How to replace words in all files?

[Sergey S. Ropchan]

find / -name '*' -print | xargs grep "lnc0" 
- gives you all files in your system with lnc0 ...

perl -pi.bak -pe 's/lnc0/rl0/' file1 file2 ... fileN
- will replace lnc0 - rl0 in all specified files, with backuping of old
files in *.bak

> Hello!
> 
> I have a bunch of configuration files which all contain the word,
> or the reference to, my dysfunctional network interface lnc0. I used
> to have this simple script -- to replace a word in all ASCII files
> containing it -- with another word. In this case, I need to replace
> the string `lnc0' with `rl0' in all my configuration files. And is
> it possible having this script tell me what files it modified?
> 
> I promise I'll write it down this time :)
> And be generous on handing it back out to the society!
> 
> 
> --
> 
> Fafa Hafiz Krantz
>   Research Designer @ http://www.home.no/barbershop
>   Enlightened @ http://www.home.no/barbershop/smart/sharon.pdf
> 
> 
>