Month: August 2016

Old medicine

As you can see, the cover page of this book looks old enough — 151 years old, to be precise. But you’ll notice that the title refers to “Early England” and the sub-sub-title refers to “before the Norman conquest,” so… Read More ›

15th Century crypto

If you’re sufficiently geeky, you will surely want to know something unexpected about the mathematics of functions and their inverses: cryptography in the 15th Century. Why? Because then we’re focusing on the transition from the monoalphabetic ciphers (such as Caesar,… Read More ›

A multilingual bookmark

I’ll have to give this as a puzzle to my incoming freshmen in September. You know how libraries give out free bookmarks as a service to their customers? (I’m sure it’s mostly just a way to discourage evil practices like… Read More ›

Spacing after periods

Three decades ago, when I was doing some contract work for a software company that shall go nameless, a co-worker suggested an optional plug-in for their flagship product. For a mere $5000.00, a customer could install a module that would… Read More ›

School Daze

Being forced out of one’s comfort zone is a good thing, right? So they say. But I’m not so sure. I just watched School Daze, a 1988 pseudo-comedy written, directed, and produced by Spike Lee, who also played one of the lead roles. It’s primarily about… Read More ›