How-To Geek on MSN
How to use the MAP function in Microsoft Excel
Row precision vs. Aggregation errors: MAP is the best way to use "greedy" functions like AND or OR in a single, dynamic ...
How-To Geek on MSN
Excel's UNIQUE function can't skip columns—unless you use this trick
Nest CHOOSECOLS inside UNIQUE to extract non-adjacent columns, and use INDIRECT for interactive header dropdowns.
Excel now supports IMPORTTEXT and IMPORTCSV functions that load external text and CSV files as dynamic arrays, making it ...
Microsoft adds IMPORTTEXT and IMPORTCSV to Excel, letting users pull text files directly into the grid with simple formulas.
Light can be sculpted into countless shapes. Yet building optical devices that can simultaneously manipulate many different ...
Columbia researchers Sebastian Will and Nanfang Yu combine optical tweezers with metasurfaces to trap over 1,000 atoms—with the potential to capture hundreds of thousands more.
Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...
Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.
Medtronic will integrate Precision Neuroscience’s Layer 7 cortical interface with its StealthStation surgical navigation ...
Wind turbines may seem innocuous enough, but they have the potential to reshape the air birds fly through. In a recent ...
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