Intel Corporation PRO/Wireless 2200BG Network Connection install on Linux Debian Etch

In order to install Intel Corporation PRO/Wireless 2200BG Network Connection network interface on debian 4.0 etch do following steps:
1)
apt-get install module-assistant
2) run module-assistant, compile and install ipw2200 module
At this point you are half way there, because you will see following error message:
ipw2200: Intel(R) PRO/Wireless 2200/2915 Network Driver, 1.1.2kmq
ipw2200: Copyright(c) 2003-2006 Intel Corporation
ipw2200: Detected Intel PRO/Wireless [...]

Display date-clock with simple bash command and while loop

Here is a simple example on how to display date/watch with simple bash command:

$ while true; do clear; date; sleep 1; done

List only hidden files with ls command

We all know how to list non-hidden and hidden files with ls command on shell. However I could not find out how to list only hidden files ( starting with “.” ) with only ls command. One, but not complete solution could by to using TAB key. For example ls . and pressing 2xTAB will [...]