Chris Houser and Jonathan Claggett compare macros with monads, suggesting when it is better to use each of them, and pondering what could be done to improve them.
Antoni Batchelli discusses building an automated infrastructure in Clojure.
Gary Fredericks discusses macros, what they are, how to write good ones, when to use them and when to avoid using them.
Zach Tellman discusses instrumenting and analyzing running systems using real world examples from Factual's production systems.
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.