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C# Collections

Iteration from first principles — foreach, yield, LINQ, laziness.

10 / 10 written
01Before IEnumerable: interfaces, objects, and how iteration really worksSep 1, 202612 min02The cursor in detail: how IEnumerator actually walks a collectionSep 1, 202613 min03yield return in depth: the method that pausesSep 2, 202616 min04Deferred execution: why a LINQ query is a recipe, not resultsSep 2, 202615 min05The collection interface family: pick by capability, not by memorySep 3, 202614 min06Arrays and List: contiguous memory, and everything that followsSep 3, 202614 min07Dictionary and HashSet: turning a value into a locationSep 3, 202616 min08Sorted structures: keeping order at O(log n)Sep 3, 202614 min09Queue, Stack, and LinkedList: order out, and cheap splicingSep 3, 202614 min10Immutable, IQueryable, and async: tying the series togetherSep 3, 202615 min