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SUBTOTAL vs. AGGREGATE in Microsoft Excel

For many years, I used the SUBTOTAL function in Microsoft Excel to create easily visible subtotals at the top of my worksheets. However, when I encountered AGGREGATE, this became my go-to function for ...
How-To Geek on MSNOpinion

You need to know what the double unary operator (--) does in Excel

It's marginally more efficient: While the difference is negligible, the double-unary operator can be more efficient in ...