Hash tables are effective for caching, database joins, sets to check if something is in a list and even load balancing, partitioning and sharding and many other applications. Most programming languages support hash tables. However they don’t come without their cost and limitations lets discuss this.
0:00 Intro
1:50 Arrays
3:50 CPU Cost (NUMA/M1 Ultra)
6:50 H ... Show More
Jul 2020
Episode 21 - Maps, Hash Maps, Tree Maps, and Hash Tables
Today in less than 20 minutes, we'll explore what maps are and how they work under the hood. We'll talk about the differences between treemaps, hash maps, and hash tables. We'll dig pretty in-depth...By the end of the episode, you'll understand how to implement hash tables using ... Show More
16m 30s
Mar 2020
Episode 13 - Binary Heaps
Today we're going to discuss the binary heap data structure. In this episode, you'll learn where to use heaps in practice, how they can come handy to you during a coding interview, and how to implement them! Along the way, we'll cover heap sort, priority queues, load balancing, a ... Show More
12m 31s