Build flexible Excel functions that automatically handle blanks, defaults, and overrides without messy nested IFs.

PivotTables are static relics; PIVOTBY is the responsive, resilient, and fully auditable future of the modern Excel professional.

Researchers at Stanford and Caltech have found some critical reasoning failures in advanced AI models. LLMs are great at recognizing patterns, but they have trouble with basic logic, social reasoning, ...

Sometimes, the YEAR function returns the correct value, but Excel displays an unexpected year, such as 1900 or 1905. This occurs when the cell containing the YEAR formula is formatted as a Date ...

Imagine opening an Excel file expecting to see numbers, only to find that every cell displays formulas like =SUM(A1:A10), instead of the actual results. It can be confusing and frustrating, especially ...

Microsoft is making it easier to bring data into Excel, especially for users who just want quick results without opening Power Query. In a new update for Excel on Windows, Microsoft has introduced ...

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Function secret sharing (FSS) is a secret sharing technique for functions in a specific function class, mainly including distributed point function (DPF) and distributed comparison function (DCF). As ...