Track Min/Max Using a Stack in O(1) Time
Previously, we built a stack in JavaScript. We are going to extend that by solving a coding challenge. How do you track a max value using »
Build an Event Emitter in JavaScript
An event emitter is responsible for managing a set of listeners and publishing events to them when it is told that such events happened. Due to »
Implement an LRU Cache in JavaScript
A least recently used (LRU) cache is a cache implementation that discards the least recently used item when the cache becomes full. This requires keeping track »
Implement a Queue in JavaScript
What is a Queue? Let's ask Wikipedia. In computer science, a queue is a particular kind of abstract data type or collection in which the entities »
Implement a Stack in JavaScript
What is a Stack? See Wikipedia. In computer science, a stack is an abstract data type that serves as a collection of elements, with two principal »
The Fibonacci Sequence In JavaScript
Calculate 50 iterations of the Fibonacci sequence. That's today's challenge, and interview question, I faced myself once. I'm going to walk through approaching the problem, solving »