Of all the "under the hood" components of Mac OS X, my personal favorite is preferences files. Why? For starters, they are important. They potentially affect every application you use, from the Finder ...
In order to share files on a network in the past "classic" Mac operating system, you had to access and set up items in several locations. First, you needed to enable file sharing in one location, then ...
A filesystem is a way that an operating system organizes files on a disk. These filesystems come in many different flavors depending on your specific needs. For Windows, you have the NTFS, FAT, FAT16, ...