The practical digital library updated

A few years ago I moved my private library to the cloud. It uses Calibre to catalog my books, and the Open Publication Distribution System (OPDS) to provide an Internet-capable catalog. OPDS is built in to a lot of publisher-independent e-reader software. My e-readers can generally retrieve books from Internet hosts that provide OPDS. My... Continue Reading →

A Mac Hack

Here's a clever two-step attack on a Macintosh. First, the victim downloads a file - it may be enough to email it to the victim as an attachment. Second, the victim opens a file or clicks a link. This executes the downloaded file. Yipes!

Update on the Apple Music Mess

The trouble reported earlier with Apple Music seems to have attracted high level attention. James Pinkstone had reported that Apple Music deleted countless unique tracks he had stored in iTunes, and that an Apple service rep assured him this was correct behavior. As he describes in a later blog post, Apple contacted him promptly. They... Continue Reading →

Which cables to keep, which to discard?

CNET recently published a list of cables to keep and cables to discard. I like to keep things for historical interest as well as for practical reasons. Historical examples allow me to show students different ways of doing the same thing. The picture on the left illustrates "serial vs parallel" and I use a similar... Continue Reading →

Apple Music Deletes Personal Content

[UPDATE: Apple now claims this was a bug; see the updated post] This is perhaps the worst example of entertainment engineering I've ever heard. Blogger and musician jamespinkstone claims that Apple Music deleted countless unusual tracks in his music collection. It "matched" the tracks with entries in its library. Then it deleted the matched ones from his... Continue Reading →

Recycling an iPhone – not a picnic

I'm upgrading my iPhone and trading in the old one. I had to erase the old one completely and unhook "Find my iPhone" from it. I'd seen headlines hinting that recycled iPhones aren't often erased. Some headlines suggest that the erasing operation itself doesn't really work. It works. It's just time consuming. I turned off TouchID and... Continue Reading →

Encrypt All Hard Drives!

If you have the technical interest to read this, you probably do a lot of your finances with your personal computer. Taxes, monthly budgets, check printing (on those rare occasions), and tracking numerous accounts - computers are far better than people at handling such details. A typical personal computer, or smart phone for that matter, contains company names,... Continue Reading →

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