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1500 questions
113
votes
3 answers

Latest update to Thunderbird 60.2.1 on 18.04 - Lightning calendar missing

After completing an Ubuntu automatic software update (15 Oct 2018) that included Thunderbird 60.2.1 the Lightning calendar is now missing. When I click on Thunderbird's Add-On tab to see if there's an update for Lightning I'm told that all the…
Charles Timms
  • 1,101
112
votes
15 answers

Can you set passwords in .ssh/config to allow automatic login?

I'm using Ubuntu 11.10 and ssh for connecting to many servers daily, so I put their parameters in the .ssh/config file like this: Host Home User netmoon Port 22 HostName test.com Is there a way to put passwords for each connection in this file, so…
Netmoon
  • 1,448
112
votes
8 answers

systemctl failed to connect to bus - docker ubuntu:16.04 container

I'm trying to use the systemctl command in a ubuntu:16.04 docker container. I'm running the following command... systemctl status ssh However I'm getting the error... Failed to connect to bus: No such file or directory Why is this not working? Is…
Duncan Gravill
  • 2,315
112
votes
8 answers

How can I make ls only display files?

I figure there has to be a way of making ls only display non-directories, but the man page doesn't make it obvious
user453720
112
votes
8 answers

How can I install CuDNN on Ubuntu 16.04?

For TensorFlow I would like to install cuda and CuDNN. How do I do that on Ubuntu 16.04?
Martin Thoma
  • 19,277
112
votes
6 answers

Use chown to set the ownership of all a folder's subfolders and files?

How can I use the chown command to change the ownership of all a folder's subfolders and files?
TellMeWhy
  • 17,484
112
votes
14 answers

Windows 10 upgrade kills grub and boot-repair doesn't help

I've just upgraded to Windows 10 from Windows 8.1 on my partitioned laptop that has Ubuntu 14.04 installed. Grub no longer appeared on boot so I ran boot-repair from an Ubuntu liveUSB. This didn't seem to have any effect. I've checked and secure…
Nicholas Verstegen
  • 2,821
112
votes
1 answer

What's the difference between GDM and LightDM?

What is the difference between GDM and LightDM? How can one switch between them. I mean if I have selected LightDM during installation process, will I be able switch to GDM?
user7044
  • 3,871
112
votes
5 answers

Changing colour of text and background of terminal?

I can change the colour through preference , but how can I change the background colour and text colour of terminal through the command line?
sigdelsanjog
  • 7,110
112
votes
4 answers

How do I restore .bashrc to its default?

I've been trying to install Android developer tools on Eclipse, and I followed the information in this video. Like the video said, I added the following two lines of code to the .bashrc file: export PATH=$(PATH):-/android-sdk/tools/ export…
nanananana
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  • 6
112
votes
5 answers

What is different about the Mac ISO image?

http://cdimage.ubuntu.com/releases/11.04/release/ At that location there is an ISO image which is described as "This image is adjusted to work properly on Mac systems." What specific problems on the Mac does this image address that the standard…
popey
  • 23,667
112
votes
13 answers

How can I use Chromecast?

I just saw the video about Chromecast and I am interested in knowing how can I enable this on my Ubuntu PC. My TV has an HDMI port.
Luis Alvarado
  • 211,503
112
votes
9 answers

How do I fix a "E: The method driver /usr/lib/apt/methods/http could not be found." error?

I tried updating my packages from the terminal and this is what I got: $ sudo apt-get update E: The method driver /usr/lib/apt/methods/http could not be found. E: The method driver /usr/lib/apt/methods/http could not be found. E: The method driver…
Abe
  • 1,129
112
votes
6 answers

How can I find the version number of an installed package via dpkg?

I use the dpkg -l command to find out what version of a package I have installed. For example: dpkg -l network-manager returns the information on the package: Desired=Unknown/Install/Remove/Purge/Hold |…
Jorge Castro
  • 71,754
112
votes
6 answers

Bypass the yes/no prompt in 'apt-get upgrade'

In order avoid typing out all of the apt-get commands when updating my computer I have made a simple alias command to do it. But I really want to be able to just type in my alias and let it do its thing and not have to wait to for the yes/no prompt…
Ntc
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