Phil Toland discusses using Erlang and Ruby providing backup for 20k network devices running in 8 datacenters across 3 continents for Rackspace’s operations.
Tyler Jennings presents how he ended up choosing Clojure, how he is using a Ruby tool-chain in Clojure, plus advice on introducing Clojure to a team.
Allen Rohner discusses the benefits and the problems of mixing Clojure and JRuby running them in the same process, making some recommendations at the end.
Mark Rendle introduces the basic services offered by Windows Azure along with examples of various platform choices that can be used: RavenDB, ASP.NET MVC, Node.js + Express, MongoDB, Sinatra, etc.
Brian Ketelsen introduces Skynet, a platform for polyglot, distributed and composable services that communicate with each other over RPC/JSON.
Jesper Richter-Reichhelm shares the lessons learned while scaling their game platforms to handle millions of users, each game being built by small teams of two developers without dedicated ops.
Yoko Harada introduces RedBridge, aka JRuby Embed, a Java API for calling JRuby code that is treated as regular Java objects, explaining its relation to JSR223 and demoing how to use it.
John Davies examines Visa’s architecture and shows how enterprises have architected complex integrations incorporating Hadoop, memcached, Ruby on Rails, and others to deliver innovative solutions.
Wesley Beary introduces fog, a Ruby library for accessing cloud resources from multiple vendors, including a mocking framework for testing purposes.
Brendan Ribera introduces Mirah, a JVM-based programming language with a Ruby-like syntax, type inference, closures, meta-programming, macros, showing how to use it for Android development.
Lance Ball presents DataMapper, a Ruby ORM library, along with Infinispan, Hibernate Search, Lucene, all running on JBoss AS7 and accessed through TorqueBox, a JRuby application server.
Sarah Allen talks on how to introduce children to the basics of programming, presenting a new related language called “Pie” along with lessons learned from creating a DSL in Ruby.