4 ms·

I would have guessed it's boxed primitives.

• throwaway2037 1y ago
  Is that still a thing in 2025? There are so many third party libraries that offer primitive collections. Example: https://github.com/carrotsearch/hppc https://github.com/carrotsearch/hppc
  • dehrmann 1y ago
    If you're not specifically concerned about memory use, why would you use a third-party library?