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1500 questions
100
votes
4 answers

Is it possible to stop .sudo_as_admin_successful being created?

Every time I execute a command with sudo, a file called .sudo_as_admin_successful is created in my home directory. As far as I can tell, this exists for the sole purpose of disabling this message that bash prints on startup: To run a command as…
ash
  • 2,207
100
votes
5 answers

How to remove nodejs from Ubuntu 16.04?

Steps to replicate: Ubuntu 16.04 xenial (x86-64) sudo apt-get update sudo apt-get install nodejs sudo apt-get install npm I want to uninstall nodejs and npm and have seen several posts which suggest this is the most common way: sudo apt-get purge…
user1063287
  • 2,255
100
votes
0 answers

How do I see which ports are open?

I am running a web server on a machine with Ubuntu 11. Everything is accessible from the local network, but not from outside. What can I do to check to make sure the appropriate ports are open? I am relatively new to Ubuntu and server management, so…
CoderJK
  • 1,129
100
votes
4 answers

How to execute a script in a different directory than the current one?

I tried executing a script with this command: ./home/user/scripts/someScript but it doesn't work: No such file or directory Any ideas?
UAdapter
  • 17,967
100
votes
11 answers

How can I copy/paste files via RDP in Kubuntu?

I recently installed the latest Kubuntu (x64) on my work machine as I am trying to migrate away from Windows. Unfortunately I use RDP very frequently to connect to customer's servers and need to be able to copy files across. I have tried the…
Dai
  • 1,101
100
votes
5 answers

What is the shortcut to move between two Terminator tabs?

When I open Terminator, I can move two Terminator in same tab using Ctrl + Tab. How to move between two Terminator tabs?
Amila Sampath
  • 1,121
100
votes
4 answers

command to check RAM slots in motherboard?

I have a Samsung NP300e5Z Core i5 laptop. I am using Ubuntu 14.04 in this laptop. My system RAM is 4GB and I want to increase it but I am not sure how many memory slots are available in my system. So, how to check how many memory slots…
purna ram
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100
votes
5 answers

How can I quickly copy a GPT partition scheme from one hard drive to another?

On a non GPT partition table I can do sfdisk -d /dev/sda | sfdisk /dev/sdb. But sfdisk doesn't support GPT partition tables. What can I use instead? I'm looking for a one or two command solution, not just using GNU parted to output the partition…
Kris Harper
  • 13,705
100
votes
9 answers

How can I play encrypted DVD movies?

My machine can't play encrypted DVDs on a fresh install. How do I add this capability? Another useful bit of information would be what programs are best for playing DVDs, once I'm able to do so. See the similar question here. Will I be able to…
eugenemarshall
  • 3,213
100
votes
16 answers

How to create a bootable USB with multiple ISO images in it

What I want is to create a bootable pen drive that shows GRUB menu and I can select any of the several bootable systems from there to install/run. I have several ISO images that I want to install in the USB like Ubuntu, Fedora, System Rescue CD,…
Luis Alvarado
  • 216,643
100
votes
8 answers

How to remove or delete single cron job using linux command?

I have created cron jobs for my site which is listed below and they are working fine. I print all cron job by using this PHP script: $cronfiles=exec('crontab -l',$output); echo "
";
print_r($output);

Which outputs:

[0] => 0 0 * * * wget php -q…
anumavu
  • 1,001
100
votes
6 answers

How to install build-essential?

I am trying to install G++ compiler in Ubuntu 13.10. It told me I needed to install the build-essential package. I have tried the below code sudo apt-get update sudo apt-get install build-essential It gives me this error: Reading package lists...…
Jaffer Sadhique
  • 1,009
100
votes
9 answers

How can I open a .dmg file?

I've got a .dmg file, and I can't figure out how to open it. How can I open it?
jrg
  • 61,707
100
votes
6 answers

How do I resume a release upgrade?

Yesterday I started the upgrade from [one version of Ubuntu to the next], but I interrupted it because it was taking too long. Now if I restart it, it doesn't proceed. Is there any possibility to clean the mess it left when I interrupted it and make…
Dave
  • 1,053
100
votes
4 answers

In virtualbox fullscreen mode, can I disable or move the popup menu bar?

I'm running XP in virtualbox cause I need Photoshop and Illustrator. It works great on my 5 year old laptop which is stunning, but there's a minor annoyance when I go fullscreen. The menu bar is in the bottom middle, and it pops up over the content.…
joon
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