I used to pride myself on being an Excel wizard, but the reality was that I was spending more time fixing broken links and debugging #REF! errors than actually analyzing data. That cycle ended the ...

PivotTables can summarize thousands of rows in Excel in seconds, yet many people still waste time filtering raw data, building duplicate reports, and writing formulas that already exist inside the ...

Publication-quality matplotlib/seaborn charts from a one-line prompt. Colorblind-accessible, despined, annotation-rich figures using DejaVu Sans, cubehelix/ColorBrewer palettes, and whitegrid styling.

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