Author: Johannes Ernst

  • Overlord vs Indie #IoT — my notes for the internet of things panel at C2SV today

    These are the notes I took for myself in preparation of the panel. Of course, the panel discussion went in a different direction, but why not post my notes anyway? I’m told there will be a video of the actual event, and I’ll post that when I get the link. So, here are the notes:…

  • My new 4K monitor on my Mac: it’s unreal

    My first “monitor” was a TV that displayed 320×200 in four (!) colors. 640×400 in black-and-white was beyond its ability. This weekend, Fry’s had an excellent deal: UpStar 28-in monitor with native 3840 x 2160 resolution, for $219 after rebates. So my wife went out and got two :-) I’ve been gaping at it ever…

  • The Amazon Button first-hand: an unterappreciated marvel

    Did you know Amazon sells little thingies that consist of: a WiFi antenna a single button and a big battery, in a cute little 2in-package? They only know how to do one thing: you push the button, the thingie connects to Amazon via your WiFi, and tells Amazon you pushed the button. That’s all. Actually,…

  • Open-sourcing my (literal) Pain In The Butt

    Update 2015-11-06. Imagine you have a painful medical condition, and the doctors aren’t able to help you. What do you do? This is the situation I find myself in. Since March, I have been in almost-constant pain, deep inside my butt, and down my leg. I have seen close to a dozen doctors, physical therapists,…

  • Have lots of git repositories? Teensy git-360 is really helpful

    UBOS development involves lots of git repositories: our own UBOS code, code to build UBOS, code from various developers with various apps, code to package those apps for UBOS … and most of it is stored in separate git repositories. The common question: did I check in everything? what did I miss? Anybody who works…