Daniel Wu questions

• How to handle null in Anorm
• what's the purpose of an empty trait in scala
• run sql in parallel using future: but the sql is not executed
• How to flatten a tuple, as flatMap is not defined over tuples?
• How to get a set of elements in a list based on element index in Scala?
• spring application doesn't quit
• Why need a blank line after process(aString)! in scala?
• What's the simplest way to run a task periodically in clojure
• Is there a Clojure library to log and store into fluentd?
• lein uberjar doesn't pack the jar file under resource into the final jar

Daniel Wu answers