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Hash Tables – Beau teaches JavaScript
Hash tables are a quick way to implement associative arrays, or mappings of key-value pairs. Find our more and learn how to create one in JavaScript.
Code: http://codepen.io/beaucarnes/pen/VbYGMb?editors=0012 
Info: http://www.willvillanueva.com/javascript-hash-tables/ 
Beau Carnes on Twitter: https://twitter.com/carnesbeau 
JavaScript Playlists 
JavaScript Basics: https://www.youtube.com/playlist?list=PLWKjhJtqVAbk2qRZtWSzCIN38JC_NdhW5 Data Structures and Algorithms: https://www.youtube.com/playlist?list=PLWKjhJtqVAbkso-IbgiiP48n-O-JQA9PJ Design Patterns: https://www.youtube.com/playlist?list=PLWKjhJtqVAbnZtkAI3BqcYxKnfWn_C704 ES6: https://www.youtube.com/playlist?list=PLWKjhJtqVAbljtmmeS0c-CEl2LdE-eR_F Clean Code:… -
Data Structures and Algorithms in JavaScript – Full Course for Beginners
Learn common data structures and algorithms in this tutorial course. You will learn the theory behind them, as well as how to program them in JavaScript.
Contents (link to code after title) 
Stacks (00:21) https://codepen.io/beaucarnes/pen/yMBGbR?editors=0012 Sets (09:03) https://codepen.io/beaucarnes/pen/dvGeeq?editors=0012 Queues & Priority Queues (19:24) https://codepen.io/beaucarnes/pen/QpaQRG?editors=0012 Binary Search Tree (26:03) https://codepen.io/beaucarnes/pen/ryKvEQ?editors=0011…