Settings Menu for Arduino-based Devices

Settings Menu: the Origin I was building a level meter for a water cistern based on Arduino and ultrasonic distance meters. Since I had no exact data about the cistern…

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Creo vs. Common Sense

About the List In the beginning, I had learned 3D modelling with Solidworks and it had been a mostly pleasant experience from the very beginning. Since early 2016, I’d been…

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Damogran Soup

Damogran Soup

Here’s a quick tutorial on interFoam solver from the OpenFOAM toolbox. It demonstrates how much mess one makes when sneezing close to a bowl of soup. The Case Every time…

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OpenFOAM postprocessing: a few shortcuts

Run-time postprocessing For pump performance calculation (and in many other cases as well), one usually needs data about pressure rise (head), flow, and power. If cavitation is an issue, maximum…

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Python: Variable Type Specifier

How to specify variable type in Python

variable: variableType = … The Problem I’ve recently switched job and I was “thrown” into a large project(s) based on Python. I had to implement only a few simple functions,…

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SPI Bus Cable Length – nRF24

There was a game called Labyrinth Ljubljana, and part of its technical solution was a Control Unit which controlled our custom made flashlights over RF link with cheap chinese module…

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How To Make Indestructible Housings – Labyrinth Ljubljana Flashlights

This is a post about what we think is the right approach to make an indestructible cases for your DIY projects. Imagine this scenario: take a group of people and…

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How To Use CNC For Plastics

Here is a reason why we used Cene the CNC for plastic milling. And here are few tips and tricks for CNCing plastics, in our case polyethylene: Use the sharpest drills…

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