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1500 questions
103
votes
8 answers

How to disable wireless from command line

How do you disable the wireless Internet from the command line? I tried sudo ifconfig eth1 down but network-manager seems to ignore this and keeps trying to reactivate it. What's worse is the network-manager widget doesn't let you disable it either…
Cerin
  • 6,923
103
votes
3 answers

How to `touch` files recursively?

I need to change the timestamp of about 5000 files. Typing touch file1.txt, touch file2.txt will take me forever. Is there a way to do something in the lines of touch -R *?
103
votes
4 answers

Terminal autocomplete doesn't work properly

If I start typing a command like apt-g after hitting tab, the shell completes the command to apt-get, but for the second part of the command like install, if I enter some characters like insta, hitting tab, doesn't complete it to install. Another…
Ravexina
  • 57,256
103
votes
11 answers

Making Ctrl+C copy text in gnome-terminal?

Is it possible for me to make Ctrl+C perform a copy command if there is highlighted text in the terminal? Otherwise, it should retain its normal behavior. (If there is a terminal that can do this other than gnome-terminal, that's probably fine too.)
user541686
  • 4,347
103
votes
13 answers

How to save AlsaMixer settings

Hello I have tried out the program "EarCandy", now I had/have a lot of problems. At first I did not get any sound and now it is very low volume. PS Earcandy is now deleted from my hard disk. When I open the Alsamixer with: alsamixer I see that the…
jsterr
  • 2,387
103
votes
7 answers

How can I find duplicate photos?

What can I use to find duplicate photos, including photos that have been resized?
ændrük
  • 78,496
103
votes
4 answers

How to inspect outgoing HTTP requests of a single application?

My application is sending HTTP requests to some server and I want to see the actual data that it is sending out. Some specifics I would like to see: Request method (GET/POST/PUT, etc.) Content-type Body What is the best and simple way to…
megas
  • 2,667
103
votes
3 answers

What is dconf, what is its function, and how do I use it?

Mark Shuttleworth recently blogged about the decision to include the Qt libraries in the 11.10 release, with a followup from Jono Bacon. Mark states that the biggest challenge to integrating apps written in Qt into the larger Ubuntu system is Qt's…
user2405
103
votes
3 answers

How to show gnome-terminal menubar?

I accidentally unchecked View -> Show Menubar which hides the menubar for gnome-terminal, and there doesn't appear to be a keyboard shortcut to show the menubar again. How can I make gnome-terminal show the menubar again?
Isaiah
  • 60,750
103
votes
8 answers

How to not install recommended and suggested packages?

I use Ubuntu 12.04 64-bit, I did the following: sudo gedit /etc/apt/apt.conf and added APT::Install-Recommends "false"; APT::Install-Suggests "false"; But it did not work. When I try to install a package, it still wants to install the suggested…
user84911
  • 1,101
103
votes
7 answers

How can I remove "Show Desktop" from the Alt-Tab (application) switcher?

Is it possible to remove "Show Desktop" from the Alt+Tab application switcher?
David Dossot
  • 1,106
103
votes
16 answers

How to get coloured terminal over ssh?

When I connect over ssh to remote hosts everything is just a single font/color. I would like to have colours like I do locally e.g. green for executable and blue for symlinks etc. And such that when I run $ git diff on the ssh host it shows me diff…
Dima
  • 9,955
103
votes
7 answers

How to create an ISO image from a bunch of files on the file system?

Considering I have a bunch of files in a directory, I would like to bundle them into an ISO image file. How should I proceed to do that?
Zignd
  • 10,982
103
votes
7 answers

How to change the password of an encrypted LVM system (previously alternate Installation, now advanced feature)?

I installed Ubuntu 11.10 with the alternate CD and encrypted the whole system (except boot) with the encrypted LVM. Update 2020: Encrypted LVM can be selected at the Installation type step of the Ubuntu install, click on Advanced features and choose…
Filbuntu
  • 13,891
103
votes
4 answers

How do you resize the standard Ubuntu Desktop inside of Virtualbox?

So I've installed Ubuntu inside of Virtualbox, and I resized the window of Virtualbox to be full-size, but the Ubuntu Desktop stays the same standard size. How do I make the width of Ubuntu stretch 100% across the Virtualbox window?
willbeeler
  • 1,999