Source code of the tutorial is available for download.
Views/Home/Index.cshtml
<script src="~/js/daypilot/daypilot-all.min.js" asp-append-version="true"></script>
<div id="dp"></div>
<script>
var dp = new DayPilot.Scheduler("dp");
dp.startDate = DayPilot.Date.today().firstDayOfMonth();
dp.days = DayPilot.Date.today().daysInMonth();
dp.scale = "Day";
dp.timeHeaders = [
{ groupBy: "Month" },
{ groupBy: "Day", format: "d" }
];
dp.init();
dp.events.load("/api/events");
dp.rows.load("/api/resources");
</script>