Is it possible to remove empty/blank lines using code formatting in Intellij IDEA?
Just in case it helps someone using newer versions of Intellij, in Intellij IDEA 2016.2.4 it is File -> Other Settings -> Default Settings -> Editor -> Code Style -> Java(or Scala or whatever your language is) -> Blank Lines
File -> Other Settings -> Default Settings -> Editor -> Code Style -> Java(or Scala or whatever your language is) -> Blank Lines