Have you ever done something nice for someone else "just because"? It wasn’t to repay them or because you had to—it was simply because you wanted to. Well, then, you’ve done a random act of kindness!

How to generate random numbers with no duplicates in Excel Your email has been sent Over the last few months, I’ve written about several of Excel’s new dynamic array functions. They’re powerful and ...

Eeny, meeny, miny, mo, catch a tiger by the toe – so the rhyme goes. But even children know that counting-out rhymes like this are no help at making a truly random choice. Perhaps you remember when ...