3D Printer Streaming Solution Unlocks Webcam Features

While 3D printer hardware has come along way in the past decade and a half, the real development has been in the software. Open source slicers are constantly improving, and OctoPrint can turn even …

Get Today’s Forecast In Classic 90s Weather Channel Style

Remember when The Weather Channel actually had weather? It’s been a while, but we sure remember what a boon Local on the 8’s was when getting ready for the day. Not having to wait for t…

IRC Client On Bare Metal

In the beginning, there was the BIOS, and it was good. A PC’s BIOS knows how to set up the different hardware devices, grab a fixed part of a hard drive, load it, and run it. That’s all…

Playing Chess Against Your Printer, With PostScript

Can you play chess against your printer? The answer will soon be yes, and it’s thanks to [Nicolas Seriot]’s PSChess. It’s a chess engine implemented in PostScript, of all things. …

Webserver Runs On Android Phone

Android, the popular mobile phone OS, is essentially just Linux with a nice user interface layer covering it all up. In theory, it should be able to do anything a normal computer running Linux coul…

User Beware: The Fine Line Between Content And Code

Everyone loves themes. Doesn’t matter if it’s a text editor or a smart display in the kitchen, we want to be able to easily customize its look and feel to our liking. When setting up a …

It’s About Time

I’m pretty good with time zones. After all, I live in Germany, Hackaday’s server is in Los Angeles, and our writers are scattered all over the globe. I’m always translating one time into another, a…

AI Image Generation Meets Virtual Dress Up

Image generators have really taken off thanks to machine learning, and all kinds of new ideas have been turned on in people’s heads as a result. OOTDiffusion is one such project, its job bein…

Your Text Needs More JPEG

We’ve all been victims of bad memes on the Internet, but they’re not all just bad jokes gone wrong. Some are simply bad as a result of being copies-of-copies, as each reposter adds anot…

A Nine-Year-Old’s Z80 Drawing Program

Full disclosure: [Óscar] isn’t nine now, but he was in 1988 when he wrote LOCS, a drawing program in Z80 assembly modeled after Logo. You can see a demo of the system in the video below. You …

Making Floating Point Calculations Less Cursed When Accuracy Matters

An unfortunate reality of trying to represent continuous real numbers in a fixed space (e.g. with a limited number of bits) is that this comes with an inevitable loss of both precision and accuracy…

This Piano Does Not Exist

A couple of decades ago one of *the* smartphone accessories to have was a Bluetooth keyboard which projected the keymap onto a table surface where letters could be typed in a virtual space. If we&#…

An ESP32 MultiFactor TOTP Generator

MFA, or multifactor authentication, is a standard security feature these days. However, it can be a drag to constantly reach into one’s pocket, scroll to Google Authenticator (other MFA appli…

The Juggler: In Rust

Back on the theme of learning to program by taking on a meaningful project — we have another raytracing demo — this time using Rust on the Raspberry Pi. [Unfastener] saw our previous article about …

DOOM Runs On Husqvarna’s Robot Lawnmower

DOOM has been ported to a lot of platforms — to the point where the joke is kind of getting old now. Evidence of that is available in the fact that brands are now getting in on the action. Ye…

KiCad 8 Makes Your Life Better Without Caveats

A few days ago, KiCad 8 was released, and it’s a straight upgrade to any PCB designer’s quality of life. There’s a blog post as usual, and, this year, there’s also a FOSDEM …

Filters Are In Bloom

If you are a fan of set theory, you might agree there are two sets of people who write computer programs: those who know what a Bloom filter is and those who don’t. How could you efficiently …

Steampipe: All SQL All The Time

Although modern Linux has slightly shifted, the old Unix mantra was: everything’s a file. With Steampipe, a better saying might be: everything’s a SQL table. The official tagline is &#8…

The Latest Windows 11 Release Might Not Work On Your Oldest Machines

Everybody knows you can’t install Windows XP on a 386, or Windows 95 on an original IBM PC. But for Windows 11, the goalposts seem to be changing with newer releases of the existing OS. As co…

Make Your Bookshelf Clickable

We’ll confess that we have a fondness for real books and plenty of them. So does [James], and he decided he needed a way to take a picture of his bookshelves and make each book clickable to f…