Nazarii Bardiuk questions

Nazarii Bardiuk answers

• twitter4j since id not getting updated
• Write f in pointfree-style?
• Test valid state transitions with scalacheck
• Decorator pattern using Java 8
• Case Class Instantiation From Typesafe Config
• Generic sequence of Either to Either of sequence with preserved type
• How to generate a list of arrays (all have the length M) with N possible elements (M > N) in Java?
• Is there a concise way to "invert" an Option?
• Cats: Non tail recursive tailRecM method for Monads
• Java 8 streams "ifPresent"