And now it's all this

And now it's all this

Dr. Drang

I just said what I said and it was wrong or was taken wrong

Latest Posts

In his excessively long speech to the World Economic Forum yesterday in Davos, Donald Trump did some surprising backtracking. Not the stuff about Iceland Greenland, but on his method of calculating price reductions. For weeks—maybe...
The Midwest is expected to have very cold temperatures this weekend, which got me thinking about burst water pipes. Water expands about 9% as it freezes, and a lot of people think it’s pressure from the outward expansion of ice that...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] At the end of last week’s belaying post, I said we’d look into the condition in which the...
My apologies to those of you hoping for another pulse-pounding post on the mechanics of belaying, but I’m going to talk about Apple again. The belaying follow-up should come out this weekend. What prompted this post was being chastised...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] I’ve been bothered by this little physics problem for a couple of days. It appeared on Rhett...
I strained my right thigh and hip this fall doing something, but I don’t know what it was. Eventually, after several weeks of thinking it would work itself out, I decided it wouldn’t and started going to physical therapy. Several of the...
Do you remember the Acid Tests? Not Ken Kesey’s Acid Tests; even I’m not old enough to remember those; I only read about them in Tom Wolfe’s book. No, I’m talking about the tests that checked browsers on how well they complied with web...
After writing this morning’s post, I went down to Channahon for a walk along the I&M Canal towpath. On the drive there and back, I thought about redoing the project in Python instead of Mathematica. It seemed like a fairly easy problem,...
[Equations in this post may not look right (or appear at all) in your RSS reader. Go to the original article to see them rendered properly.] As a general rule, I don’t get the fascination mathematicians have with Fibonacci numbers, but I...
If you pay any attention at all to the Apple-centric web, you saw an explosion of links yesterday to this article by Nikita Prokopov, which rightly eviscerates the proliferation of menu icons in macOS 26. I may write up my thoughts on...
As an alternative to the Writing Tools proofreading macro I showed in yesterday’s post, I built another one, called Proofread With Claude, which gets the edited text through a call to Anthropic’s Claude API. I make the call in Python...
Yes, it’s been less than a week since I wrote about LLM proofreading and showed you the “final” version of the Keyboard Maestro macro I’d been using. And that wasn’t a lie because it is the final version of that macro. It’s just that I’m...
A couple of weeks ago, Scientific American published this puzzle. There are nine overlapping rectangles, A through I. They overlap one another in a specific pattern using a notation I hadn’t seen before: A\(D, F) F\(A, B, I) B\(F, G)...
In my recent post on the Keyboard Maestro episode of Mac Power Users, I needed a screenshot of a Typinator window and had trouble getting what I wanted. I tried using my SnapClip macro, but I found that when the macro’s user input window...
I’ve written two posts on using LLMs to proofread my posts before publishing. In the first post, I had a fairly rudimentary prompt and spent most of my time discussing the feedback ChatGPT gave me. By the second post, I had refined the...
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