blog of the day

How to run php4 and 5 on the same server

http://techome.wordpress.com/2008/01/18/running-php4-and-php5-concurrently/

and here is how to use perl when replacing strings in files

Perl commandline search and replace

http://techome.wordpress.com/2007/12/22/perl-commandline-search-and-replace/