Posts

Who should decide?

2025-03-06 Antonín Král
𝕀’ve come to like the saying “don’t ask for permission, ask for forgiveness”1. It reflects the reality that most decisions don’t need approval, and waiting for blessing … Read More →

U+2234 -- The Story of the Symbol ∴

2025-01-12 Antonín Král
𝕎e don’t know when the symbol as such appeared. Probably very long ago. The triangle is a popular symbol in itself, and three points naturally present themselves as its symbol / representation. … Read More →

DC Motors, Limit Switches, and Diodes

2024-07-08
𝕆ur chicken coop door is controlled by an ESP8266 board running Tasmota. Tasmota allows for simple configuration of timers based on sunrise and sunset using timezone information. The door movement is … Read More →

The Power of Written Standup

2021-03-08 Antonín Král
𝕎ritten standup is a simple tool that can significantly improve how distributed teams work. It’s just what it sounds like: instead of meeting to talk, team members write down what they’re … Read More →

Traffic light without MCU

2019-07-07
𝕂ids wanted a working traffic light for one of their games. I took it as a good reason to hide in the workshop and produced one showed on the video below. […] This is super-simple project, why … Read More →

Smarwi

2017-11-28
ℙodlehl jsem impulznímu nákupnímu rozhodnutí a pořídil smarwi external link . Celou akci spustil Petr Stehlík external link , který postnul link na recenzi produktu serverem Geniální … Read More →

Tracing distributed systems at Showmax

2016-10-21
𝕎e have opted for a micro-service paradigm on our back-end. This means that different parts of the API accessible by end-user applications are handled by different services running on our application … Read More →