Charles Petzold

When a government engages in deviant behavior, it is the responsibility of the people to express their opposition. That's why I'll be participating in the No Kings protest in New York City on Saturday. ... more ...

Am I naïve in expecting Artificial Intelligence to be smart? Is my interpretation of the word "intelligence" too literal? And when an AI behaves stupidly, who's to blame? The programmers or the AI entity itself? Is it even proper to make a distinction bet

Today is the 20th anniversary of this blog. I posted my first entry 20 years ago as I was finishing my book Programming Microsoft Windows Forms. Since then, I've posted over 900 entries, all of which are still online. ... more ...

I've been going down some odd rabbit holes recently while researching my free online book-in-progress The Lost Art of Logarithms. Although the book is mostly focused on the history, use, meaning, and importance of logarithms, I believe that even histories

I recently saw an animation on Facebook that purported to show the "hidden beauty of the Moon's orbit as it creates a flower-like pattern while revolving around Earth and Sun," further referring to this motion as "celestial choreography" and an "intricate

A friend from my PC Magazine days recently posted on Facebook a little mathematics anomaly that he encountered while trying to figure out the number of possible passwords under certain conditions. He began with the stipulation that a four-character passwo

This is a good-news-bad-news kind of day. ... more ...

I recently had a delightful remote chat with Tom McGrath of the DEX Show podcast (a presentation of the nexthink software company) about the 2nd edition of my book Code: The Hidden Language of Computer Hardware and Software and some other issues. Here it

The difference between misinformation and disinformation is the difference between ignorance and malice. Trolling is somewhat different, incorporating an element of provocation and narcissism. But what the hell is this? ... more ...