This is if you need to know which server gave you your dynamic IP:
That’s it, Enjoy!
This was tested on Docker version 18.09.4, build d14af54266, it includes ALL docker data.
Just edit/create a file inside /etc/docker named daemon.json and add the following:
then simply restart docker:
sudo service docker restart
Here we will send a batch of files inside a directory to the default printer in Ubuntu.
First of all, you’d better define a default printer in your system by going to Printers and then select Use Printer by Default:
Next, just invoke the lpr command, e.g.
That’s it, Enjoy!
If your laptop doesn’t have a working switch for turning on/off your touchpad, then this post is for you.
Create a script called disenable_touchpad.sh and add the following code to it:
state=$( gsettings get org.gnome.desktop.peripherals.touchpad send-events )
if [ "$state" == "'enabled'" ];then
gsettings set org.gnome.desktop.peripherals.touchpad send-events 'disabled' \
&& notify-send -i touchpad-disabled-symbolic "Touchpad" "Disabled"
gsettings set org.gnome.desktop.peripherals.touchpad send-events 'enabled' \
&& notify-send -i input-touchpad-symbolic "Touchpad" "Enabled"
Mark the script as executable and move it to /usr/bin:
chmod +x disenable_touchpad.sh
sudo mv disenable_touchpad.sh /usr/bin/
Open Settings -> Keyboard, scroll to the bottom and press the + sign to assign a new keyboard shortcut:
Tested on Ubuntu 18.10, should work on any gnome-shell versions anyway!
A very stupid bug that has been there for quite a while! Luckilly the fix has been released recently into the proposed repository for both Bionic & Cosmic (Disco as well).
Just enable the proposed updates from Software & Updates -> Developer Options -> Pre-released updates, then run the following commands:
sudo apt update
sudo apt install gnome-shell-extension-ubuntu-dock
Hit Alt+F2, write r and then press Enter (works for Xorg only, not Wayland)
On my 5k screen, all QT apps look very tiny, such as keepassxc and Virtualbox.
The best solution I found was adding the following to your .profile to autoscale at a ratio of 2 (you can change it to your preference):
Set to 2 because my display settings are set to 2
Log out and back in, and there you go!
Tested on Ubuntu 18.10