Bitboxer

blog projects about me
  •  A black and white foto of a young kid singing into a microphone. You see the kid from the side standing in front of a pop shield.
    Going viral on mastodon

    Recently, I had a post go somewhat viral (at least for my standards). The post currently has around 4,200 boosts and 3,700 favorites.

    15 Mar 2025
  •  A foto of a protest, you see a person raising a sign. The sign says: Run Forrest Run.
    Berlin is Calling: Stand Up and Protest for Change!

    In a bit over a month, Germany votes for the next government. It looks like conservative, right-leaning parties might win a lot of votes. Let us all try to prevent that. One way to do that is to go out on the street and protest to show others that we fight. That we haven’t given up hope for a better world.

    16 Jan 2025
  •  The entry of the conference hall where the 38c3 took place in Hamburg at night. The entry has a purple lid up sign that says 38c3. At the corner of the building you see 3 white glowing letters: CCC
    38c3 retrospective

    It's time for one of my traditions: the CCC talk recommendations.

    13 Jan 2025
  •  A screenshot of an ios screen, overcast is playing the latest episode of 99% invisible
    Favourite Podcasts of 2024

    Overcast has a new feature that highlights what podcasts you have listened to. Here is the list of mine. With some additionally honorable mentions.

    31 Dec 2024
  •  A pile of blankets on a table
    Smart Heating with HomeAssistant

    The dumb heating dial in our apartment needed a smart upgrade. Here is how I added it to my Home Assistant

    27 Dec 2024
  •  A lot of small wooden scrabbles with letters on them. In the center you see a scrabble with the @ sign.
    Email validation - easy to get wrong, simple to fix

    If you mention email validation, most developers only think about the technical aspect of it. What is a valid email? Basically, there are two ways of thinking about it: Regular expressions are enough or Regular expressions don’t cover 100% of the email standard. For that I can only say: yes, a regular expression does not work for your esoteric email addresses, but who cares? The w3c spec for <input type="email"> says this should be done with this regular expression:

    03 Feb 2024
  •  A person sitting in a white room, holding a remote control in their hand.
    Tuya Zigbee IR Blaster in Home Assistant

    Adding Infrared capabilities to your Home Assistant opens tons of interesting integrations. Here is how.

    20 Jan 2024
  •  Naming things, a book with a bright yellow cover, on a dark table. Next to a coffee cup.
    Book review: Naming Things

    At the end of last year, I realized that I somehow stopped reading technical books. There was just too much going on to read that kind of content in my leisure time. Why learn a new thing when you also could escape to Teixcalaanli? But I started to crave some technical content and I looked at my pile of unread technical books.

    08 Jan 2024
  •  Lila Beleuchteted Raum, eine Person steht 20m entfernt mit dem Rücken zur Kamera
    37c3 retrospective

    The last time I did a CCC event retrospective was 4 years ago. I skipped 36c3 for reasons, but with 37c3 I’m back. I wasn’t in Hamburg this year, and I’m not sure if I want to join 38c3 in Hamburg, but time will tell.

    07 Jan 2024
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