Archive for November, 2008

Recovering with Time Machine

November 19th 2008

Two things about my computer use over the past decade: 1) I’ve been moving all of our family mementos (mementi?) to digital form, and 2) I’ve become a total klutz about mass storage. A disaster in the making? Almost, but not quite. I’ve spoken earlier about using RAID on my Mac Pro, and now I’m using RAID with my Time Machine storage. I use my drive swapping trick to create backups, and keep the backup off-site.

While performing the drive swap, I managed to smash my working OS X system partition. Thus, I got to experience first-hand the process of recovering my system from my Time Machine backup. Here’s the report.

[UPDATE: Since the original posting, I've found more brittleness in the restored Aperture directory and I've been negotiating a truce between Paragon's NTFS and my NTFS-formatted portable USB drive. Sides are still not quite on speaking terms.]

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Setting file permissions

November 10th 2008

I’ve been working on tutorial material to explain file permission settings in general. This seems to be a topic that most textbook authors avoid like the plague.

Today, I was googling about file permissions and I found this blog entry at Jaanus.com about the sad usability state of file permission setting functions in Windows and OS X. The author mentions some research at CMU on the usability of file permissions, and highlights several of the pitfalls in the Windows XP interface.

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