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 Paul Krugman’s post today, he includes two charts. One is fine, the other isn’t. Here’s the first one: Generally, I’m not a fan of putting stuff in the margins that could be within the body of the plot itself, but at least it’s clear...
[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.] Continuing our odyssey through various ways of calculating the deflection at the center of a...
[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.] In the introductory post to this series, I mentioned that the shear is the derivative of the...
[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.] Here’s the first of the derivations for the center deflection of a simply supported beam with a...
[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.] A few years ago, I wrote a post describing how I asked ChatGPT to solve a couple of elementary...
I mentioned last week that some wording in a news article struck me as odd. A similar thing happened when I read this Scientific American piece (that’s an Apple News link—I don’t have a SciAm subscription). In this case, I didn’t even...
[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.] Earlier this week, I saw this article in Apple News. It’s from the San Francisco Chronicle and...
After yesterday’s post, I got an email from reader Ron Sprague outlining two ways to block sender addresses from the list view in iOS Mail. Both of these methods are efficient, and neither starts with choosing a command with a stupid...
Complaints about Apple’s design choices usually involve transparency, color, and other legibility concerns. These criticisms are legitimate, but the poor design choices that usually set me off are the ones involving the mechanics of...
I meant to write this last week, shortly after I finished listening to Episode 612 of Upgrade. But things didn’t work out the way I hoped, so now I’m rushing to finish these few paragraphs before this week’s episode comes out (they’re...
[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.] In this morning’s blog/newsletter,1 Paul Krugman included a couple of unusual graphs that I want...
During my seven-week Spotlight trial, I was reminded of how easy it is to make file and folder launchers in Keyboard Maestro. In case you’ve also forgotten, here’s a short post on how to do it. There are three items that I open quite...
I started using launchers shortly after returning to the Mac (from Linux) in 2005. The first one I used was the great Quicksilver. I’m sure I learned about it from Merlin Mann, who was Quicksilver’s biggest advocate, but I can’t point to...
Yesterday’s post included some behind-the-scenes calculations that I figured were worth talking about. They were all done in Mathematica, and here’s the notebook I used: The first calculation works out the days of the vernal equinox in...
[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.] In its continuing attempt to teach us how calendars work, Scientific American has an article...