notes on personal projects, mostly related to web-development or logistics simulation

Online Hygrometer

Capture, store and display humidity and temperature measurements from DHT22 sensors

December 14, 2024 · 1 min

Tracing ORM Performance Issues

https://github.com/fladdimir/orm-performance-tracing-sample

July 19, 2024 · 1 min

Green-Light Optimized Speed Advisory for Cycling in Hamburg

A proof-of-concept web app to reduce traffic-light waiting time

June 26, 2023 · 9 min

Testing Legacy Software

On useful automated tests and how to get there when not developing a system from scratch

April 10, 2023 · 15 min

Availability and Consistency of an App with Multiple Datasources

Debezium, Quarkus, Kafka - the Transactional Outbox pattern in action

December 17, 2022 · 8 min

Credit-Card-Free Web Application Stack for 2022

A no-credit-card way of developing, deploying, and monitoring a web application

February 22, 2022 · 5 min

Python-based Emulation for Developing Material Flow Controls in C

Running C code as part of a Python simulation using CFFI

August 23, 2021 · 6 min

Web-app for Sharing Geo-Locations

React, Leaflet, Micronaut, Okta, & Heroku

December 28, 2020 · 3 min

Real-time Simulation-based Supply-Chain Analytics

Proof-of-Concept using Casymda on AWS, ft. Terraform and LocalStack

October 27, 2020 · 10 min

Urban Logistics Network Simulation in Python

Building Anylogic’s GIS-Feature w/ SimPy, OSMnx and Leaflet.js

April 4, 2020 · 4 min

Digital Twin for Assembly Line Material Provisioning Planning

Case-Study on Reinforcement-Learning in Logistics

March 21, 2020 · 19 min

Introducing Casymda

A Python-Package for Animated Discrete-Event-Simulation based on BPMN and SimPy

March 20, 2020 · 4 min