X ...
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Bridged Network: No IP address on Guest OS

What I want: I want a virtual machine guest running Ubuntu (on VirtualBox) for various web development test servers (running on different ports, e.g. Grunt.js is running on port 9000). I want to ...
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Can't start Byobu?

I can type this command byobu on the terminal and Byobu will start but when I click on the Gui icon it starts and closes fast. What I did before that is enable autolaunch and then disable it I thought ...
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Glitches after closing/opening laptop lid. T410p, NVIDIA

I've just installed Ubuntu 12.04 on a Lenovo T440p. I have an integrated Intel GPU, which works fine (until now), and another gpu (NVIDIA GeForce 730M) which I wanted to use instead. I installed the ...
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Need to rename many files on Ubuntu

I have around 1000 files named "Home Movie - 01 - First Birthday" and "Home Movie 02 01 12" I need to rename these to just "Home Movie". Is there any way to do this? Running Ubuntu 12.04 Thanks, ...
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Error installing Keystone OpenStack

I'm trying to install OpenStack in Ubuntu 12.04 which is hosted on Windows 8 via VMWare Workstation 10.0 but I'm getting error while installing keystone. I have pasted all output in pastebin here
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Download Ubuntu Live CD

I wanted to download Ubuntu Live CD for my system.I use Intel laptop machine. I downloaded Ubuntu version here http://www.ubuntu.com/download/desktop (For extended support,choose Ubuntu 12.04 LTS) ...
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SSH asks password when invoke it in script

I have one master and four slave computers. I generated rsa public/private key on master PC. Then I copied publickey (id_rsa.pub) to slave machines as authorized_keys. It doesn't ask password when I ...
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VMWare disk space differs with actual disk space

My situation is the opposite of Virtual Machine running out of disk space when there is still space left. I have an Ubuntu VM which was allocated 16GB. The VM became terribly slow recently and on ...
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Multiple interfaces on Ubuntu

There are multiple interfaces on my Ubuntu box - Ubuntu 12.04.1 LTS - and each of them is assigned an IP from the same subnet. # ifconfig eth0 Link encap:Ethernet HWaddr 00:50:56:9f:0a:0c ...
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Accidentally deleted /usr/lib/python2.7

I accidentally deleted /usr/lib/python2.7. I tried to get that directory from another machine and copy it onto mine. However, I can no longer access the Internet now. It just keeps trying to ...
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How to get Ubuntu 12.04 to recognize the UDF filesystem?

I'm just trying a watch a commercially bought DVD on my laptop, but Ubuntu 12.04 won't recognise UDF: $ sudo mount -t udf /dev/cdrom /media/cdrom mount: unknown filesystem type 'udf' I got the ...
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48 views

With VMware Workstation, how can I SSH from the host to a guest with NAT?

My host is Windows 7 with VMware Workstation 10. I am running an Ubuntu 12.04 guest that is connected to an NAT network. How can I set up the network so that I can SSH from the host to the guest? I ...
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Unattended Ubuntu 12.04 Desktop installation Using Kickstart

I was trying to install Ubuntu 12.04 Desktop Using Kickstart from the tutorial here. Here is ks.cfg file #Generated by Kickstart Configurator #platform=x86 #System language lang en_US #Language ...
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storing and securing the video using ffmpeg

this is my first question on the site. Currently I am working on one application which captures the video and store it in the system hard drive. Both the functionality is working fine.We are storing ...
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can't install windows 8.1 after Ubuntu install

I have lenovo G510 laptop. Initially it was running on Win 8.1, I wanted to install Ubuntu 12.04 LTS alongside it. after installation I couldn't boot my Win8.1 (I choose it, after one second it return ...
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Unable to ping server

I have a Linux server that seems to have lost the ability to respond to a ping.. I recently installed Nagios on another system and need to have this Ubuntu server answer up to a ping.. I'm using ...
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usb multicardreader detected, but device not shown/available, Ubuntu 12.04

I have problems with my usb cardreader in Linux Ubuntu 12.04 . I think the device is detected by the operating system, but not shown in category devices and therefore not available. I have checked ...
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Directory permission changes failing

I've tried to change permissions on a directory to 775. I've used this command: sudo chmod -v 775 /vagrant/app/cache It tells me that the command executed successfully: mode of ...
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Cloning drive to drive of same size in Ubuntu Server 12.04LTS

I'm trying to replace a 3.5in hard drive with a 2.5in hard drive inside a 1U server. The drives have the same capacity (250GB, 232GB formatted). It's been years since I've cloned a hard drive, and ...
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Hyper-V Wifi Ubuntu 12.04 LTS

I am installing hyper-v for the first time on a device that uses a wifi connection. Previous installations have used wired network adapters. I noticed after creating an external switch , the wifi ...
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All rails application logs being written to apache error log

I've deployed a ruby on rails 4.0.3 application to a server that I've configured with the following likely relevant software: Ubuntu 12.04.4 x64 server Phusion Passenger 4.0.37 Apache 2.2.22 Ruby ...
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How to login a server behind LAN via ssh

There is a server in a private company that has no public IP, it's IP is 192.168.x.x. And I know the company's public IP: 61.xx.xx.xx, Is there any tool or method can let me login to a server which ...