docs: Add note on CRTP

oboukli · Jan 23, 2025 · 75a2ce6 · 75a2ce6
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diff --git a/docs/developer_notes.md b/docs/developer_notes.md
@@ -22,6 +22,12 @@ An example can be seen in the
 strategy where a call to `std::sort` is delayed till after the possibly throwing
 `std::vector` constructor.
 
+## Curiously recurring template pattern
+
+An occurrence of the curiously recurring template pattern (CRTP), as a mixin
+utilizing C++23's explicit object parameter, can be seen in
+`list_iterator_helper`.
+
 ## Problem-specific notes
 
 ### Meeting Rooms