Zero-overhead Recursive ADT coproducts Join your algebraic data types into sum-types. David Barri

Designing Fail-Fast Error Handling Dive in and stretch your error handling beyond Try[] Noel Welsch

Typesafe Activator 1.3.0 New sbt server and UI enhancements. Typesafe

Why did we use Scala as our main backend language? A solid decision ends up with a solid testimony. Another successfull case study. TrueAccord

Scala Macros - Annotate your case classes Learn the basics of macros on a simple yet handy example. Juan Pedro Moreno

Scala news and resources Moar resources! Takipi

Scalaz (Skills Matter eXchange) or: how I learned to stop worrying and love monads. Noel Markham

Category theory for beginners 209 slides of detailed introduction. Ken Scambler

Scala needs YOU! Let contributing be easier and more fun! Dick Wall

Ammonite 0.2.0 Can Scala REPL get any better? Check out this alternative. Li Haoyi

Slick 3.0.0-RC1 Better grab a solid mug of coffee before you sit to read the complete list of changes. Typesafe

sbt-doge 0.1.4 wow! such update! Eugene Yokota

sbt-assembly 0.13.0 Featuring merge conflict accumulation. Eugene Yokota

10% discount for the Scalaz Workshop before ScalaDays SF Only 2 days left. Special offer for ScalaTimes readers! Underscore

Scala.world 21-22 September, Lake District, UK THE INTERNET

Scalawags Episode #23 With special guest: Antonio Salazar Cartozo, Lift committer, about the Lift web framework and innovation around the lift space. Scalawags

Scala Times stickers? Want one? Let us know or tweet @scalatimes. THE INTERNET