Big Announcement: the 2024.8 version of Unlearning SQL, and the 2024.9 version of Pivot to Python are available from booksellers online. Both are revised and all the code tested with Python 3.12.

Book (pre) Announcement:

• KDP - See https://www.amazon.com/stores/Steven-Lott/author/B00HNRSLEK for my author's page.

  https://www.amazon.com/Unlearning-SQL-hammer-every-problem-ebook/dp/B0DDMFMXNW is the book.

• Google Play - See https://play.google.com/store/books/details?id=23WAEAAAQBAJ. Be sure to get the 2024.08 edition; there's a previous …

This was a surprising thing (for me) to see. Surprising because -- after writing a book about functional programming, I'd forgotten that some of the ideas are actually really new to people.

(I've omitted the source of the quote because I want to reuse this without worrying about link rot. Some …

Central to OO design is "encapsulation." It's so central it is part of several separate principles.

In the S. O. L. I. D. design principles it's the Interface Segregation Principle. And a significant part of the Single Responsibility Principle.

In some cases, Python n00bz -- folks who already know some OO …

Let's reach way, way back. 1989 - 1990. This will let me talk about OO programming and Python Type Hints. (really) And doing OO design for things that are as pervasive (and transparent) as air. Things that need to be part of a design, but don't appear in any documentation.

In …

The question was "Favorite Design Patterns."

This is tricky because -- well -- so many patterns appear and re-appear in software. Picking a few from the vast world of patterns is fraught with difficulties.

Here are some thoughts:

• Code Quality - Which Implementation is "Better"?
• State-Based Object Modeling
• Functional Programming and Finite State …

I'm undecided if this goes into the next book. Maybe this is a teaser... And yes, this is a Python to the Rescue story.

I live on a boat. See Red Ranger Blog for details. What's essential is this little complication.

The South Gulf Cove Boat Lock.

The lock keeps …

I'm undecided if this goes into the next book. Maybe this is a teaser... And yes, this is a Python to the Rescue story.

I live on a boat. See Red Ranger Blog for details. What's essential is this little complication.

The South Gulf Cove Boat Lock.

The lock keeps …

For social contact, I'm generally following people on https://fosstodon.org/home. I'm https://fosstodon.org/@slott56.

Or @slott56@fosstodon.org <https://fosstodon.org/@slott56> as they say in the Fediverse.

But I saw some stuff on Twitter that was disheartening.

I thought Python🐍wasn't strongly typed.🤔 But this code …