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Theming xsreensaver

The UI of xscreensaver window is a bit old and not so retro as it could be. Unfortunately there is no way to customize the window view mode and elements placement (except rewrite it to your needs). But there is a field for experiments with colors and sizes for some elements.

Bluetooth blueman DBusFailedError

There was error connecting bluetooth headphones in Ubuntu (xfce) 16.04 : "Connection Failed: blueman.bluez.errors.DBusFailedError: Protocol not available".

One of the solutions is installing bluetooth module for pulseaudio

1) sudo apt-get install pulseaudio-module-bluetooth
2) pactl load-module module-bluetooth-discover


sudo service pulseaudio restart


pkill pulseaudio

3) Remove device from the list and try to pair it again.