This will work if you have only one or a handful of keyboards to use on regular basis, and if you are the only one using the X session on your device. Other cases can be handled by extending the scripts posted there.
FYI this issue also exists in Debian 7 that uses xfce 4.8.
Try this dirty workaround for now:
http:// askubuntu. com/questions/ 261559/ keyboard- repeat- delay-is- reset-when- plugging- in-usb- keyboard- in-ubuntu- 12-10-xfc/ 666488# 666488
This will work if you have only one or a handful of keyboards to use on regular basis, and if you are the only one using the X session on your device. Other cases can be handled by extending the scripts posted there.
FYI this issue also exists in Debian 7 that uses xfce 4.8.
Wirawan