People who have had bad experiences on Windows disks that performed poorly after they had become very fragmented often wonder if they need to apply some kind of periodic analysis and defragmentation ...

If you're new to the UNIX operating system, especially if you're familiar with Windows, you'll find that the file access control mechanisms might not be exactly what you expect. File permissions and ...

Maybe you're married to Microsoft Exchange, but you secretly pine for open-source e-mail tools like SpamAssassin or fetchmail. Or maybe you're using Unix-based applications for some network services, ...

Windows users who dive into *nix without first researching the operating system are in for quite a shock. The complete lack of a C:\ drive can send Windows switchers into a tailspin. Thankfully, IBM ...

One of the questions that Unix users are sometimes reluctant to ask is how all the directory names — like /etc, /var and /usr/local — came about in the first place. Why did we adopt the particular ...