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

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HOW: Ubuntu Linux in Bengali?

How to change my Ubuntu setup in Bengali language ? I want every menu, every text to be in Bengali. Once I had a very old version of Fedora which had this feature, but I can't find it in Ubuntu.
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How to install Xen (XCP-XAPI) on Ubuntu 12.04 LTS Server?

How to install Xen (XCP-XAPI) on Ubuntu 12.04 LTS Server in a cross platform approach (Windows and Linux users)? I need a complete and comprehensive guide on the subject covering all steps necessary ...
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928 views

How to completely turn off Address Space Layout Randomization (ASLR) in Ubuntu 12.04?

I am trying to turn off Address Space Layout Randomization (ASLR) in Ubuntu 12.04. What I have done is set randomized_va_space to 0 but still when I am looking at /proc/<process_id>/maps for my ...
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Dragging a window in GNOME 3 is very slow in my machine. Is there a way to make it faster?

I have recently installed GNOME 3 on my Ubuntu 12.04 and it seems that most of its fancy effects work pretty smoothly. Strangely though, dragging a window is slow and glitchy. Is it caused by some ...
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928 views

Windows 8 Pro Hyper-V Manager network connection

Need to create a VM instance of Ubuntu 12 hosted on Windows 8 Pro. Discovered Hyper-V. Got it installed like a charm with OS booting up real nice. However, for the life of me and at least two hours ...
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executing a shell-script through makefile

i am trying to create a .deb file that first installs the dependency that is stored in the some folder, for that i have created a shell script. My issue is executing the shell script through make file ...
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Make .sh file executable

I have a .sh file which is not becoming an executable. I tried doing it in the properties but as soon I ticked the checkbox, the tick vanished in a second. I then tried sudo chmod +x filename.sh ...
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508 views

I/O errors on pendrive - what may cause them? (maybe a bad sector)

When I use a pendrive with Ubuntu, it sometimes disconnects. I looked in syslog and I found I/O error, dev sdb, sector 31159048, so I suppose it's a bad sector. How can I fix it? Here's a full log of ...
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Cannot execute java command on Ubuntu

I am using Ubuntu 12.04, installed JDK and interestingly have the following error. Why do I have this error though java file exist in there? appuser@securexmlgw-db:~/Downloads/jdk1.7.0_04/bin$ ls ...
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Ubuntu 12.04: ATI Mobility Radeon X1300 drivers

I am new to linux. I would like my machine to make full use (perfomance wise) of the x1300, but I am not sure how/and which drivers to install. Doing lspci -nn | grep VGA gives me: 01:00.0 VGA ...
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929 views

Safely forking a low-privileged child process with su vs. sudo

I am trying to run Node.js as an unprivileged user (dmitry in this case). Hoping someone can confirm or, as necessary, please elaborate upon what I'm seeing below.: Using Ubuntu 12.04 and upstart, I ...
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How to enable both ethernet interfaces at Ubuntu 12.04

I have a machine with two ethernet cards and internet connection, on which Ubuntu 12.04 is installed. Both ethernet cards can take ip adress automatically say, eth0:47.168.137.14 and ...
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3k views

Cant Mount NTFS hdd on ubuntu server

i am trying to mount my NTFS 1.5TB hdd to my ubuntu server running version 12 I use this command mount -t ntfs-3g /dev/sdb1 /dummy The error i get is this: Mount is denied because the NTFS volume ...
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4answers
111 views

Access Existing Linux Installation from Windows Bootloader - Linux Installed and Then Windows 7

My hard drive is failing. I installed a new drive, and the installed Ubuntu 12.04 to try to rescue data. Realized that I wanted to install Windows and just access drives without transferring data ...
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Ubuntu 12.04: Errors in sudo apt-get update

I've been getting this reoccurring error whenever I "sudo apt-get update" on Ubuntu 12.04 W: GPG error: http://repository.spotify.com stable InRelease: The following signatures couldn't be verified ...
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452 views

Windows 8 in Ubuntu 12.04

I would like to run Windows 8 within a virtual machine under Ubuntu. I tried using a virtual machine and VMware but could not get it to work. If anyone who has tried using Windows 8 on virtual ...
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2k views

Printer Add button not enabled in ubuntu 12.04

I am trying to set-up a network printer on my system. Navigated to System Setting>>Printing and viola the Add button out there is disabled. When i troubleshooted using Help it said that the CUPS ...
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298 views

application needs permissions to access to usb lights on ubuntu

I have a server running ubuntu server 12.04 and have an application that needs access to some usb lights is there a standard device group i can add the user to, or some other way to give it ...
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296 views

Install Windows XP through VMware on D525 processor

I need to install Windows XP in order to test Internet Explorer for my web development needs. I have a D525 Intel Atom based Ubuntu server 12.04. I was thinking to install VMware on it, and Windows ...
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Ubuntu not installed-Please Remove installation media and close tray and press enter

I have downloaded Ubuntu 12.04.1 LTS 32 bit, burned it on DVD and tried to install it on my PC. My PC is running in Windows 7 Ultimate 32 bit mounted on the C: drive. Now I want install Ubuntu along ...
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201 views

/usr/bin/python Replacement

If I've changed the target of /usr/bin/python from /usr/bin/python2.7 to /usr/bin/python3.2 (I realize this was an ABSOUTELY HORRIBLE idea) in Ubuntu 12.04.1 LTS. Afterwards, several applications, ...
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Triple boot for Mountain Lion/Ubuntu 12/Windows 7 (but ready to convert to windows 8)

I need some assistance in setting up my computer, just to be on the safe side of things. I know there are many tutorials online about dual/triple booting, but there really isn't anything for my ...
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501 views

Wireless not working on ubuntu 12.04

I just install ubuntu 12.04 but wirelless not works(windows 7 wirelless works). I open my windows 7 and see under Network Adapters: Edimax 802.11n Wireless Adapter Realtek PCIe GBE Family ...
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Ubuntu 12.04 desktop

In Ubuntu 12.04 desktop version, after editing the network interface settings from GUI, where these settings are stored? I am not finding the same in /etc/network/interfaces file. Thank you, Namith
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Make Ubuntu 12.04 to remember its last session

When I login to ubuntu 12.04 it should run all applications automatically which I have run during the last login. In 10.04 version there was an option for this. In the latest version how to do this?
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Ubuntu: perl: undefined symbol: PL_perl_destruct_level

Recently, I tried to crosscompile Perl on my Ubuntu system but made a mistake. The finished binary was installed on my productive system besides the already present perl version. Ever since I get the ...
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PS3 Media Server on Ubuntu Server

I'm very excited to have installed PS3MS on Ubuntu Server following these guides http://irrationale.com/2010/06/30/ps3-media-server-on-ubuntu-10-04/ But when I play WMV files, I receive this error ...
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How to upgrade Ubuntu 9.10 to 12.04 without causing problems for 10.04, my main distro version?

I have a laptop with a dual boot setup with Ubuntu 10.04 as my primary distro and 9.10 as the secondary distro. I want to upgrade 9.10 to 12.04 and keep 10.04 as is. Eventually I might want 12.04 ...
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669 views

Ubuntu netinstall hangs with local mirror

I have a PXE server with Ubuntu installations, all of them use a preseed config file that point to a local mirror. Problem is, whenever the installation start downloading files from the local mirror ...
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28 views

Accidently deleted Windows, have Ubuntu installed but can't run

So this is my problem: I put Ubuntu on a USB stick with the usual method. I then restarted my computer and went into the BIOS menu (HP press F10) and switched USB to the top of the boot order. It ...
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BeagleBoard xM with ubuntu 12.04 and opencv slow with face detection

I have an issue and I would appreciate it if someone could help. I am running ubuntu 12.04 on a beagleboard xm. I have also installed opencv. Now I need to run an application which performs face, eyes ...
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ubuntu 12.04 su fails : cannot execute /bin/bash no such file or directory

After adding a user as sudoers as, su to this user fails with error message: Cannot execute /bin/bash : No such file or directory I googled and found a lot of similar issue, mostly due to ...
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streaming camera video to server using motion

I have a DLINK DCS 930L IP camera. I am using motion software right now to stream the video and also record video from the camera. But, now it just streams video to the local network. in the ...
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apache2 overwrites lighttpd

I have Ubuntu 12.04 and lighttpd web server installed. Every time there is an update to apache2 package it overwrites my /var/www folder and removes lighttpd from startup. After the update to apache2, ...
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Computer boots to black screen in Ubuntu 12.04 after trying to fix “The system is running in low-graphics mode”

I was trying to install the GHMM packages in Python. I followed the instructions in The General Hidden Markov Model library. After that I followed their procedure: sudo apt-get update sudo apt-get ...
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I have created an user in ubuntu cluster, cannot login to the other nodes using the same credentials

#ssh -v atmos3 ......................... ...... debug1: Trying private key: /home/sghimire/.ssh/id_rsa debug1: Trying private key: /home/sghimire/.ssh/id_dsa debug1: Trying private key: ...
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Unable to access newly created software RAID array in Ubuntu Desktop

please assist me with the following problem. I already have an Ubuntu Desktop 12.04 box into which I have added 2 500GB drives in the hopes of wring them up in a RAID-1 configuration for simple ...
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132 views

Install windows7 and ubuntu 14.04 on a computer which already has windows and ubuntu 12.04 installed

I have installed windows 7 and ubuntu 12.04 in 2 separate partitions in my machine and I can access both using the GRUB. Now I want to re-install windows 7 and ubuntu 14.04 to my machine. What is the ...
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870 views

Connect to VPN when `wicd` delivers the internet

wicd and nmcli conflict, so how can I get onto a VPN if not through nmcli con up?
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nm-applet thinks I'm offline

I got on wireless with wicd-curses, but nm-applet thinks I'm disconnected. What I'm really trying to do is get on my VPN, and I usually do this through nm-applet. It doesn't want to let me on VPN ...
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611 views

ansible playbook handlers not starting nginx service through notify statement even when changed is true

I've started trying to learn how to use Ansible. I'm following an Ansible Tutorial from Servers for Hackers, and I'm trying out the examples on a VirtualBox virtual machine running Ubuntu 12.04.5 LTS ...
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139 views

Someone is uploading stuff from my pc

I am getting very slow Internet experience. In vnstat I see rx: 4 kbit/s 3 p/s tx: 94.74 Mbit/s 14072 p/s^C eth4 / traffic statistics rx ...
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How to set ownership/permission of PHP site that accessible by the user AND the apache user

I'm having problems with my PHP projects within /var/www set on permission www-data:www-data. My user can't write to these directories. I've added myself to www-data group and have added chmod -R ...
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Can not login through “ubuntu” option but can login through “ubuntu 2D” option

My system is Ubuntu 12.04 LTS. Since updated, every time I input the right username and password and hit enter using Ubuntu entrance, I got bounced back to the log screen. But other entrances are ...
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Ubuntu-Rescue Remix Does Not See Hard Drive

I am trying to copy over data using the Ubuntu-Rescue Remix bootable cd but this cd does not see my hard drive! What can I do so that the URR is able to see my hard drive and I can save my data? I ...
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Computer slow after plugged into wrong voltage

So I set up a desktop computer running ubuntu in a classroom that was running through an AVR at 220 volts. I got a report that it wasn't working, so I came to look at it, and sure enough, fans and ...
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How to Install Windows OS if Already have Ubuntu 12.04 Installed [duplicate]

I have purchased a dell laptop with Ubuntu Linux 12.04 installed in it, and I want to install Windows Operating System on Ubuntu and have dual booting. That is, to install the Windows OS in the ...
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203 views

VLC MMS video via network - stutters

I'm using VLC to play a MMS video (1.5X speed) that is streamed from a "members only" website. The video works great except that it hangs/stutters every few seconds. So I increased the following ...
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285 views

how to monitor network/cpu/memory/disk usage by each Rails app

I run many Rails app on linode VPS. I want to charge my customers by their usage, Is there anyway to monitor each Rails app's usage? I need these information network/cpu/memory/disk usage.
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Postfix SMTP SSL config: Can't send email but can receive it with SSL

I am trying to finish configuring my postfix/dovecot mail server that sits behind my home's router/firewall. I'm on Mint/Ubuntu 12.04. I'm close. I can connect/retrieve emails via SSL but can only ...