Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.

In the "coding path" of Python data processing, there are always some repetitive yet crucial tasks that can be quite troublesome—such as counting the most frequently used words in user comments, ...

Year to date (YTD) refers to the period beginning on the first day of the current calendar or fiscal year and extending up to the current date.