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1500 questions
193
votes
12 answers
network manager says "device not managed"
I used to be able to share my network connection by editing the Auto Eth0 to share with other computers in the Ipv4 section and now I upgraded my laptop to 11.10 .
Now are there no wired connections in the network manager. When I click my…
Daniella Glover
- 1,933
193
votes
13 answers
How to install Android Studio on Ubuntu?
Please tell me the full process of installing Android Studio and its necessary dependencies.
aminul haque
- 1,977
193
votes
8 answers
Repeat a command every x interval of time in terminal?
How can I repeat a command every interval of time , so that it will allow me to run commands for checking or monitoring directories ?
There is no need for a script, i need just a simple command to be executed in terminal.
user239745
193
votes
13 answers
Screen Share Not working in Ubuntu 22.04 (In all platforms zoom, teams, google meet, anydesk , etc.,)
Ubuntu 22.04 has a bug which is we can't share our screen on any platforms.
Arun Raja
- 4,431
192
votes
12 answers
Opening the file browser from terminal
What's the command to open the file browser? I want it so that I can assign a keyboard shortcut to open a specific folder.
Jon Doe
- 11,777
192
votes
10 answers
How to remove the password from a PDF?
I have a password protected PDF file. I know the password but in order to share the file, I have to remove the password from the PDF and share an unprotected copy. How can I do this in Ubuntu with or without the GUI?
Chinmaya B
- 7,022
- 7
- 27
- 43
192
votes
3 answers
How to remove a repository?
Please let me know how to remove certain repositories in Ubuntu 11.04. I am getting the following errors while updating.
sudo apt-get update
Err http://ppa.launchpad.net natty/main Sources
404 Not Found
Err…
samarasa
- 4,971
192
votes
5 answers
How to see Login history?
Is it possible to see the login history, i mean to see if someone has used the computer in my absence and when he used it .
if it is possible, where can i get the log ?
if not, is there a program that logs all the logins and their time ?
Dzero
- 3,278
192
votes
3 answers
"autoreconf: not found" error during making qemu-1.4.0
I was ./configure'd the qemu-1.4.0 and during make it cause:
(cd /home/amin/Simulate/qemu-1.4.0/pixman; autoreconf -v --install)
/bin/sh: 1: autoreconf: not found
make: *** [/home/amin/Simulate/qemu-1.4.0/pixman/configure] Error 127
Now, I can't…
Shahmohamamdi
- 2,021
192
votes
3 answers
How to install psql without Postgres?
I need the psql command line tools, but I don't need the actual Postgres RDBMS. This is to work with a package which supports a psql interface.
Is it possible to install just psql?
(Ubuntu 16.04)
Steve Bennett
- 8,187
191
votes
4 answers
How to grep for tabs without using literal tabs and why does \t not work?
When I search for tabs in a file with (e)grep I use the litteral tab (^v + ). I can not utilize \t as a replacement for tabs in regular expressions. With e.g. sed this expression works very well.
So is there any possibility to use a…
Lasall
- 3,733
191
votes
19 answers
How to permanently switch Caps Lock and Esc
How can I permanently switch the Caps Lock and Esc key functions in Saucy? I can use this command to do it temporarily (until reboot):
/usr/bin/setxkbmap -option "caps:swapescape"
I tried adding that command as a Startup Application, but it doesn't…
Isaac Dontje Lindell
- 3,775
191
votes
4 answers
E: Unable to correct problems, you have held broken packages
I am using Ubuntu 13.04 which I installed few days back. I am trying to install nodejs and npm. I tried to install from command line first and then uninstalled it. Then something broke.
sudo apt-get install -f nodejs npm
Reading package lists...…
John Qualis
- 2,013
190
votes
3 answers
What is the difference between "systemctl start" and "systemctl enable"?
I installed MariaDB server to my machine. While setting up, I was met with the problem of whether I should have it enabled all the time, as the documentation I follow suggests with these steps:
sudo yum install mariadb mariadb-server
sudo systemctl…
Chathurika Senani
- 2,029
190
votes
8 answers
Error :: You must put some 'source' URIs in your sources.list
I'm trying to install PIL a python module on ubuntu
I first need to install a package called python-imaging using the following command
sudo apt-get build-dep python-imaging
When I try and do this I get the error
E: You must put some 'source'…
david
- 2,039
- 2
- 14
- 6