Ubuntu 12.04 (aka Precise Pangolin), is the sixteenth release(version) of Ubuntu from Canonical.
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dns problems ubuntu 12.04 server
folks.
I've some trouble with dns working (?) in my Ubuntu 12.04 server. The server shares internet in my local network with iptables (masquerade).
When I try to make something like this: wget ...
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22 views
How to control the height of the title bar in xfce?
How can I control the height of the title bar in xfce?
I only have medium experience with linux desktops, I could change some settings in a text file or install a package, but an instruction that ...
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0answers
21 views
How to solve “the system is running in low graphics mode” in ubuntu 12.04? [closed]
I have ubuntu 12.04 installed and it was working fine. But today suddenly it stopped responding, then I restart it and gives a window
The System is running in low graphics mode, Your Screen, ...
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1answer
28 views
Installing older version of gcc using apt-get
i am trying to install GCC version 3.2 using apt-get. But it complains the following
root@chid-VirtualBox:/home/chid/Downloads# apt-get install gcc=3.2
Reading package lists... Done
Building ...
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4answers
28 views
Backup entire data and migrate
I have been given promotion in the office and hence given a new laptop. Now I have to move from my old system to the new laptop. I am currently working on many projects and have many dependencies ...
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1answer
26 views
how to dual boot onto 64GB SSD and 500GB HD?
I have a Dell laptop with 500GB hard disk and 64GB SSD.
I want to have a dual boot in it:
Windows 8 and Ubuntu 12.04 on the SSD
files and other stuff on the HD
Anyone could explain how to do so ...
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1answer
20 views
Can't download updates on Ubuntu 12.04
A message is coming on screen when I'm trying to download updates. It says:
Report this bug against update manager package.
and then:
E: Malformed line 54 in source ...
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1answer
27 views
Deleting files within the /tmp directory on an ubuntu machine
My Symfony website has just started to show the following error:
ErrorException: Warning: session_start(): open (/tmp/sess_4h4kjh4ui4h478h48h44g02,O_RDWR) failed:No space left on device(28) in ...
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1answer
31 views
Triple boot with Windows 8
while ago I bought a acer aspire e1 laptop with windows 8 on one partition, yesterday I installed ubuntu 12.10 and fedora 18 but when booting up I don't see ubuntu and fedora OS to select, it takes me ...
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1answer
28 views
Updating Nginx from 1.3.0 to 1.4.1 while using Plesk 11
Is it possible to upgrade the nginx version witch was originally installed with plesk to the newest stable version without bricking the whole web-server?
I got the nginx repository and tried to ...
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1answer
19 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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1answer
26 views
Gnome/Unity not working
I wanted to try the gnome 3.9 UI on ubuntu 12.04 LTS. So I installed the following ppa
add-apt-repository ppa:gnome3-team/gnome3
sudo apt-get update
sudo apt-get upgrade
Then I added the following ...
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0answers
17 views
Gnome/Unity not working
I wanted to try the gnome 3.9 UI on ubuntu 12.04 LTS. So I installed the following ppa
add-apt-repository ppa:gnome3-team/gnome3
sudo apt-get update
sudo apt-get upgrade
Then I added the following ...
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0answers
12 views
Unable to copy embedding link generated by Mathematica / Ubuntu
Mathematica offers export to a format they call Computed Document Format (CDF) - it is basically a player for the notebooks you work in that environment.
One way to use them is to embed it on a web ...
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1answer
25 views
Ubuntu: how does cron execute jobs?
I am having trouble finding an answer to this question thorough google:
How exatly does CRON in ubuntu execute jobs?
Does it spawn each new job in its own process?
Say i have two cron jobs:
...
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0answers
23 views
Transmission-daemon to port-forward
I have been using the Transmission BitTorrent GTK client to port-forward on ubuntu 12.04 LTS. I would just go to the preferences and set specific port for it to open, and stop it from randomising the ...
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0answers
31 views
Running CUDA debugger with dual Optimus graphic card on Ubuntu [closed]
I try to debug my CUDA kernels, running the nsight through Optirun command but I cannot stop at my breakpoint on the kernel functions. It just passes as there was no break point.
I have two cards – ...
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1answer
19 views
Running Cronjobs as per Local Time rather than Universal Time
On running
dpkg-reconfigure tzdata
in terminal and i get 2 different time on my machine
Local time is now: Wed May 1 11:58:55 IST 2013.
Universal Time is now: Wed May 1 06:28:55 UTC 2013.
...
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1answer
70 views
Latest Security update “firmware for linux kernel drivers” failed - how do i fix this?
I have copied the update-manager's update failure/error message
installArchives() failed: perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE ...
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0answers
50 views
OpenGL warnings after enabling 3D acceleration in Virtual Box running Ubuntu 12.04 [closed]
I have a Windows 7 host running a virtual machine with Ubuntu 12.04 (using Virtual Box). When I enable 3D acceleration in the settings it seems not to work properly. I get the following warnings when ...
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0answers
30 views
Stop windows 8 from running in background [closed]
I have installed ubuntu 12.04 lts on my windows 8 pc using Wubi. Though i choose to boot with ubuntu os, win 8 still runs in background. Is there any way to shut win 8 completely?
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1answer
36 views
Remove windows 8
I had windows 7 by default in my laptop. I updated it to windows 8. I have installed ubuntu using Wubi. Now i want to remove windows 8 and use only ubuntu. Is it possible to remove windows 8 without ...
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1answer
39 views
vertical green stripes on the screen
I had ubuntu installed on my laptop (Sony vaio vgn-fz470e) was working with it, suddenly it restarted and then screen showed colorful squares at first and vertical green stripes remained on the ...
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2answers
66 views
How shall I enter BIOS after Ubuntu has fully started?
I would like to change some settings in BIOS.. How shall I enter the BIOS after Ubuntu has fully started?
BTW: I have been in the middle of working on something under Ubuntu for quite a few days. I ...
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1answer
29 views
Ubuntu 12.04 not asking for password when resuming from hibernate
I am using ubuntu 12.04 and when I hibernate and resume back, the system takes me directly to the desktop without any prompt for password.
I have uswsusp package installed for hibernation/suspend. ...
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1answer
62 views
Errors when updating package list with apt-get on (K)ubuntu
I get some errors when trying to update the package list with sudo apt-get update command, specifically the error messages are as follows:
W: GPG error: http://dl.google.com stable Release: The ...
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0answers
32 views
rsync bullies destination ACLs for fun
I have the following ACLs configured on a directory (.ssh) at the destination of my rsync:
# file: .ssh
# owner: jsmith
# group: jsmith
user::rwx
user:backup:r-x
group::---
group:backup:r-x
mask::r-x
...
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0answers
25 views
Mac Host Chrome browser slower than Linux VM Chrome browser
I am having an odd issue on my computer, a Mac OS X Mountain Lion (10.8), that has a VirtualBox VM for Ubuntu 12.04. Naturally, I would think that using my host machine (Mac) should be overall faster ...
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1answer
28 views
Set an external HDD to shut down mode
I use udisks --detach /dev/sdb for safely remove my hard disk.
This command works like safely remove menu in nautilus when you right click on
an external HDD.
The problem is, after 2 sec hard drive ...
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1answer
68 views
Install Ubuntu 12.04 LTS along Windows 7
I'm trying to install Ubuntu 12.04 LTS 32-bit via flash-drive on a machine that has Windows 7 64-bit already installed.
Windows 7 has some system partitions created. Check this screen:
However, ...
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2answers
42 views
How do I stop using root privileges?
I know this is extremely basic, but I am using Ubuntu Linux and I have just typed in
sudo su
I entered my password and performed the actions that I had to get done. Now how do I stop being root ...
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63 views
rar extraction failing
When I try to extract a file using rar it is outputting failed on random files.
My command:
unrar x arma.rar
What is causing this problem?
OS is Ubuntu 12.04
Edit - it is also happening on ...
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2answers
68 views
virtualbox: can not switch the guest display to fullscreen mode
I cannot bring up the fullscreen mode in my guest Ubuntu 12.04 machine using Windows 7 when the external screen is not plugged in. I tried disabling the second screen in the guest OS and I get the ...
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1answer
51 views
unable to collect authentication handshake using airodump-ng
I am using airodump-ng to capture authentication handshake, so i ran the airodump for almost 49 minutes and the output appearing as
CH 9 ][ Elapsed: 49 mins ][ 2013-04-14 10:58 ][ fixed channel ...
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1answer
64 views
To install co-exist Ubuntu 12.04 with Windows 7
Recently I have had Windows 7 re-installed on my laptop. Now the layout of partitions and volumes
=============Primary=======================================
Partition0\system reserved: size 100Mb
...
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1answer
41 views
rsync --exclude not excluding
I'm using rsync on Ubuntu 12.04 LTS with the following script to back up all of /, however, whenever I run the script (as root), the directory /backup is included, when it should be excluded:
...
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1answer
44 views
shared library--libvw.so.0--is missing
all, I installed 'vowpal wabbit' package and also use 'make test' to test it. It shows everything is okay. However, when I input 'vw' in terminal, it has the following errors:
vw: error while ...
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0answers
27 views
Ubuntu home shared with windows, files missing
I have a pc in dual boot with Ubuntu 12.04 LTS x64 and Windows 7 x64. I have the /home folder (ubuntu's) in its own ext2 partition and I read and write it with ubuntu and windows.
I access the /home ...
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1answer
63 views
Akregator fails to retrieve some feeds
I am trying to figure this out: Akregator stopped retrieving some of my feeds (such as http://lifehacker.com/vip.xml), even though they used to work, do work in Firefox and some other feeds still do ...
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2answers
91 views
Batch remove track number from music files at a time
I have around 600 mp3 song files in a folder. All the tracks have a number before their names. I want to remove the track-number from all the files. Ya I know I can rename those files and delete the ...
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votes
1answer
109 views
How to tab completion when typing command in tmux?
Some commands (kill-session and kill-server) have the same prefix.
When I type (prefix:kill-seTab), tmux won't give me any result.
Is there a option to show wildmenu for auto-completion inside tmux?
...
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1answer
32 views
Reinstalling Ubuntu via Wubi, ubuntu/disks for backup?
I am about to do a full re-install of Ubuntu via Wubi and want to ensure nothing is lost when I uninstall. I've read that by downloading the entire C:/ubuntu/disks folder on Windows is the proper way ...
4
votes
1answer
165 views
Ubuntu 12.04 booting in command line?
I just restarted my Ubuntu OS and now, for some reason, my Ubunut 12.04 boots in command line...without the GUI?
I use Wubi and haven't really done anything out of the ordinary. I've managed to get ...
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2answers
20 views
OS boot process not starting automatically
I am having a Linux machine with Ubuntu 12.04 Precise. My problem is that whenever I restart my machine, it will not select the OS automatically and starts the boot process, instead I have to press ...
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2answers
50 views
How to Remember application association for this type of file Kubuntu
I have Kubuntu and I work on website development.
Then I work with file Html and I want open this file with Kwrite.
Kwrite is an editor and now I always (with two click on this) with Rekonq ...
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2answers
63 views
Writing a CPU/RAM usage log over a period of time to file on Ubuntu 12.04
I am looking for script that can write a CPU utillization into text file every 10 seconds.
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76 views
How to install driver for ATI Rage 128 Pro Ultra TF?
This is the driver in question, it promises to be the end of my graphics troubles with my old Rage 128 card.
http://www.phoronix.com/scan.php?page=news_item&px=MTA5Mzk
The only trouble is, I'm ...
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3answers
4k views
How to install GNOME 3.8 on my ubuntu 12.04?
I just saw UI of GNome 3.8 and it is awesome. I want to have it, but I don't want to disturb my current setup of ubuntu 12.04. Please tell me if I can install GNOME 3.8 UI on my ubuntu 12.04 without ...
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59 views
Buffer I/O error on device sdb after dmsetup
I reïnstalled a server which was obsolete for its normal business. There is a RAID controller inside with 2 HDD's (80GB each, with Ubuntu 12.04.2 Server installed) and 4 SSD's (32GB each) with a ...
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1answer
50 views
Cannot modify keyboard delay and rate
My keyboard had been working properly for 4 months, but all of the sudden, the settings for Delay and Speed in System Tool → System Settings → Keyboard → Typing → Repeat Keys got ...
