My girlfriend asked me about alarm-clock setup as she was interessted what I do with my mobile running around in her flat^^ don't know how easy it would be to alter "on-off" states of alarms depending on where I am?!
dbus-send --system --type=method_call --print-reply --dest=com.nokia.time /com/nokia/time com.nokia.time.enable_alarms boolean:"false"
dbus-send --system --type=method_call --print-reply --dest=com.nokia.time /com/nokia/time com.nokia.time.enable_alarms boolean:"true"
dbus-send --system --type=method_call --print-reply --dest=com.nokia.time /com/nokia/time com.nokia.time.alarms_enabled