Mac OS X 10.7 Lion makes a conceptual leap away from the Mac's original focus on opening apps to create files, launching a new task-centric interface borrowed from iOS. Lion apps can also auto save ...

OK, so OSX is married to Quicktime (which is pretty much the most horrible video player ever IMO). I use VLC to open pretty much all my video files, but how can I make it the default program for ...

While I was researching an OS X Tips column for later this week, I came across a .sit file. Now, if you’ve been working with Macs as long as I have (my first Mac was a Performa 638 CD, just before ...

Editor’s Note: This story is reprinted from Computerworld. For more Mac coverage, visit Computerworld’s Macintosh Knowledge Center. Directory services are a critical component of any enterprise ...

File/Application association in OS X is done by the system's launch service, which if corrupt can result in odd problems with specifying applications to open your documents. Topher, an avid Mac user ...