S4:E1 - "Gotta hash 'em all"

We're kicking off a new season with a brand new topic: hash tables! This episode is full of bookshelves, pizza toppings, and helpful fridge operators who are teaming up to give you the most gentle (and the most fun) introduction to the world of hash tables. Based on Vaidehi Joshi's blog post, "Taking Hash Tables Off The Shelf".