This interview begins with a discussion of functional programming, the use of Scala by programmers trained in Java and the differences between purely functional languages like Haskell and hybrids like Scala. Later in the interview other programming languages are discussed along with the notion of programming paradigms and the need for combining both paradigms and languages to best solve problems.
Doug Lea talks to InfoQ about the evolution of the Fork/Join Framework, the new features planned for java.util.concurrent in Java 7, and the "Extra 166" package. The interview goes on to explore some of the hardware and language changes that are impacting concurrent programming, and the effect the increasing prevalence of alternative languages in the JVM are having on library design.
In this interview filmed during QCon London 2008, Joe Armstrong, designer of Erlang, speaks on various aspects of the Erlang language, presenting its roots, how it compares with other languages and why it has become popular these days due to its native ability to scale on multi core systems.