When counting unique values in Microsoft Excel, use UNIQUE() as a helper function and avoid more complicated expressions.

Learn how to calculate the net present value (NPV) of your investment projects using Excel's XNPV function.

Use this combination of Excel functions to find the latest date and return a corresponding value.

This Technology Workshop illustrates how to leverage a number of functions to perform calculations in Excel involving the time value of money.

Modern C++ How To Write a Function That Returns More Than One Value Like magic, tuples make the impossible possible. Yep, we're talking here about one little corner in the Standard Template Library ...