July 2023
![](img/z80.jpg)
A landing page for my various CP/M articles and utilities.
Categories: Z80, retrocomputing
![](img/d2.jpg)
The Cowon D2 DAB was a media player ahead of its time. There was nothing like it in 2005, and there still isn't.
Categories: TDMTLTAM
![](img/activemq-logo.png)
Shared subscriptions are a 'new' feature in JMS, that seems to be poorly understood, particularly in a clustered environment. In this article, I explain how shared subscriptions are supposed to work, and what the implications are for load sharing and fault tolerance.
Categories: middleware
![](img/pronto.jpg)
The Pronto offers a salutary lesson in how an excellent product can die, leaving a gaping hole in the market that nobody wants to fill.
Categories: TDMTLTAM
![](img/chip.png)
No 80s computer is complete without the chucka-chucka-chucka sound of a floppy disk drive doing its thing.
Categories: electronics, Z80, retrocomputing