If you've ever downloaded a DMG file from a website, you've dealt with a disk image. Disk images are a kind of virtual disk--like a CD or DVD or even a hard drive. They store files in a way that acts ...

UNIX tutorial MacFixIt readers who are new to using UNIX have frequently asked for more background help in decoding the UNIX commands that have been posted on these pages and in the OS X Forums. While ...

Your Mac shows you all of the files on that and then when you've taken the one you want, you eject the DMG exactly the same way you would a real disk. Plus in theory you can burn your virtual disk ...

OS is great, but it has its gaps. These five utilities fill them, and I miss them every single time I use a Mac without them ...