Dr. James McCaffrey presents a complete end-to-end demonstration of linear regression with pseudo-inverse training implemented using JavaScript. Compared to other training techniques, such as ...
I traded the static results of Flash Fill for dynamic formulas that update automatically.
We test Claude in Excel, a beta version add-in requiring a paid plan, and show where it saves time on formula fixes.
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As Microsoft ramps up Copilot’s capabilities in Excel, the AI tool is becoming genuinely useful for spreadsheet work.
Excel gets a host of new features in January 2026 ...