You might refer to the characters in a password or the digits on a padlock as a combination. Strictly speaking, this isn’t true though, as the position of each letter, number or symbol is significant, so it’s actually a permutation. Excel…
Apple loves to bang on about creating seamless and synergistic experiences. After all, Steve Jobs used to trot out the phrase “It just works” to describe any new product or service. Dig a bit deeper though and you’ll find a…
Images have never been something Medium has handled well. I posted about this a year ago in an article called Medium has an Image Problem. Back then, my gripe was about how images horizontally stretch to fill the width of…
Introducing RANDUNIQUE — for when you want to return an array of unique random numbers. Three weeks ago, I showed a couple of methods of how to do this with formulas. () After a few refinements, those formulas have now…
Previously, I showed you how to use the SCAN function to calculate the running total with a single formula (). However, given only Office Insiders can access it right now, it’s probably not wise to use it in shared workbooks….
Excel functions like XLOOKUP and MATCH lack the ability to look up values in multiple rows or columns. However, this problem is circumvented with the help of MMULT, which returns the matrix product of two arrays. Before diving into the…
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