The Cost of Proof of Work

Introduction In the last months I’ve spent a lot of my time researching and thinking about the ecological impact of blockchain. Bitcoin and Ethereum, the two most popular blockchain technologies, have a vast power consumption. The power consumption is not inherent to blockchain technologies, but a result of the way these blockchains are secured. The network of computers running Bitcoin and Ethereum establish trust by making changes to the blockchain expensive.
Read more →

End of COVID-19

Read more →

Aachen Bussgelder

Read more →

Walls in Tile Maps with Tile Strings

I’m working on a small game with a procedural map. As the whole game is set in a labyrinth-like building I’ve decided to use tile maps. The map generation algorithm produces a 2D matrix with 0s and 1s. A 1 indicates that the tile is walkable while a 0 represents an impassable field. In a simple 2D setting this could be represented by using a floor sprite for each 1 and a wall sprite for each 0.
Read more →

Veganer Flammkuchen

Read more →

Django Migrate MySQL to Postgres

I’ve recently migrated my tools project from an old the server to a new one. In the process I’ve decided to change the used database from MySQL to PostgreSQL. To do so I’ve used this amazing guide from calazan.com. As the guide was written for django 1.6 some minor changes were necessary when working with newer versions (I’ve used django 3.1.4). Setup for migration Steps 1 + 2 work as described in the guide above.
Read more →

Fairy Ring

Read more →

C̸u̴r̶s̷e̷ ̶o̵f̵ ̴B̵l̷o̶o̸d̴

Read more →

Kommunalwahlen Aachen 2020

Read more →

Home Office Pizza

This is my pizza recipe for an easy to prepare lunch. It takes 15 minutes to prepare the dough. I typically prepare enough dough for 4 servings. The dough can be stored for several days and improves each day ;). Preparing the pizza takes around 10 minutes. Ingredients Dough (per serving): 175g wheat flour (all purpose / 550) 100g water 5g salt 5g olive oil ~5g yeast Toppings Passata Olive Oil Salt and pepper (Chili, optional) Oregano vegan cheese (I use Simply V) whatever you like on a pizza!
Read more →