Updated as I go
Guides I wrote for myself and kept. Tick things off as you go — it saves in your browser.
Reference & practice
Trace it in DAX Studio, rebuild it in Tabular Editor. The two external tools that turn Power BI development from clicking into engineering.
Open roadmapSnowflake-native SQL, the engine and observability layer, and a repeatable playbook for "why is Snowflake missing data that's in SAP?" — answered in 30 minutes.
Open roadmapTen minutes a day for a week: OneLake and the engines over it, shortcut vs mirror vs copy, notebooks that survive production, medallion and Direct Lake, CI/CD, the serving layer.
Start day 1Fabric became an application platform in 2026. What the new item type is, operational vs data apps, how the managed backend and Entra auth fit together, and when it beats a report.
Open primerThe half of Fabric that Power BI people skip. Eventstream, Eventhouse, Real-Time Dashboards and Activator — plus KQL in ten minutes, and the alert nobody builds.
Open guideSixteen business problems in the words people actually say them — each with what it really is underneath, what to build, the scrappy version you could ship this afternoon, and the trap.
Open playbookThe twelve shapes that solve most real data work — dedup, LAG, gaps and islands, unpivot, date spines, anti-joins, reconciliation. Named in plain English first, then the code.
Open patternsThe whole workflow through VS Code's Source Control panel. The mental model in four ideas, the six-click daily loop, what a merge conflict actually is — and how to undo almost anything.
Open guideAdditional roadmaps from the tool-belt series land here as they're brought over.
Built for the fun of it
Sprint a brick minifigure through three lanes of toy city. Switch lanes, jump the barriers, slide under the gantries. Collect studs to charge a boost and see how far you get.
Play nowBuy GPUs, juggle power and cooling, train models, and prestige into the next model generation for permanent multipliers. A five-minute break that still has room to master.
Play now