If you've encountered the word "Boolean" but aren't quite sure what it means, this is the guide for you! From definitions of key terms to easy-to-follow examples, here's everything you need to know ...

I used to see the double dash (--) in Excel spreadsheets and wonder what it did. It's an essential shortcut to force Excel to treat TRUE and FALSE as the numbers 1 and 0, meaning you can easily sum or ...