Excel validation lists avoid blanks and errors with TOCOL(ignore) plus FILTER; the spill range stays stable across worksheets.

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Use dynamic arrays and tables for fast, scalable cascading drop-down lists in modern Excel.

Replace legacy formulas with MAP, BYROW, BYCOL, SCAN, and REDUCE to build secure, scalable, and automated spreadsheets.

Excel automations cover auto-updating charts, deadline flags, and smart links; Ctrl+T table charts expand as new rows appear.

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

For much of the past year, AI-related stocks moved as a single trade. When one rallied, the others followed. When one sold off, the group sank together. That pattern is breaking down. Nvidia remains ...

The average rate on the popular 30-year fixed mortgage fell to 5.99% on Monday. That matches the lowest level since 2022. Applications to refinance a home loan are about 130% higher than they were a ...

Drones are revolutionising logistics, swiftly moving everything from medical supplies to diagnostic samples across challenging terrain. Leading Indian drone companies have been at the forefront of ...

The decision to shift away from supporting PC was made last year. Naturally, some may still release (pending h ...