For more details regarding the functions in this recipe, refer to the following links:
- DATEDIFF: https://docs.microsoft.com/en-us/dax/datediff-function-dax
- WEEKDAY: https://docs.microsoft.com/en-us/dax/weekday-function-dax
- ADDCOLUMNS: https://docs.microsoft.com/en-us/dax/addcolumns-function-dax
- Dates prior to 1900 in DAX: https://community.powerbi.com/t5/Community-Blog/Dates-Prior-to-1900-in-DAX/ba-p/15306
- Using DAX with DateTime values: https://www.sqlbi.com/blog/alberto/2019/03/25/using-dax-with-datetime-values/