PBI-DataVizzle

let
    fnDateTable = ( StartDate as date, EndDate as date, optional FYStartMonthNum as number, optional Holidays as list, optional WDStartNum as number, optional AddRelativeNetWorkdays as logical ) as table =>
    let
        FYStartMonth = List.Select({1..12}, each _ = FYStartMonthNum){0}? ?? 1,
        WDStart = List.Select({0..1}, each _ = WDStartNum){0}? ?? 0,
        CurrentDate = Date.From(DateTimeZone.FixedUtcNow()),
        DayCount = Duration.Days(Duration.From(EndDate - StartDate)) + 1,
        weekStart = Day.Monday,
        HolidaysProvided = Holidays <> null,

PBI-DataVizzle

var dateTableName = "Dates"; // Name of your date table
var dateKeyColName = "Date"; // Name of the date key column in the table
var colOperations = new List<Tuple<string, string, bool>>(){
    Tuple.Create("Quarter & Year", "QuarternYear", true),
    Tuple.Create("Month & Year", "MonthnYear", true),
    Tuple.Create("Month Name", "MonthOfYear", true),
    Tuple.Create("Month Short", "MonthOfYear", true),
    Tuple.Create("Month Initial", "MonthOfYear", true),
    Tuple.Create("Week & Year", "WeeknYear", true),
    Tuple.Create("Day of Week Name", "DayOfWeek", true),