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3978

How can I keep from singing?

This is a story of a most unexpected journey — one that is just starting. If somebody had told me four years ago that I’d be writing this today, I would have stared at them in astonishment or laughed dismissedly. Yet here I am, writing about a late-found hobby that has somehow become a very important part of my life.

3982

5NF and Database Design

Author: Alexey Makhotkin squadette@gmail.com, (~3900 words) One of the goals of this publication is to deconstruct the traditional ways of teaching basic topics in relational databases. Previously we discussed the fourth normal form (4NF): “Historically, 4NF explanations are needlessly confusing”. Let’s discuss the…

3983

80386 Memory Pipeline

The FPGA 386 core I've been building now boots DOS, runs applications like Norton Commander, and plays games like Doom. On DE10-Nano it currently runs at 75 MHz. With the core now far enough along to run real software, this seems like a good point to step back and look at one of the 80386's performance-critical…