Excel processes the range (A1:A10) by converting it into an array in memory. This array is what Excel works with to calculate the sum. The distinction is subtle but important: while the range is the ...

Whole-column references in Excel are silent performance killers, often forcing the program to manage a range of over a ...

We noted that Excel turned 40 this year. That makes it seem old, and today, if you say “spreadsheet,” there’s a good chance ...

THE countdown to Christmas is on so here’s my annual Gift Guide for petrol heads. You still have loads of time to pick up ...

Five hidden Excel rules show helper columns, LET, and LAMBDA in action, cutting errors and making updates quick for any growing sheet.

Learn how Excel functions can act as data using LAMBDA, LET, and BYROW, so you reuse logic and cut formula edits.

Microsoft is working to resolve a known issue that prevents some users from opening Excel email attachments in the new Outlook client. According to a service alert (EX1189359) seen by BleepingComputer ...

On Monday, Anthropic announced Opus 4.5, the latest version of its flagship model. It’s the last of Anthropic’s 4.5 series of models to be released, following the launch of Sonnet 4.5 in September and ...

An illustration Anthropic commissioned to mark the release of Opus 4.5. (Anthropic) Hot on the heels of Google's Gemini 3 Pro release, Anthropic has announced an update for its flagship Opus model.

Discover how to calculate a payout ratio using Excel with our easy guide. Learn the formula and steps to evaluate dividends per share and earnings per share effectively.

The EOS R6 III did well at almost every test we put it through, from shooting stills to filming several videos.

Master calculating cost of equity in Excel using CAPM. Discover step-by-step guidance on market return, risk-free rate, and ...