this post was submitted on 01 Jan 2026
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Programming

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What are some cool and obscure data structure you know of? (programming.dev)
submitted 1 day ago by protein@programming.dev to c/programming@programming.dev
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[–] xthexder@l.sw0.com 4 points 14 hours ago* (last edited 14 hours ago)

One cool trick that can be used with circular buffers is to use memory mapping to map the same block of memory to 2 consecutive virtual address blocks. That way you can read the entire contents of the buffer as if it was just a regular linear buffer with an offset.