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Questions tagged [configuration]

Questions related to configuration of Ubuntu software.

1651 questions
243
votes
11 answers

Terminal 'incognito mode'?

I use Terminal a lot, and sometimes I am running commands, which aren't things I don't want others to see, but more commands that if I accidentally arrowed up to and accidentally executed would cause a lot of trouble. So I am wondering if there is,…
user364819
230
votes
1 answer

How do I override or configure systemd services?

Many sysv init scripts used a corresponding file in /etc/default to allow the administrator to configure it. Upstart jobs can be modified using .override files. How do I override or configure systemd units, now that systemd is the default in Ubuntu?
muru
  • 207,228
214
votes
3 answers

Whats the .local folder for in my Home Directory

What is the ~/.local folder good for and is it safe to remove the content within this folder?
Elitmiar
  • 2,745
194
votes
25 answers

How to fix "W: 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…
hsinxh
  • 3,190
182
votes
11 answers

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 (~/.bashrc), or in my home directory, or in the main file…
JeanSibelius
  • 3,682
163
votes
7 answers

How do I change my timezone to UTC/GMT?

Currently when I execute the date command from bash I get the following displayed Thu May 17 12:21:00 IST 2012 Below is my timezone config based on executing dpkg-reconfigure tzdata Current default time zone: 'Europe/Dublin' Local time is now:…
dmckenna
  • 1,733
160
votes
6 answers

How can I change or hide the ~/snap directory?

I'm not particularly fond of apps cluttering my $HOME directory with their own files or directories. It's rarely a problem, because most apps have the courtesy to hide their data by prefixing it with a dot or conforming to the ~/.config standard.…
Stephan Henningsen
  • 5,249
154
votes
7 answers

How can I restore configuration files?

I would like to restore LightDM to its default state, because for some reason /etc/lightdm/unity-greeter.conf is now an empty file. Deleting /etc/lightdm/unity-greeter.conf and then running sudo apt-get install --reinstall unity-greeter doesn't…
Isaiah
  • 60,750
140
votes
10 answers

How do I disable automatic remote printer installation?

In Raring, everytime I connect to the network, Cups installs all the printers in the network automatically, some more than once. Furthermore, I connect a USB printer to the laptop every now and then. Even though the printer is configured already,…
To Do
  • 15,833
133
votes
2 answers

How can I allow SSH password authentication from only certain IP addresses?

I'd like to allow SSH password authentication from only a certain subnet. I see the option to disallow it globally in /etc/ssh/sshd_config: # Change to no to disable tunnelled clear text passwords #PasswordAuthentication yes Is there a way to apply…
ændrük
  • 78,496
123
votes
9 answers

How do I reset GNOME to the defaults?

I was playing around with some settings, and now I need to reset GNOME to it's defaults - how do I do that?
jrg
  • 61,707
111
votes
13 answers

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?
false
  • 1,762
102
votes
4 answers

How to set custom lock screen time in Ubuntu 18.04

The maximum lock time in Ubuntu 18.04, when set via GUI, is 15 minutes. This can be set in Settings → Power → Power Saving → Blank screen. I'd like to increase this to 30 minutes for my machine at home. How can I do that?
Daniel C
  • 4,170
101
votes
14 answers

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?
htorque
  • 66,086
89
votes
5 answers

How to use https with apt-get?

Does apt-get use https or any kind of encryption? Is there a way to configure it to use it?
Strapakowsky
  • 12,304
1
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