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1500 questions
152
votes
5 answers

Terminal command to set audio volume?

I have an external sound card which mostly works fine, except that when its first plugged in, or when I turn on my laptop, the volume gets set to 100%. That is, the overall system volume, as shown in the sound indicator. What I'm looking for is a…
Marius
  • 1,851
152
votes
7 answers

How can I rotate a video?

Is there a way to change the rotation angle of a video file? I have a couple of videos in the wrong direction so all I wanted is to correct it.
maniat1k
  • 8,340
152
votes
7 answers

Unable to delete USB Drive partitions (Block size error)

I have been unable to format/delete the partitions on my Sandisk Cruzer Force 32 GB USB Drive. I get the following error when deleting any of the partitions on it. `Error deleting partition /dev/sdd2: Command-line `parted --script "/dev/sdd" "rm 2"'…
Nectar
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152
votes
4 answers

How do I set focus follows mouse?

Is there a way to set up "focus follows mouse" behavior in Unity?
dharmatech
  • 2,573
152
votes
7 answers

How to make read-only file system writable?

At some point, the filesystem on my digital audio player has become read-only. I cannot copy files into it or remove files on it. Are there some possible reasons for the player's file system to change permissions in this way? I tried using chmod: $…
Tim
  • 26,107
152
votes
1 answer

Difference between vim-gtk and vim-gnome

How are the packages vim-gtk and vim-gnome different from each other? I've tried both and the resulting Gvim feels the same (to me). If there is no difference, why are both packages maintained?
Owais Lone
  • 7,523
152
votes
6 answers

What is the purpose of the 'nobody' user?

After I read List all human users I noticed that there is a user account named 'nobody' in my Ubuntu system. Also I noticed that I can login in this account from terminal using the following command and my password: sudo su nobody It doesn't mind…
Radu Rădeanu
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152
votes
11 answers

How can I keep recent files from appearing in Unity?

I sometimes browse erotic media files but I would like to avoid having them appear in files & folders / recent. How can I do that? The old "making .recently-used.xbel a folder" trick from 10.10 and older doesn't work any more. Plus I'd prefer to…
mr.pig
  • 1,553
151
votes
4 answers

How to set keyboard repeat delay and speed in Ubuntu Gnome 16.10?

In previous versions I could tweak the keyboard repeat delay and speed by going to Settings → Keyboard → Typing. Now in Ubuntu GNOME 16.10 (with GNOME 3.20.2) that panel seems to be missing. How can I configure those settings in this version?
Loque
  • 3,907
151
votes
10 answers

How to install a LibreOffice Language Tools (Spelling Check, Thesaurus...)

What are the steps to install the Spelling Check and other language supports for LibreOffice. For example spanish, french, italian, etc..
Luis Alvarado
  • 216,643
151
votes
4 answers

How do I install the latest version of Git with apt?

I read about a security flaw in Git, which was fixed in version 2.2.1. I currently have Git 2.1.0 on my system (Ubuntu 14.10), and tried to reinstall it with apt. However, apt told me that I currently have the latest version. The Git website does…
190n
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151
votes
1 answer

Give user write access to folder

How do i give the user 'testuser' write privileges on the folder: /var/www/test/public_html
RSM
  • 1,635
151
votes
9 answers

How to clean /tmp?

rizhas@rizhas-laptop:~$ df -h Filesystem Size Used Avail Use% Mounted on /dev/sda7 67G 58G 5,2G 92% / none 4,0K 0 4,0K 0% /sys/fs/cgroup udev 1,5G 12K 1,5G 1% /dev tmpfs 303M 1,2M 302M …
Rizhas
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151
votes
5 answers

Migrate from a virtual machine (VM) to a physical system

Aka: How can I convert a .vdi or .vmdk to a real installation on a physical disk? Is it possible/feasible to migrate a Virtual Machine installation of Ubuntu onto a physical machine? If possible, how difficult would this be to accomplish and what…
dting
  • 2,275
151
votes
5 answers

How to change history size for ever?

The default size of history in Ubuntu is 1000 but it's too small. I want to change it to 10000, So I append export HISTSIZE=10000 export HISTFILESIZE=10000 to '~/.profile' and 'source' it source .profile then I run echo $HISTSIZE echo…
Mitoxys
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