Fabrice Matrat shows how advanced architectural libraries, such as cujoJS and RaveJS, provide parallels to many of the concepts people love in Grails.
Owen Rubel discusses the benefits of API abstraction: easier externalization, synchronization and sharing, reloading the API config on the fly, DRY'r code, batching, reduced throughput and much more.
Russ Danner demonstrates how organizations succeeded by leveraging Spring Framework, Groovy, other Java technologies and CMS frameworks to build and manage content rich applications.
Baruch Sadogursky and Fred Simon explain how to write AST transformations.
Sean Owen introduces Spark, Scala and random decision forests, and demonstrates the process of analyzing a real-world data set with them.
Marco Vermeulen discusses doing Behaviour Driven Development with Cucumber, Groovy and Grails.
Ken Kousen demonstrates the RESTful features in Grails and shows how to take advantage of them with annotations, controllers, renderers and more.
Chris Latimer discusses how to develop APIs ready for public consumption with Grails.
Lari Hotari discusses Grails 3's concept of application profiles for choosing a certain set of core plugins to use.
Christophe Grand tells Clojure stories full of immutability, data over behavior, relational programming, declarativity, incrementalism, parallelism, collapsing abstractions, local state and more.
Lari Hotari discusses how to optimize Grails' performance to get full benefits from it.
Jeff Scott Brown discusses the metaprogramming capabilities offered by Groovy, providing everything that developers needs to build systems that are far more capable than their all Java counterparts.