How to get local IP-Address

found at http://mail.nl.linux.org/kernelnewbies/2003-05/msg00090.html

uses only socket() and ioctl() calls

Performance Blog Editor Plugin for Firefox

endlich habe ich einen offline Blog Editor gefunden als Firefox Plugin:

https://addons.mozilla.org/firefox/1730
( http://performancing.com/firefox )

powered by performancing firefox

reconnect my adsl connection

sometimes I loose my adsl connection

#this one kill the instances
ps -A | grep pptp | while read a b c; do sudo kill -sigkill $a; done

# and this tries to relogin
/etc/ppp/ip-up

all on my (k)ubuntu notebook

undo a tar eXtraction

if you ever accidentaly untar'ed in the wrong place, here is a method for undoing the extraction.
it tries to remove all files and the enclosing directories.

known bugs: filenames with spaces

tar tzf tarfile.tar.gz | sort -r | remove.sh

#!/bin/bash
# remove.sh
# reads from stdin and removes given file or directory
while read a b; do
if [ -d $a ]; then rmdir $a; else rm -f $a; fi
done