How to find the minimum and maximum values within a specified set of years in Excel Your email has been sent Image: iStock/Rawpixel Must-read Windows coverage CrowdStrike Outage Disrupts Microsoft ...

How to extract a list of duplicate values across two columns in Excel Your email has been sent There are a number of ways to highlight duplicate values. Conditional formatting might be the most common ...

The problem: The app must store a collection of people and who they know. Sometimes it must find out everyone who knows someone who knows Bob. Sometimes it must look further for everyone who is three ...