If you’ve programmed in Perl or any other language with built-in regular-expression capabilities, then you probably know how much easier regular expressions make text processing and pattern matching.

Good morning, all.<br><br>I'm just trying to figure out why one of my email servers isn't matching some entries from the maillog file. Logwatch sends me a bunch of unmatched entries, even though the ...

Regular expressions might seem arcane, but if you do any kind of software, they are a powerful hacker tool. Obviously, if you are writing software or using tools like grep, awk, sed, Perl, or just ...

/oracle/app/oracle/admin/txct1 (/dev/vx/dsk/dev05/txct1_admin) : 384526 total allocated Kb /oracle/app/oracle/admin/txsb1 (/dev/vx/dsk/dev05/txsb1_admin) : 96476 ...

If you’ve ever done any serious programming you’ll have run into something called regular expressions: … (abbreviated regex or regexp and sometimes called a rational expression) is a sequence of ...