https://doc.rust-lang.org/std/collections/struct.HashMap.html
HashMap in std::collections - Rust
A hash map implemented with quadratic probing and SIMD lookup.
hashmapstdcollectionsrust
https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/HashMap.html
HashMap (Java SE 17 & JDK 17)
declaration: module: java.base, package: java.util, class: HashMap
java se 17hashmapjdk
https://openjdk.org/jeps/180
JEP 180: Handle Frequent HashMap Collisions with Balanced Trees
jephandlefrequenthashmapbalanced