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A comment on Ask HN: What are some cool but obscure data structures you know about?. Parent comment

Re:Ask HN: What are some cool but obscure data structures yo... by xxs on Friday July 22, 2022 @03:38AM (#32189535)
Why would Linked Hash Map be a obscure one? It's been a part of java collection framework for over 20y. It's a standard for LRU caches as well.
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Re:Ask HN: What are some cool but obscure data structures yo... by okennedy on Friday July 22, 2022 @01:22PM (#32194563)
Hence the "simple but good". It's not really obscure, but also not on the common path. I've lost track of the number of times I've pointed this one out to a colleague or student.
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