A Story of Passion and Hash Tables — Engineering BlogRuby 2.4.0 introduced a lot of great new features. One of them was open addressing for hash tables - the details of open addressing are a bit obscure, but Ruby hash tables are now faster. Everybody uses hash tables, so everybody gets extra speed. Awesome! But how did that happen? There's an interesting story there. Let's tell that story and benchmark with Rails Ruby Bench, shall we? (Don't care ab
