Even after all these years the bao still helps teach people how to solder and take something home. We had a couple of people (old members, new visitors) learn how to solder! Our old member had trouble soldering with a plug-in soldering iron with dubious tips, and we worked on how to best make use …
This time we had two guest for our Tuesday HackJam. Torrey came from Shenzhen and brought his Pomoduino kits, which we soldered together. The Pomoduino is a timer that helps you structure the day, concentrate on work, and take regular breaks. It also serves as an introduction into electronics and soldering. Valentin showed us the …
We had a full house for Adisbladis’ presentation during our weekly open evening, the HackJam. Adisbladis gave an introduction to the Nix package manager and to NixOS. He then showed us how to make use of Nix’s powerful features in the context of doing Python development with pyproject.nix. Adisbladis is a freelance Nix consultant & …
Read More “Using Nix for Python development like it’s 2025 – 2025-02-04”
Our member emeritus, Hamish Coleman – still very active even when he is not in Hong Kong – came back for a quick visit. We welcomed him. Not only we have a great opportunity to hear about the project that he’s been working on for years and used by thousands – n3n (and its predecessor, …
After a lot of clean up, the space is ready to see some actions. And we did just this past week! Iulian Arcus, our member who just moved from the UK, gave a very interesting talk on storing energy using heat batteries. Our friends at Open Source HK gave a talk on computer vision using …
Read More “Happening Week – Storing Heat, AI Face Blurring, Revived Arcade – Oh My!”
On our first HackJam after decluttering and cleanup, we wiped some final bits and pieces. Alex gave an impromptu presentation about the Sunday visit to the UAS drone expo last weekend in Shenzhen. What else happened:
During our weekly HackJam, visitor Iulian gave an impromptu presentation showing us TouchDesigner. Its node based editor is popular to create visuals for VJing in clubs. Iulian generated Perlin noise, then used the bass frequency of a music loop to advance through the noise along the z axis. Next, he showed how to separate an …
Today I installed the Air Quality sensor at the Lab. It is constructed around a D1-mini (ESP8266) and connected to an SDS011 and a BME280.
