Tom Switzer and Erik Osheim introduce Spire, a library for generic numeric programming in Scala, explaining some of its main features and the design decisions behind them.
Ted Hayes discusses WiFi, XBee and their associated network topologies, and demoes controlling a networked pong game with a physical joystick using Node.js.
Tavis Rudd demoes writing a small system using several languages and deploying it by issuing voice commands without touching the keyboard.
Miško Hevery demoes using AngularJS to create dynamic web applications using reusable components.
Sébastien Doeraene introduces Ozma – Scala extension providing declarative concurrency – with code samples, and explores what it takes to port it to JVM.
Steve Vinoski overviews Yaws with code samples to highlight some of its features. Steve also discusses internals of Yaws, and how powerful Erlang can be for web development and distributed systems.
Stuart Sierra discusses several design patterns implemented in functional languages, in particular Clojure: State/Event, Consequences, Accumulator, MapReduce, Reduce/Combine, Recursive Expansion, etc.
Scott Andreas discussing creating fault tolerant distributed applications, and demoes Ordasity, a framework for building self-organizing systems with services.
Scott González explains what BrowserStack offers for cross-browser testing, how debugging in BrowserStack works, and how to leverage its API.
Robert van Loghem shares the challenges, design considerations, frameworks used and lessons learned while building a mobile application including voice recognition.
Robert Pitts presents tools and techniques for using Ruby in an Object-Functional style, along with the pros and cons of such an approach.