Olivier Chafik discusses how to make a practical use of reified trees in Scala, with two applications: run-time (re)compilation for extreme speed, and conversion to another language (OpenCL).
Hosted by Erik Meijer, who runs the Cloud Programmability Team at Microsoft, the panelists answer questions on C/C++ and Java performance, contrasting the virtues of native vs. managed code.
Jordan DeLong overviews the past, current and near future "good parts" of C++'s functional side through the colored lens of his biases.
Martin Thompson overviews Java's evolution, comparing it with C++'s, discussing the challenges of pushing the performance limits.
David Pollak presents Lift's design and how the same design decisions were applied to Clojure/ClojureScript/AngularJS. Lift is a web framework with support for server-push.
Brenton Ashworth introduces the Pedestal application library as a way to build rich collaborative applications in Clojure and ClojureScript. Pedestal applies many of the best ideas from Clojure to client application development, allowing developers to create complex applications without having to write complex code.
Keith Adams shares HHVM insights showing how a system can become very performant if it is well tuned.
Guillaume Laforge introduces some of the new features in Groovy 2.1: better Invoke Dynamic, DSL-related annotation, grouping annotations, compiler customization.
Bjarne Stroustrup discusses features that might appear in C++14: braces for copy initialization, return type deduction in functions, generic (polymorphic) lambdas, user-defined literals, etc.
Alan Griffiths shares the organizational process, the technological challenges and the solutions adopted by a team developing a C++ systems component.