Row precision vs. Aggregation errors: MAP is the best way to use "greedy" functions like AND or OR in a single, dynamic ...

Excel now supports IMPORTTEXT and IMPORTCSV functions that load external text and CSV files as dynamic arrays, making it ...

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

Build a free 2026 Excel budget file with bank import and XLOOKUP categories, so you track spending and savings without manual ...

If you've ever wished Excel could handle text patterns the way Python or JavaScript does, these functions deliver exactly ...

Artificial intelligence is consuming enormous amounts of energy, but researchers at the University of Florida have built a chip that could change everything by using light instead of electricity for a ...

We invite you to join our industry specialists for a virtual session on how to use Bloomberg functionality in Excel. This expert-led webinar will focus on equity-related functions relevant to a broad ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...

Memory is the faculty by which the brain encodes, stores, and retrieves information. It is a record of experience that guides future action. Memory encompasses the facts and experiential details that ...