christianheilmann.com / .christianheilmann-com

Cleaning out some old boxes trying to find an old work contract I came across a sticker sheet I got back when HTML5 became a standard that has all the icons on there the W3C defined as part of the "web reboot": I posted it around on social media to ...

For our weekly WeAreDevelopers Live Show I wanted to have a way to include a time progress bar into the page we show. The problem there was that these are markdown files using GitHub Pages and whilst I do use some scripting in them, I wanted to make ...

When I still worked for a US company, I traveled every few weeks to the US, so much so that I had gold status on several airlines. Ever since the Covid pandemic hit and I got laid off by my last employer as part of a 10k employee cut, I stuck to ...

This is the U-1206. It was the peak of submarine technology at the end of the Second World War. Right now it lies at 70 metres depth slightly North West of England. You might say this is an impressive feat for a submarine to be submerged that long.