John Graham-Cumming's blog

Ode to the anti-Mac: Panasonic Toughbook FZ-40

Pimping my Casio: Part Deux

The discreet charm of the infrastructureless

Low-background Steel: content without AI contamination

It was time for a dim bulb current limiter

Just one more calculator, bro, just one more, I swear it's the last one

The Via Verde Stick

Debugging Lotus 1-2-3 by fax

I have come to loathe acronyms

Archiving hardware projects

Getting the KIM-1 to talk to my Mac

Twenty years of the "GNU Make Standard Library"

The complete text of "All Watched Over by Machines of Loving Grace"

badkeming: a site for kerning so bad it's keming

"All your base are belong to us" introduction to my 2004 MIT Spam Conference talk

Personalized voice recordings by Elwood "You've got mail!" Edwards

Rabbit hole: stumbling across two Portuguese punched cards

I made a rubbish clock

Cracking an old ZIP file to help open source the ANC's "Operation Vula" secret crypto code

Steve Ballmer's incorrect binary search interview question

Two ways to use an LED as a light sensor with Arduino

Acorn Computer Systems catalogue circa 1983

Fixing my iPhone 13 Pro cameras at -18C

Controlling the Taylor Swift Eras Tour wristbands with Flipper Zero

The Economist's ugly new print typeface