Questions related to configuration of Ubuntu software.

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0
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1answer
14 views

MTR installation and configuration file

I apologise in advance as this is probably lack of knowledge on my part. But for the life of me and even consulting the all knowing google and man pages / help pages. I can find out where MTR is ...
2
votes
0answers
252 views

How can I distribute mandatory settings (system and LibreOffice settings)?

The last PCI settings: Users may not change their screen saver timeout, it has to be set to 5 minutes. And locked so that no configuration can be made by the user. Users must always unlock their ...
2
votes
2answers
24 views

How to get GRUB options selection on startup?

I am running Ubuntu GNOME 15.10 with GNOME 3.18 and in the past at random seemingly there was a period in which when starting up my computer I would get the GRUB options which would allow me to choose ...
4
votes
3answers
5k views

How do you globally set the default browser using KDE4?

I'm using awesome-wm on Kubuntu 10.10. I like some of the KDE tools... like choqok. Thing is, that within awesome wm it seems to be impossible to set a default browser, because KDE4 settings overwrite ...
4
votes
0answers
20 views

How to disable cache in Firefox?

From this answer I learned previously how to disable the Firefox cache completely, however I have found that in the latest version (don't know when this change was made, but I think rather recently) ...
2
votes
3answers
4k 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 ...
0
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0answers
6 views

apache2.conf glob of sites-enabled doesn't work

I am running Apache/2.4.7 (Ubuntu) and have come across a strange bug. In apache2.conf if I leave the following alone then my virtualhost returns a 404. IncludeOptional sites-enabled/*.conf If I ...
0
votes
0answers
18 views

cmake posts an error when called from openhantek-untagged-de67b19b854308c333b9/build

I have successfully installed cmake version 3.2.2 in order to build and install openhantek-untagged-de67b19b854308c333b9, from the build directory I made cmake ../ and got this message: *-- Found ...
0
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0answers
28 views

Bridge/networking/LXD/emby server configuration trouble

It is not exactly clear to me how to google this question, so please forgive me if this is answered before or related to something else answered before. The symptoms: On boot there is no Internet ...
0
votes
1answer
26 views

Ubuntu Touch how to edit .config files

Trying to edit .config files on BQ tablet but no app associated with this file type and gedit can't find them directly. Have tried sudo gedit .config but no luck no 'gedit command not found'. Does ...
139
votes
25answers
227k views

How to fix Duplicate sources.list entry?

I keep getting this warning whenever I try to run sudo apt-get update. W: Duplicate sources.list entry http://archive.ubuntu.com/ubuntu/ precise-updates/main i386 Packages ...
1
vote
0answers
12 views

reboot problem, though with shutdown and bootup no problem?

A small but weird problem, when I select reboot (restart) I get "no configuration file found ..." before grub ... BUT, if I shut down and startup after ... No Problems, why for goodness sake, ...
32
votes
9answers
132k views

How do I get permissions to edit system configuration files?

I can't seem to edit and save config files in the root system (eg: /etc/dhcp/dhcpd.config); it just says "permission denied" or the save option is blocked in the text editor. I'm pretty sure I'm a ...
0
votes
1answer
41 views

WARNING:root:could not open file '/etc/apt/sources.list.d/select-editr.list' on Ubuntu 16.04

The first time I ran sudo apt edit-sources it prompted me to choose an editor, I pressed Ctrl+c and tried to rerun. Now whenever I run a command that doesn't exist I get this error message: ~ $ a ...
0
votes
0answers
72 views

trying to Install UnixODBC on ubuntu AND launch the GUI ODBCManageDataSourcesQ4

I am not able to run UnixODBC on Ubuntu. Screenshot Showing Error when launched ODBCManageDataSourcesQ4: More Error Messages:
10
votes
4answers
55k views

How to set pressure sensitivity in GIMP to control line thickness?

My sister is moving from Windows and I just got her a new graphics tablet. However, the pressure sensitivity controls opacity rather than line thickness; she really needs this feature from ...
0
votes
0answers
24 views

Ubuntu gnome 2016 version config files

I designed my desktop on Ubuntu Gnome 2016 version, changed themes, startup applications, icons pack, docky configuration and etc. But when I created a new user, I noticed that the settings were ...
0
votes
0answers
44 views

Ubuntu 16.04 install freezes at hardware configuration on HP Pavillion DV8125nr

I've tried many different routes to install by DVD but each and every time the farthest the install gets is to the hardware configuration phase at about 80-90% completion. I've checked all the usual ...
11
votes
3answers
19k views

How to find which WiFi frequencies are being used the most near by?

We have a lot of WiFi connections nearby and I'd like to know which band has the least interference. I'd like to to know how many connections are on each band and pick the best to configure my router ...
12
votes
4answers
24k views

How to disable lightdm?

I want to disable lightdm from autostart. Currenty, I run service lightdm disable from terminal, then run startx. update-rc.d doesnt help
0
votes
2answers
104 views

How to set 6 workspaces in Ubuntu MATE 16.04 - Using Compiz

I want to set a desired number of workspaces in Ubuntu MATE 16.04, please help.
7
votes
2answers
410 views

How to change colours in bash prompt

I have followed the instructions here and in the howto link that is provided there. However nowhere does it appear to say how I can change the colours of the different parts, because currently I set ...
7
votes
1answer
3k views

What's the difference between .Xresources and .Xdefaults?

How are these two files connected to xrdb? Should I have both, or just one in my home directory? Do lines like these go in either file? XTerm*background: white URxvt.font: xft:Monospace
0
votes
0answers
22 views

Apache2.4 PHP 5.6 Ubuntu 15.10 No Input File Specified

I am running a VPS with Ubuntu 15.10 using Apache 2.4 as my web server and I am kind of new to servers and stuff but I am currently creating an API. I first did this on my localhost. This worked ...
1
vote
3answers
3k views

How to quietly install LDAP on Ubuntu client

I'd like to install libpam-ldap to use ldap on a client machine and I was hopping to use sudo apt-get install -qq libpam-ldap to quietly install the package as part of a bash script used to ...
1
vote
2answers
523 views

Cannot install curl-config in Ubuntu 12.04

When trying to install the R package RCurl I get the following error: checking for curl-config... no Cannot find curl-config ERROR: configuration failed for package ‘RCurl’ Yet, curl-config exists ...
1
vote
1answer
7 views

Unable to view search results in the Activities Overview for locations I have previously disabled but now re-enabled in the settings

I just went into Settings > Search > Search Locations, disabled the search results for my home directory and then re-enabled them with the little slider next to the item. However even after ...
1
vote
1answer
5k 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 ...
50
votes
9answers
114k views

How do I enable auto-login in LightDM?

I want user foo to auto-login using LightDM (which has been used by Ubuntu since version 11.10). How would I do that?
2
votes
2answers
6k 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 ...
0
votes
0answers
13 views

Explanation of config files in Ubuntu?

Is there any nice site where the meaning and uses of different configuration files in Ubuntu is explained? Like for example the files in /etc/default directory.
4
votes
2answers
703 views
4
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2answers
11k views

tomcat7's CATALINA_HOME in Debian/Ubuntu

Where is tomcat7's CATALINA_HOME in Debian/Ubuntu, and more importantly how did you find it? I'm OK with Debian rearranging default software installations, but we must be able to find out where basic ...
50
votes
8answers
335k views

Where is .bashrc?

I feel stupid asking, but I can't seem to find the answer to this anywhere. I'm trying to follow these instructions to edit my bash prompt, but there is no .bashrc in either my user directory ...
1
vote
0answers
174 views

Kramdown for atom

I used Atom to write Markdown. Now I am using kramdown (mainly for its Latex math support). How can I change the markdown processor in Atom to be the one for kramdown and enable its markdown-preview ...
0
votes
2answers
89 views

Issues with disabling iPv6 on Ubuntu 14.0.4

To disable iPv6 on Ubuntu 14.0.4 (LTS) I added these lines in sysctl.conf file: net.ipv6.conf.all.disable_ipv6 = 1 net.ipv6.conf.default.disable_ipv6 = 1 net.ipv6.conf.lo.disable_ipv6 = 1 Since I ...
0
votes
0answers
13 views

configuring multiple secure sites in one config? (server)

im trying to list port 80 redirects along with the 443 stuff so all my subdomains are secure and if you go to any of them they auto redirect you to https this is my conf. <VirtualHost *:80> ...
3
votes
1answer
5k 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 ...
1
vote
0answers
5k views

How to change wlan0's channel

When setting the channel to wlan0, I get an error: SET failed on device wlan0 ; Device or resource busy. I tried to shutdown wlan0 by: sudo ifconfig wlan0 down and wlan0 did not appear in the ...
2
votes
2answers
1k views

Fail2ban fails to start after update?

I have been using fail2ban for a while on my Ubuntu server. Recently (after upgrading to ubuntu 15.04 I assume) fail2ban has been failing to start. Initially, this was because the port option had ...
1
vote
1answer
22 views

What directory should Ubuntu touch apps write to

What directory should Ubuntu touch apps write to. Is there a Qt or QML method for getting this directory?
1
vote
1answer
36 views

Mongod service doesn't start with enableEncryption: true option in mongod.conf

According to «Configuration File Options» manual, the MongoDB security options have a boolean parameter enableEncryption. I paid attention that the service mongod of MongoDB 3.2.4 is failed to start ...
0
votes
0answers
27 views

VSFTPD Ubuntu Server 15.04 Configuration

I want to be able to have a VSFTPD server running on my Ubuntu Server, but I lack the knowledge to know what configuration I need for my requirements. I need it to be set up so I can: Access FTP ...
2
votes
1answer
41 views

Ubuntu ffmpeg command -i not found

I'm a beginner with Ubuntu and I need to setup a streaming server for my company, I've installed NGINX and FFMPEG, but when I call ffmpeg -i in the ~/ffmpeg/ffmpeg directory it returns an error ...
0
votes
1answer
16 views

Where does tracker-preferences store the configuration data?

I am using tracker and I am using tracker-preferences to configure which directories it should index etc. However I see strange behaviour so I would like to look at the actual configuration file or ...
0
votes
0answers
57 views

After installing i3 I now have the i3 notification theme on unity. How can I change it back?

I installed i3 alongside unity but now I see the i3 notification box while on unity. How can I change this back to the unity one without removing i3? The other solutions to this problem seem to be ...
1
vote
0answers
13 views

How to stop OSSEC HIDS sending me level 2 alerts?

I have OSSEC HIDS (2.8.3) installed (I have it set up as a local installation) and setup so that it sends me email alerts for the various alert levels. The only problem is with level 2 alerts which ...
0
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0answers
9 views

How do I enable serial ports on BeagleBone Black?

I'm running Snappy on a BBB. I want to enable a couple of the available serial ports, but I don't know how to do that on Snappy. Any help would be appreciated. Doug
3
votes
1answer
703 views

How to have cntlm configuration per user?

This tutorial http://zipizap.wordpress.com/tag/cntlm/ suggests configuring cntlm using the file etc/cntlm.conf. It works great, but it means that all users logged to the machine will be using the same ...
1
vote
1answer
38 views

Fcitx “Extra key for trigger input method” changes back to default after restart

Using Ubuntu 15.10. Configuring input using the 'Input Method Configuration' screen. Whenever I change "Extra key for trigger input method" it works for only that session. Once I restart the computer ...