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1500 questions
311
votes
7 answers

How do I find the kernel version, Ubuntu release and disk partition information from the terminal?

Which commands will give me information about following using Terminal? Kernel Version Distribution version no. All partition size of the HDD
KK Patel
  • 19,823
310
votes
2 answers

How do I check my version of GNOME-Shell?

There's got to be some simple way I'm missing, but for the life of me I can't find it. How do I check my version of GNOME-Shell?
thimoteus
  • 3,545
306
votes
7 answers

ssh: automatically accept keys

I've written this small utility script: for h in $SERVER_LIST; do ssh $h "uptime"; done When a new server is added to $SERVER_LIST , the script is stopped with: The authenticity of host 'blah.blah.blah (10.10.10.10)' can't be established. RSA key…
Adam Matan
  • 12,949
305
votes
24 answers

How can I install software or packages without Internet (offline)?

I have a friend who has got a computer that is not connected to the Internet. Is there any way to install software offline easily?
akshatj
  • 13,406
305
votes
10 answers

Is FFmpeg missing from the official repositories in 14.04?

I tried to install ffmpeg in trusty/Ubuntu 14.04 and got the following message: $sudo apt-get install ffmpeg Reading package lists... Done Building dependency tree Reading state information... Done Package ffmpeg is not available, but is referred to…
user254877
  • 3,061
305
votes
14 answers

Where are MTP mounted devices located in the filesystem?

I have an Android phone that connects with my computer via MTP. This works fine; I can see and transfer files with Nautilus. However, I often want to use the terminal to move large numbers of files, and I cannot seem to find the device anywhere in…
bessman
  • 7,615
305
votes
11 answers

How can I configure Unity?

Are there any configuration options for the Unity desktop? There are multiple valid answers for this question spanning over several versions of Ubuntu. For your convenience an index of each below (How can I tell which Ubuntu release I'm using? ) :…
tchewning
  • 1,441
305
votes
8 answers

mv: Directory not empty

I want to move content of a directory within another directory with the same folders. Here's an example: I have ./backup which has the directories base and test . Now, I want to move these directories to ./backupArchives . I use this: mv ./backup/*…
UdK
  • 3,053
302
votes
6 answers

How to check RAM size?

What is the command to find the RAM size in my computer? I want to see the result in megabytes (MB).
KonradDos
  • 3,301
302
votes
14 answers

How do I change the color for directories with ls in the console?

On my console the color for directories is such a blue, that it is hard to read on a dark background. How can I change the color definitions for ls ?
rubo77
  • 34,212
302
votes
6 answers

Where are the Apache and PHP log files?

I've installed Apache, PHP, and MySQL on Ubuntu 10.10 desktop edition, and it's working fine. Except I have no clue where to look for Apache or PHP log files.
Stann
  • 15,476
299
votes
9 answers

How to completely uninstall docker

I followed the uninstall instructions here . Then I ran these commands: sudo apt-get purge docker-engine sudo apt-get autoremove --purge docker-engine rm -rf /var/lib/docker So after I did all this I ran this command to see if docker files are any…
Luke101
  • 3,093
298
votes
2 answers

Difference between systemctl and service commands

systemd gives us the systemctl commands suite which is mostly used to enable services to start at boot time. We can also start, stop, reload, restart and check status of services with the help of systemctl . We can do, for example, sudo systemctl…
luv.preet
  • 5,997
298
votes
5 answers

What is LVM and what is it used for?

As a Linux/Ubuntu newbie, what is LVM and what is it used for? In terms of a web server installation, what benefits does it provide? Would you recommend using it?
Matthew Blackford
  • 3,185
298
votes
3 answers

What is the Difference Between `apt-get purge` and `apt-get remove`?

Is there any difference between sudo apt-get purge <package-name> and sudo apt-get remove <package-name> ? I often see people recommend one or the other. In other words, what does apt-get purge remove that apt-get remove doesn't?
Seth
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