Questions related to configuration of Ubuntu software.

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How to load a different version of linux kernel?

I am currently using ubuntu 14.04 with the kernel 3.13.0-37-generic, I want to try booting from another kernel 3.17.01 (latest stable release). I have downloaded and built the 3.17.01 kernel from ...
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1answer
4k views

Ubuntu 12.04 & Mac Os X - GRUB Rescue prompt SET commands made permanent?

I recently re-installed my Mac OS X partition. This somehow messed up my entire partition scheme it seems. First I got dropped to the Grub rescue> prompt when trying to boot Ubuntu. I had never ...
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0answers
28 views

SSH configuration problems with Ubuntu 14.04

I'm stumped, after reading online for a bit. I'm trying to enable agentforwarding on all hosts (I know this isn't recommended, but I know the servers I'll be touching from this box) and to disable ...
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0answers
25 views

Better OS for Hadoop setup: Windows or Ubuntu? [closed]

I have Windows 7 as an Host OS and Ubuntu 14.04 LTS as a guest OS. I am trying to learn Hadoop and for that purpose I am planning to setup it. I want to ask you, in which OS will it be more beneficial ...
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1answer
23 views

Configure GSM connection using shell (nmcli)

I have a system without X display and I want to use nmcli to configure my usb cell modem. I can get the modem working using Ubuntu Desktops GSM-Wizard (X/GUI). But what is the console alternative on ...
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27 views

Unknown username “whoopsie” after updating to ubuntu 14.04 [duplicate]

After installing the update to ubuntu 14.04 LTS from ubuntu 12.04. I tried completing the update by going into shell after restarting computer and typing sudo sh -e ~/Downloads/crouton -n precise -u. ...
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1answer
4k views

Getting openvpn working ubuntu

I am trying to set up a VPN over a few VMS that I have. I created an openvpn server on ubuntu 10.04 and am trying to configure the client using 12.04. I followed these instructions here ...
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2answers
5k views

How to change desktop font color in xfce when using nautilus to show desktop

I'm trying to change the desktop font color in xubuntu after I replaced thunar with nautilus to be the default file manager. Right now I have gray text color which is not visible on almost any ...
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52 views

How to take Ubuntu Desktop 14.04 LTS 32 bit in windows domain? (Where in domain users shall be able to login through the GUI)

How to take Ubuntu Desktop 14.04 LTS 32 bit in windows domain? (Where in domain users shall be able to login through the GUI) I have done this in the past using likewise, however now likewise is no ...
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0answers
7 views

name node formatting HDFS file not found error in Hadoop2.4.0

I have installed my hadoop in /usr/local/hadoop directory when i try to run the commeand $ bin/hdfs namenode -format im the getting the error /usr/local/hadoop/bin/hdfs: line 206: ...
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1answer
24 views

ubuntu LAMP server can't create new .conf file and configure

I have the LAMP server on Ubuntu 14.04. I came to know about the php laravel framework. So I just installed laravel by going from this link. I just made copy the 000-default.conf file from the path ...
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1answer
193 views

Different wallpapers on multiple monitors

I have a laptop and a monitor. Most of the time my laptop is connected to the monitor over HDMI. I use Ubuntu Gnome 14.04 and here is what I want: When no monitor is connected I want a simple ...
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19 views

Add library gmp to codeblocks [closed]

I installed code-blocks with compiler Gnu c++ then installed library gmp through this command line sudo apt-get install libgmp3-dev I want to configure code-blocks with library how?
2
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1answer
7k views

Configuring Wacom Tablet buttons and options

I have a new Wacom Intuos5 Touch Medium. Surprisingly enough, it worked out of the box when I connected it to my computer (Ubuntu 12.04 32-bit), including the pen pressure and some touch pad features. ...
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1answer
40 views

ubuntu 14.04 is slow @ 12gb Ram

Recently I was upgrade my ubuntu to 14.04 ,after that for any event(copying a file or running any application)it is only consuming 3gb of memory only . it is not able to use my entire Ram .Due to ...
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0answers
30 views

Two popups when force quitting an application

I installed Ubuntu 13.10 having /home in a separate encrypted partition. When Ubuntu 14.04 came out, I did a clean install, but without formatting my /home partition, thus, keeping all my settings, ...
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1answer
23 views

What path shall I find schema.sql?

I am looking for file named "schema.sql", can someone let me know where can I find it? when I googled a little about it I go one path i.e. /etc/raddb/sql/mysql/schema.sql however it does not exists ...
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2answers
254 views

pulseaudio not monitoring any audio output (i.e., ProjectM cannot work properly)

I've got an Acer Aspire TimelineX 3830TG with LUbuntu 12.10. Sound is working ok with all programs, but ProjectM Visualization is not. In pulseaudio preferences i can choose the analog or digital ...
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0answers
14 views

How to add a sender header to emails sent by postfix 2.11

I'm not getting a reply after sending a mail to autoanswer@vger.kernel.org which I need to verify that my domain richtercloud.de served by a postfix 2.11 server on Ubuntu 14.04 can be used for ...
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0answers
16 views

Need help to choose mail sserver package which provides web based GUI?

Few things to just give you an background. I want to configure it on a fresh installation of Ubuntu Server 14.04 LTS Also have webmin installed. All the packages must be freeware or open source ...
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2answers
104 views

Switch between Keyboards

I have two text entry resources: English & Persian. I had defined Alt+L Shft to switch between them. Then I installed "Unity Tweak Tool" and "CompizConfig Settings Manager". After the very first ...
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36 views

How can I prevent configuration changes to a specific user account?

Edit: Just to be clear, this isn't going to be a web kiosk. The user will be able to run more programs than just a browser. At very least, some text editor and a few other programs which are already ...
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2answers
3k views

PowerXpress error with Driver Catalyst. How can I fix it?

I have install Ubuntu 11.10 64bit on my Hp Dv6-3150el. My Notebook has two graphics cards: lspci | grep VGA 00:02.0 VGA compatible controller: Intel Corporation Core Processor Integrated Graphics ...
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9 views

Benq Scanner 5150C scans 1/4 of page

I have a Benq 5150C scanner. It didn't work out of the box. After downloading the windows driver (from Benq Middle East), extracting the .bin file and following this post, the scanner started working ...
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22 views

Terraria with Playonlinux crashing when I input keys

I've had Ubuntu 64x for a few months now, and I'm not the best with installing programs on Ubuntu, so bear with me. I wanted to play Terraria on linux, so I installed "Playonlinux", and I followed ...
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7answers
5k views

Some fast way to save and restore tabs of Terminal?

I have a Terminal window with a dozen named tabs open. I would like to save the current configuration and have it restored with names and directories. Is there a way to do this?
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1answer
4k views

How to install apps when APT says “Could not perform immediate configuration”?

My problem is, when I want to install apps like apt-get install <appsname>, I get an error: root@bt:/# apt-get install bluefish Reading package lists... Done Building dependency tree ...
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1answer
93 views

Copy the Unity launcher from one user to all users

I would like to add state of art of Unity launcher as template for creating minimal state of art of other users. I was found method how to add apps into template, but not method, how to extract ...
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2answers
9k views

Step by Step Install of MAAS and JUJU

I am working on understanding the pieces that I am missing in being able to deploy Juju across the other MAAS nodes. I don't know If I have a step out of place, or missing a few. The MaaS server ...
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0answers
91 views

Howto force gdm to start unity by default for first time logged in user?

I was to try to do setup for maxi Ubuntu installation containing Gnome, Unity,KDE, Xfce, LXDE, Edubuntu,...Eclipse, Netbeans, ICD..., octave, QTOctave, Scilab/Xcos, Open Modelica,.... for a ...
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1answer
32 views

I can't syntonize free-air channels in VLC UBUNTU

After spending many hours of my life reading forums, blogs and posts here and in Stack OverFlow, I come here for some help, because I couldnt solve my problem and... not only that, but my computer ...
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0answers
74 views

Nvidia layout inconsistencies when saving to x configuration file (Ubuntu 14.04)

I am having trouble saving to the x config file from the nvidia x server settings. When I click the "Save to X Configuration File" button, I get "The current layout has some inconsistencies". Under ...
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0answers
20 views

Brightness keys +/- do not repeat

On my system, I was obliged to create an /usr/share/X11/xorg.conf.d/20-intel.conf file to use the Intel interface for brightness control with the following content: Section "Device" ...
0
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1answer
77 views

Error encountered when using dpkg to install packages (--configured)

I used sudo aptitude update and sudo aptitude upgrade to update the packages, and encountered an error when processing the package man-db (with --configure). A few days later, same error occured with ...
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4answers
739 views

How do I get emacs to open in the terminal when it is being used as the config editor?

I like to use emacs as my configuration editor, so it is the default for programs like git or cron. So I used sudo update-alternatives --config editor And chose emacs24 from the list. Unlike Vim ...
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1answer
32 views

Add and Remove a Shortcut on Applications Tab and Dock [closed]

this would have connection with Ubuntu since i am using ElementaryOS Freya, given that i am new to Linux OS, i am wondering two things: How can i make Application Shortcuts, just like on Windows ? i ...
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2answers
2k views

network interface (onboard wired) is showed p5p1 instead eth0

I've running Ubuntu 13.04 on my computer and it's ok. But some softwares like media servers don't work well. They search network interface eth0 and Ubuntu 13.04 named it p5p1. So my media server ...
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0answers
31 views

apache 2.4 howto block directory listing from all but localhost or from local net (ip)

I know that Indexes controls the printing of a directory listing if there is no index.html or index.php etc within a block. In Apache 2.4, What is the best (least messy way) to only serve directory ...
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0answers
14 views

Asterisk reloads old dialplan

I installed OpenBTS 2.6, Asterisk(not sure about version but it's not new) and Twinkle on Ubuntu 10.10. I edited "sip.conf" and "extensions.conf" correctly to load user accounts from it. Now, when I ...
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0answers
24 views

spamassassin does not honour local.cf

I updated my /etc/spamassassin/local.cf spamassassin file to update some score rules. However, even after restarting spamassassin (via service), the new score are not shown in spam emails. In fact, ...
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2answers
338 views

How do I fix the configuration for monitors?

I'm new to Ubuntu and I've been using it for about 2 weeks now and I have the following problem: I installed the NVidia driver version 331.38. Then I restarted the computer and after I logged-in a ...
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1answer
348 views

atd load and interval configuration

I've been using at -q b now and batch commands recently for a project of mine. The problem is that no matter how I modify the conf file it will not take my changes into account. The exec line in ...
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0answers
50 views

Internet Access Blocked on unsecure wifi

I am using a pc that was natively a windows vista pc. I switched to ubuntu less than a month ago so I am still getting used to the extreme differences b/w linux+windows. My computer works fine at my ...
3
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2answers
126 views

How to lock screen when mouse is moved to right-bottom corner?

I'd like to lock the screen when I move my mouse to the bottom-right corner. Is there a compiz-configuration for that task? I could not find anything in the compizconfig-settings-manager and system ...
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1answer
33 views

Log in loops again for a particular user [duplicate]

I was logging into my ubuntu machine till last night. Today I had an error unknown group ID error for the group I was in and also the UID. But I had no errors till the last night. I lost my sudo ...
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1answer
129 views

Create Ubuntu 14.04 system image and install on other machine

I have Ubuntu 14.04 (64 bit) installed in my laptop (core i5, 6GB RAM) and there are several software installed like R, Octave etc. I want to create a system image and use that image to install Ubuntu ...
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1answer
39 views

glibc reinstallation with new kernel

Recently i removed some old kernel with autoremove function. But later found that i am getting error in configuring linux kerel. Also i googled and got that linux-libc-dev depends on old kernel ...
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2answers
7k views

disable alt-tab switcher grouping by script or command

In Ubuntu 12.04 with Unity, Alt-Tab lets you switch between groups of windows, and makes it very annoying to switch to a specific window from a group when it is not the last window used. One way to ...
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1answer
873 views

Change gnome-screenshot auto-save-directory in Ubuntu Gnome 14.04

Configuring with dconf or gconf as suggested in this post worded on Ubuntu Gnome 13.10 (I tried and succeeded). But does NOT work on Ubuntu Gnome 14.04. How to change auto-save-directory of ...
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0answers
33 views

How do I add login session to gnome session (gdm) in Trusty 14.04

While lxde display manager seems to list all the window managers I have on its initial splash screen the one for gdm lists only a small number. I would like to add selection desktops which are seen ...