The input record separator variable ($/) is one of Perl’s special global variables. Perl has a large number of special variables (all listed and explained in the perlvar manpage), but really you only ...

Let me explain.<BR><BR>The CGI module handles all the decoding and whatnot of your CGI variables when you instantiate it (the new CGI; line). Then, a call to CGI->param () will return the list of ...

Being a hired-gun developer, I inherit all kinds of client problems. Recently, I was tasked with exporting a delimited flat file from one application and formatting it so it could be imported into ...

There are a lot of really nice scripting languages available to Unix admins, but Perl is still one of my favorites for doing any work that involves regular expressions — any text that you can describe ...