Hi, I am pretty new to Spark/Scala and as I get into the spark-shell console  and try  to correct a typo in the code  by erasing a line with backspace i get " $<3>" appended to the line of my  code. I tried with delete, ctrl+delete & ctrl+h but nothing seems ot be working . Do i need to set an environment parameter or something ?  any ideas/suggestions?   ... View more