I have a neighbour who complains currently about my music which is too loud in
the night. So we agreed that I turn of my music at 11PM. First I tried to look
on my watch and to turn off music at 11PM. Most I failed and my neighbour stands
in my door. The fun partis that I'm listening to music via my Linux based HTPC.
So I deceided to create a cronjob that sets the volume to 0 every day at 11PM.
The first thing I needed was a list of all available alsa controls (where -c 0
is the first sound card):