Wojtek @suda Siudzinski


Python/Node/Golang developer, DIY hacker, rookie designer, 3D print junkie. Owner @ Appsome, CEO @ Gaia Green Tech


  1. Backup CoreOS's data volumes

    Yaron made a great Docker image for creating backups using Duplicity. It's designed to make backups of host directories, but what I wanted is to backup other container's volumes. You can do this with this CoreOS unit file: [Unit] Description=Backup After=docker.service Requires=docker.service [Service] User=core…

    on docker, coreos, data volumes, etcd

  2. Copy data from one data volume to another

    Recently I've played around with Docker and CoreOS I made some mistakes in the beginning. When I discovered that my data volume is based on the same image as the container which is supposed to use it (therefore wasting disk space) I wanted to move my data from the old…

    on docker, coreos, data volumes

  3. Place your profile on 3D printed coins

    Some time ago our friend Maciej introduced us to a great card game called Coup. When we purchased localised version it turned out that instead of coins, it contains separate cards with "current balance" fields which you should navigate using a small marker. It's not very usable and…

    on 3d printing, coup, coins, photoshop, openscad, card games

  4. Mirror with NeoPixel lights

    Couple months ago I promised Ola that I'll pimp up her Ikea TRENSUM mirror with some lights. After a bit of time and failed attempts of mounting LEDs on a ring I decided to use Adafruit's NeoPixel ring which has perfect diameter for this mirror (coincidence? I don't think so.…

    on arduino, ikea, trensum, ikeahacking, neopixel, adafruit, trinket

  5. Spark Core powered automatic pill dispenser

    Last weekend @chojnac and I, went to PayPal's Battle Hack 2014 Warsaw. Our hack was a hardware pill dispenser using two servos and a Spark Core. Construction Dispenser is made out of 4 plates: First plate (from the top) Glued with four tubes acts as pills storage and feeder. It…

    on spark, core, 3d printing, hackathon, medsgenie