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 consider yourself a good cook, you may or may not know how to make a souffle or baklava. But there are certain things you probably do know how to do that form the basis of many recipes. For ...

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 ...