Savvy Windows users have to watch their virus checkers as closely as the head nurse in the ICU keeps an eye on patient monitors. Often, the buzz in the Windows security world is about which protection-for-profit firm was the first to discover and offer protection for the malware du jour -- or should I say malware de l'heure? The only thing better than having backed the winning Super Bowl team come Monday morning at the office coffeepot is having the virus checker you use be the one winning the malware sweepstakes that weekend.

Unlike protocols such as FTP, BitTorrent groups multiple files into a single package called a torrent. For example, you can typically download several installation ISO images as a single torrent.

I tested these utilities on a Debian-based system. Debian's apt utilities made it easy to find and install a dozen file managers in about 15 minutes. I found filers for the console, for X Windows, and even a few with their own desktop managers. All provided the simple cut, paste, and copy capabilities I expected; but each also provided little extras that I didn't.

Ghostscript is a package that enables you to view or print PostScript and PDF files to other formats, or to convert those files to other formats. It's a popular tool among Linux users, but what many people don't know is that Ghostscript is also a powerful tool for combining PDF files.