Posts
2024
Implementing a system test for Popyka
Let’s create a system test for Popyka (a system designed to capture database changes and publish them to Kafka), emphasizing a black-box approach, treating Popyka as a whole system and focusing on verifying its functionality end to end.
From Zero to CDC: A 3-days Agile Journey to the PoC
In this post, we’ll explore some technical aspects of constructing a lightweight Python-based CDC system. However, the core focus here is on the techniques that unlock rapid iteration and efficiency, particularly when navigating significant uncertainty. We’ll use PostgreSql and Kafka.
Review: Building Event-Driven Microservices - Adam Bellemare
Ready to level up your microservices with event-driven architecture? This book gets you started!
2023
Managed vs self-managed PostgreSQL on Digital Ocean
Short comparison between managed vs self-managed PostgreSQL on Digital Ocean.
Install PostgreSQL 16 on Digital Ocean droplet
Short tutorial to have PostgreSQL 16 up and running. Includes setup of firewall and a simple benchmark.
Weed unnecessary Debian packages with debfoster
debfoster helps you uninstall packages no longer required in a simple way.
2021
Sending data from Arduino - part 3
Part 3: learn about the effects on performance when packing more than a single data point per UDP packet.
Sending data from Arduino - part 2
Part 2: let’s learn about the performance of sending single data point per UDP packet.
Sending data from Arduino - part 1
Part 1: as a first approach, let’s try the simplest way to send data using UDP packets.