ssh-add

has to login to server using id_rsa and passphrase --> takes too much time
to shorten this:

ssh-add ~/.ssh/id_rsa

ubuntu will remember your password! yay!

irc in terminal

sudo apt-get install irssi
irssi

/connect server_name
/join #channel_name
/nick new_nick
/msg user xdcc send number
/window number
/dcc get

resize and delete exif data

exif data exists

identify -format %[EXIF:DateTime] p.jpg
identify -format %[exif:*] p.jpg 

strip exif files

jhead -purejpg p.jpg 

convert in batch

for i in *jpg; do convert -resize 50% $i s$i; jhead -purejpg s$i; done

viewing usb raw (usb snifing) in ubuntu karmic

1. check kernel version

uname -r

mine is 2.6.31-14-generic
2. since my kernel is > 2.6.21, I need libpcap 1.1.0

locate libpcap

found out mine is libpcap.so.1.0.0
4. ???