Max Halford ツBlog Links Bio #data-scienceMy unvarnished guide to solution engineering 2026-06-04 data-science showerthoughtsThe total derivative of a metric tree 2025-05-06 data-scienceHard data integration problems at Carbonfact 2025-01-02 data-scienceCutting up shoes to measure their footprint 2024-05-17 sustainability data-scienceDecomposing funnel metrics 2023-12-14 data-scienceAnswering "Why did the KPI change?" using decomposition 2023-08-09 data-scienceGraph components with DuckDB 2023-06-03 data-science sqlMetric correctness doesn't matter, consistency does 2023-04-28 data-scienceAre Airbnb guests less energy efficient than their host? 2023-01-17 sustainability data-scienceDocker for data science @ HelloFresh Berlin 2017-06-01 data-sciencePredire la disponibilité des Velib' @ Toulouse Data Science Meetup 2016-03-30 data-science machine-learning data-viz