Updated Examples and Recipes (markdown)

Examples-and-Recipes.md

@@ -1637,7 +1637,7 @@ Printing out the calendar for an entire year is an interesting exercise.  You ca
 First the code, and then a detailed explanation:
 
 ```c++
-#include "date.h"
+#include "date/date.h"
 #include <algorithm>
 #include <iomanip>
 #include <iostream>
@@ -1680,7 +1680,7 @@ print_line_of_calendar_month(std::ostream& os, date::year_month const ym,
     case 1:
         {
         // Output weekday names title
-        auto wd = first dow;
+        auto wd = firstdow;
         do
         {
             auto d = format(os.getloc(), "%a", wd);