Scala is a general-purpose programming language principally targeting the Java Virtual Machine.
I have a Cassandra table that for simplicity looks something like: key: text jsonData: text blobData: blob I can create …
scala apache-spark dataframe apache-spark-sql spark-cassandra-connectorLet's say I have a case class that represents personas, people on different social networks. Instances of that class are …
scalaI am a newbie to scala futures and I have a doubt regarding the return value of scala futures. So, …
scala futureI am new to Scala and I could not really find a lot about the type keyword. I am trying …
scala typesI looked at the docs and it says the following join types are supported: Type of join to perform. Default …
scala apache-spark apache-spark-sql spark-dataframe apache-spark-2.0I have learned the basic difference between foldLeft and reduceLeft foldLeft: initial value has to be passed reduceLeft: takes first …
scala functional-programming fold higher-order-functionsI am doing some testing for spark using scala. We usually read json files which needs to be manipulated like …
scala apache-spark apache-spark-sql distributed-computingIn Scala 2.8 is there a way to overload constructors of a case class? If yes, please put a snippet to …
scala constructor overloading scala-2.8 case-classI have this Scala method with below error. Cannot convert into a Scala list. def findAllQuestion():List[Question]={ questionDao.getAllQuestions() } …
list scala scala-java-interopSuppose I have several futures and need to wait until either any of them fails or all of them succeed. …
scala concurrency future