Thunar - XFCE & XUbuntu’s small but perfectly formed file manager - has a simple mechanism that allows you to easily add new commands to the right click menu of files and folders. These are called Custom Actions and are easy to create… here’s how to do it.
Click the Edit menu, then click ‘Configure custom actions…‘. This will take you to the Custom Actions Manager, where you can create, edit or delete your custom actions.
You can enter anything into ...
I switched my XFCE machines over to use Compton for window compositing today - and it’s a noticeable improvement.
A compositor glues your stacks of windows together to form the final image that you see on screen. It’s responsible for any fancy effects like drop-shadows, as well drawing windows while dragging, resizing and minimizing or maximizing them. 
Compton does this beautifully. It does one thing and it does it well. It provides glassy smooth, tear free compositing and ...
The compose key on Linux is incredibly useful, but not configured by default - and on XFCE there’s currently no graphical UI to change it. However, it’s pretty simple to change… here’s how to make the Caps Lock key your compose key:
In the file /etc/default/keyboard, change XKBOPTIONS to look like this: