Scala

Resources

Books and courses

• Functional Programming Principles in Scala (Coursera)
• Scala by Example

Tutorials

• Scala for Java Refugees
• Scala School!

Performance

• Benchmarking Scala Collections

Exercises

• S-99: Ninety-Nine Scala Problems

Blog posts

• Transitioning to Scala

Using Scala collections from Java

// for Scala 2.10
scala.collection.immutable.Stack$.MODULE$.empty();
// for Scala 2.11 
scala.collection.immutable.Stack.empty();

Troubleshooting

SBT Eclipse

• With sbt eclipse, Eclipse displays The type scala.Serializable cannot be resolved. It is indirectly referenced from required .class files.
• Solution: install the Scala IDE either as a plug-in or as a separate IDE.

SBT error

• Problem: sbt.librarymanagement.ResolveException: unresolved dependency: io.get-coursier#sbt-coursier;2.0.0-RC6-26: not found
• A (rather brute force) solution: rm -rf ~/.sbt