Although the COUNTIFS() function allows you to specify multiple count and criteria ranges, it’s flexibility isn’t readily apparent. (This function is available in Excel 2007 and 2010.) ...

Microsoft Excel is incredibly versatile, but there are a lot of functions you might not even know about. These are some of the best ones.

In the Visual Studio world, having multiple solutions (`.sln`) exacerbates this anti-pattern because IDE/Resharper "Find Usages" helpers will not find usages outside of the open solution. Answer ...