Intro.

Welcome to another week of The REPL. If you have any links you’d like me to share, please send them through. Onward!

Articles.

• LVH on Crypto APIs and JVM byte types
• James Reeves explaining the Async Ring proposal
• A 34 line code change in the Scala compiler caused a 20% performance decrease. This was a reminder to me of the benefits of Clojure’s conservative development and the importance of profiling.

Libraries & Books.

• Which leads me to Tufte, a simple profiling and performance monitoring for Clojure/Script
• I have spent much of my time as a computer programmer scraping blind in the dust. Now I recline, keenly sighted, on furniture of criminal opulence.

People are worried about Types. ?

• Clojure spec Screencast: Leverage
• The Clojure spec guide has been updated
• Another week, another alpha

Foundations.

• Allocation on the JVM: Down the rabbit hole

Tools.

• AWW HELL YEAH, GONNA BE LIKE LIGHT TABLE HAD A BABY WITH CURSIVE, HAHAAAAAA!
• Cursive 1.3.0 released
• Halik, the time travelling debugger, now with experimental Clojure support 
• eftest, a fast and pretty Clojure test runner

Learning.

• Call for Speakers: London Clojurian Conference
• Clojure News: A Hacker News clone

Misc.

• Kyle Kingsbury uncovers problems with VoltDB 6.3, nice to see they were able to fix them in 6.4