Joel Martin introduces cljs-in-cljs, a compiler for porting all of ClojureScript, including the Clojure top-half and other JVM specific code, to pure ClojureScript.
Craig Brozefsky presents the tradeoffs involved with moving to a purely SQL relational model, instead of using an ORM, along with some of the tools built to facilitate this.
Nathan Sorenson discusses clojure-scheme, a ClojureScript compiler that translates Clojure code to Scheme code, showing how to compile this Schemified Clojure code to raw C or run it on iOS.
Dan Hammer presents using Clojure and Cascalog to analyze and classify the spectral time series of each pixel in the humid tropics in an application used to monitor deforestation.
Stuart Halloway discusses example-based testing using Simulant, a testing library based on statistical modeling, activity streams, distributed execution, validation, separation of concerns.
Deepak Giridharagopal discusses the Clojure solution implemented for PuppetDB, a centralized storage solution for Puppet.
Alan Dipert introduces Javelin, a ClojureScript library, demonstrating how it can be used to express a variety of asynchronous workflows in concise and composable ways.
Timothy Baldridge presents clojure-py2, a compiler written in Clojure that uses LLVM for code generation.
Stuart Sierra introduces some general guidelines for designing systems which make their data and abstractions more transparent to developers, using code examples in Clojure.
Chas Emerick explains how to implement multi-factor authentication, role-based authorization and phishing prevention with Friend.
Siva Jagadeesan on how to build good web APIs using Resource Oriented Architecture (ROA) and Clojure, showing how to build one with Clojure.