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As many of you know, I’ve retired. I worked hard, for long years. I deserve a rest. I love spending time with my granchildren, but mostly I’m devoting my time to hobbies.

I thought I’d show you a picture of my hobby room!

I wrote a program to help solve Jumble word puzzles.

I wrote a Z80 assembly program for my RC2014 Zed computer. I wanted to get a complete CP/M experience, so I used the CP/M 2.2 ASM assembler, LOAD relocator, and the DDT debugger.

I did cheat a little. Although I used the vintage RED editor for some text input, I also wrote some on my Linux laptop, and transferred to the RC2014 Zed via XMODEM.

I’m a little happier with my wordle-solving regular expression today.

I heartily endorse Wordle as a word game.

I didn’t do great on Sunday, August 28 2022 Wordle:

This is something:

Iceberg

The Go programming language has a unique, built-in concurrency model that can make some processing much easier.

Have one goroutine do some (probably recursive) work. It puts results on a channel. The main goroutine reads results from the channel and possibly does some filtering on those results, like output unique values.

Explanation of my design of a binary tree Golang package

I built a Z80-based RC2014 Zed computer from a kit.