Power Platform,
finally documented well.
Tutorials, playbooks, and runnable examples for Power Apps, Power Automate, Power BI, and Copilot Studio — written by verified practitioners, kept current with each release, and paired with an AI tutor who's read every page.
The 12 Power Fx expressions you will use in every canvas app
The small set of functions that show up in almost every real app. Learn these well and you can build most things; the rest of Power Fx is for when these are not enough.
ClearCollect, Collect, and Patch — when to use which
Three Power Fx functions that get mixed up constantly. Here is the decision rule you can keep in your head, with the small examples that make it click.
DAX time intelligence without a proper date table
How to fake YTD, MTD, and prior-period comparisons on a model you have inherited and cannot restructure.
Keyboard shortcuts for canvas apps
Master your workflow with every shortcut Microsoft ships — plus the undocumented Alt-key tricks for overriding snap points, isolating controls, and debugging OnSelect without leaving the editor.
Patch() failures: the 8 reasons your record will not save
Your Patch runs without an error and your data does not show up. Here are the eight causes — in rough order of how often they bite — and how to spot each one in under a minute.
Power Automate: handling 429 throttling in long-running flows
Your flow ran fine in testing and now fails halfway through with HTTP 429 errors. Here is what is actually happening and the four patterns that keep long-running flows alive at scale.
Power Automate expression cookbook: dates, strings, arrays
The 18 expressions you actually reach for, with the syntax that trips people up called out honestly.