1. adding a record to the head so that it is not duplicated using scala spark

    adding a record to the head so that it is not duplicated using scala spark

    10
  2. How to save Map to Json in Spark using scala

    How to save Map to Json in Spark using scala

    6
  3. How to pattern match using regular expression in Scala

    How to pattern match using regular expression in Scala

    4