Erik Martín Jordán

2025

Sep 17Unseen angels

Sep 04Systems theory

Aug 21Perplexity

2024

Aug 14Create a filter from multiple columns in Power BI

Jan 05Full outer join in Power BI

2023

Jan 15Habits and routines

Jan 03I achieved level 90 in Freeletics

Aug 26Recursive generation of QGIS maps for each location

2022

May 10Government and fibre deployment

May 17947

May 13Feeling stupid at a new job

Jul 18Rebranding

Jun 14Tech without branding

2021

Dec 11Donations, ads, memberships, paid newsletters—what's next?

Nov 29What is money?

Nov 21Paying with QR codes in Thailand

Dec 19I got an iPhone 13 Mini

2020

Dec 28End of year reflection

Dec 26Hedonic adaptation

Dec 22About Firebase project limits

2019

Dec 13Documenting the journey

Sep 22When nothing seems to work

Aug 03Replicating GitHub's grid