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

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Ubuntu 12.04, 2 NVIDIA GPUs, 2 different XScreens

I have two separate GPUs on my desktop, each has one monitor attached with. I know Compiz does not work with Xinerama, and TwinView only works when 2 monitors are from the same GPU. So I disable both ...
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2answers
625 views

Connect two VirtualBox VMs with a hardware machine with a single public IP

I have a hardware machine running Ubuntu 12.04 and a Selenium server hub connected to the internet through a public IP. On that machine I'm running two VirtualBox VMs running Selenium server nodes and ...
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2answers
1k views

'abort: no repository found' when trying to install Vim through Mercurial

I'm new to Linux (which I'm setting up to start teaching myself web development). I am installing Vim, and in order to do so installed Mercurial. hg clone https://vim.googlecode.com/hg vim seemed to ...
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3answers
14k views

Wired Connection Suddenly stopped working on ubuntu 12.04 after update

Here is the thing! am on day 5 of no wired internet connection. I have spent the last 4 days searching through every forum and Q&A sites, until i finally decided to post this, so I have done my ...
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1answer
14k views

How can I mount a NTFS disk under Ubuntu Server 12.04?

I am looking to access a second HDD in my PC, it is formatted as NTFS and I the data on the second HDD cannot be replaced so I need a method that will not delete the data on the HDD. fdisk -l command ...
4
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1answer
277 views

Simple Nginx config doesn't work

I am a developer with absolutely no server experience, this project I'm working on is my first foray into the world of servers. Basically I have to host an API online, on a Linode server running Nginx ...
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1answer
1k 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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1answer
144 views

How to run a command a command as root on startup (Ubuntu)?

I'd like to run a bunch of commands automatically on boot with root on Ubuntu 12.04 (for instance a mount) I tried to put them in /etc/rc.local but didn't work. Thanks
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59 views

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 ...
2
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1answer
3k views

How to uninstall flux on linux?

Flux is a lighting app which malfunctions on my laptop. I tried sudo apt-get remove flux in the terminal, and it responds with "the package doesn't exist".
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2answers
98 views

w3m keeps auto-refreshing

When I run w3m 'google.com/search?unicode+smiley' the page does load correctly, but it keeps refreshing every 0 seconds until I hit CtrlC. I don't think I changed any of my w3m settings and this is a ...
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3answers
54 views

Where else are vim config files stored besides ~/.vimrc and /etc/vim?

I somehow (a long time ago, probably playing around with Rvim) made a keyboard shortcut which I now want to get rid of. The problem is, I have no idea where the config file that has nmap _ <- is. ...
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1answer
250 views

Why isn't “(ulimit -d 1000; firefox) &” working?

I'm trying to limit the memory usage of firefox to prevent it from stalling the whole system with problematic web sites. I tried, in bash: (ulimit -d 1000; firefox) & This should limit the ...
0
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1answer
166 views

Apache not working after an Ubuntu server upgrade from 10.04 to 12.04

I’ve just upgraded a server from Ubuntu 10.04 LTS to Ubuntu 12.04 LTS given the imminent end of support for 10.04. The upgrade went fine; I have already tested it all with a virtual machine beforehand....
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4answers
4k views

Apache2 virtual hosts not working

Running Ubuntu 12.04 LTS, Apache2.2.22. Running this on a home server through one IP. Problem running virtual hosts. I have a domain name registered with godaddy. lets say mysite.com, goal is to have ...
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1answer
45 views

How to handle log analysis from several servers? [closed]

I’m stuck which way to go with log analysis. I have a bunch of small VM’s (web + database server) running with Ubuntu 12.04. Right now I log weekly into each machine and grep system logs and Apache ...
0
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1answer
144 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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1answer
28k views

Access Denied while logging in via SSH (PuTTY)

I'm having trouble logging in to my server via ssh (PuTTY) on a new username that I created. During the initial installation of the server, I set up a username of "admin". While logged in as "admin" ...
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23 views

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 g+...
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0answers
170 views

SSH key forwarding not working between MinGW and Ubuntu VM

I've read a great deal of similar issues, but haven't yet found the answer. SSH forwarding between my MinGW (Windows 7) host and an Ubuntu Precise VM, provisioned with Vagrant, is not working. ...
0
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1answer
181 views

Why does fdisk show sda, sdf and sdg but seems to skip sdb, sdc, sdd and sde in Ubuntu?

It is my understanding that Linux will list hard drives using alphabetical ordering and partitions as numbers. On a machine I am working on there are 3 drives but fdisk lists them as /dev/sda, /dev/...
2
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1answer
257 views

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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130 views

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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2answers
1k views

How to ssh between a cluster of Vagrant guest VMs

I have 3 Ubuntu 12.04 VMs configured with bridged networking and setup with Vagrant. I can access all of them from the host using "vagrant ssh", but I can't figure out how I connect from one guest VM ...
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2answers
5k views

How to download and install specific version of sun-java6-jdk on ubuntu

I am using Ubuntu version 12.04 (via VM) I downloaded and installed java: sudo apt-get install python-software-properties sudo add-apt-repository "deb http://archive.canonical.com/ lucid partner" ...
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1answer
486 views

command executed in nohup is killed as soon as the putty terminal is closed

I have an Amazon ubuntu ec2 instance I'm using PuTTY to access the same. Here, I have a large database in mysql. I'm executing the following command to take the backup of my database. nohup ...
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66 views

how to create a send file between shared folder in Windows 7 and Ubuntu-directory doesn't exist

I am trying to create a shared folder between Ubuntu 12.04 server running on vmware and my Windows 7 desktop which is hosting it but I keep getting errors telling me that the directories do not exist ...
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1answer
628 views

Hide exim4 version from email headers

I've setup exim4 on a ubuntu 12.04 server. When an email is sent, the current "Received" header has the following content: Received: from user by example.com with local (Exim 4.76) (envelope-from &...
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1answer
765 views

“No space left on device” when writing to NTFS on Ubuntu

I'm on Ubuntu 12.04 and want to backup data to my external hard drive which is NTFS. When running cp -rp or rsync, I get no space left errors like this: `rsync: mkstemp "/media/Expansion Drive/.../...
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3answers
717 views

Error: Unknown Puppet subcommand 'module'

It seems there is a problem with puppet on Ubuntu 12.04 LTS as its missing the module subcommand as follows: Installed puppet in version 2.7.11 $ puppet module install rafaelfc-pear Installing ...
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1answer
2k views

Unable to capture authentication handshake using airodump-ng

I am using airodump-ng to capture authentication handshake, so I ran airodump for almost 49 minutes and the output appearing as CH 9 ][ Elapsed: 49 mins ][ 2013-04-14 10:58 ][ fixed channel prism0: -...
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3answers
10k views

Mouse/Touchpad stuck in Ubuntu 12.04 after resuming from Suspend

I have recently installed Ubuntu 12.04 and I am a first time Ubuntu user. I put my computer in Suspend mode and then when I resumed the touchpad was not working. It was locked and the cursor was not ...
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264 views

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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1answer
281 views

Device Is Busy When Trying To UMount

I am using the Ubuntu Rescue Remix and Ddrescue. I am in the process of creating a RAW image onto a 'good' drive (sdc) from a 'bad' drive (sdc). I used the command sudo ddrescue -r 3 /dev/sdb ...
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2answers
22k views

How to connect bluetooth headset via command line on ubuntu 12.04

I want to connect my computer to bluetooth headset. My computer has ubuntu 12.04 64 bits server operating system with no gui. So I must connect my computer via command line. But at internet ...
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65 views

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 ...
2
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0answers
564 views

Chromium Omnibox not showing search suggestions?

Chromium omnibox is not showing suggestions, i have checked the settings, prediction is enabled. When i changed the search engine to bing it was working fine with suggestions but when i revert back ...
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1answer
126 views

Permissions Denied - After successful connection as 'root' ONLY when connecting externally

So, I have been using Ubuntu Server 12.04.01 for the past couple of weeks after using Ubuntu Desktop 13.10 for about a couple of months and find it a refreshing start after switching over from the ...
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14 views

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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2answers
2k views

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 ...
2
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1answer
357 views

system clock is 5.5 ahead although ntp

I've checked configs and even installed ntp server, nothing seem to fix this, sudo dpkg-reconfigure tzdata Current default time zone: 'Asia/Tehran' Local time is now: Thu May 9 00:49:38 IRDT ...
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3answers
64k views

How do I reactivate my MDADM RAID5 array?

I've just moved house which involved dismantling my server and re-connecting it. Since doing so, one of my MDADM RAID5 arrays is appearing as inactive: root@mserver:/tmp# cat /proc/mdstat ...
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0answers
213 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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3answers
7k views

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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1answer
35 views

Harddisk reinstalled - can data be recovered?

We have a laptop here which had Ubuntu installed on it. When it came back we removed the old partitions, created a new one and installed Windows 7 on it. This install is still fresh. Will it be ...
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3answers
9k views

Automount ZFS zpool in Ubuntu 12.04

So, I've been told that ZFS for Linux has the ability to automatically mount a zpool on system startup in Ubuntu 12.04, but it doesn't work for me and I can't find any documentation on how to make it ...
9
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1answer
7k views

How to depend on an upstart job from an init script on Ubuntu 12.04

I am using Ubuntu 12.04 LTS and this system uses primarily upstart jobs. Unfortunately my system also depends on a manually compiled dbmail server, which only has a init script, but no upstart script. ...
2
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0answers
68 views

Apache2 SetEnv For Multiple VirtualHosts

I am looking to use a single declaration of a SetEnv var in my apache2.conf file & have that variable used by all the virtualhosts I currently have virtualhost-specific vars set up, but would ...
2
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1answer
2k views

setting up wifi for static ip on ubuntu 12.04

I want to setup dhcp and static IP I have 2 lan card, Ubuntu 12.04 and it is a laptop the wireless interface I want to give a static IP and lan to have a dynamic ip how should I go about making ...
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0answers
138 views

Make eclipse pdt default editor for php, css etc. files in ubuntu 12.04?

I downloaded Eclipse php recently. When i want to open a css or php file it doesn't show option for eclipse, not even in the other applications list. I want to set Eclipse as my default editor to ...