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ch3_solutions.md

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Ch3 Exercise Solutions

  1. Refer to src/main/scala/Ch3Helpers for solutions and src/test/scala/Ch3Tests for tests.
  2. Refer to src/main/scala/Ch3Helpers for solutions and src/test/scala/Ch3Tests for tests.
  3. Refer to src/main/scala/Ch3Helpers for solutions and src/test/scala/Ch3Tests for tests.
  4. Refer to src/main/scala/Ch3Helpers for solutions and src/test/scala/Ch3Tests for tests.
  5. Refer to src/main/scala/Ch3Helpers for solutions and src/test/scala/Ch3Tests for tests.
  6. Refer to src/main/scala/Ch3Helpers for solutions and src/test/scala/Ch3Tests for tests.
  7. Refer to src/main/scala/Ch3Helpers for solutions and src/test/scala/Ch3Tests for tests.
  8. Refer to src/main/scala/Ch3Helpers for solutions and src/test/scala/Ch3Tests for tests.
  9. Skipped due to dubious educational value.
  10. scala> def getTimeZones() = java.util.TimeZone.getAvailableIDs.filter(_.contains("America/")).map(_.substring(8)).sorted
getTimeZones: ()Array[String]

scala> getTimeZones
res0: Array[String] = Array(Adak, Anchorage, Anguilla, Antigua, Araguaina, Argentina/Buenos_Aires, Argentina/Catamarca, Argentina/ComodRivadavia, Argentina/Cordoba, Argentina/Jujuy, Argentina/La_Rioja, Argentina/Mendoza, Argentina/Rio_Gallegos, Argentina/Salta, Argentina/San_Juan, Argentina/San_Luis, Argentina/Tucuman, Argentina/Ushuaia, Aruba, Asuncion, Atikokan, Atka, Bahia, Bahia_Banderas, Barbados, Belem, Belize, Blanc-Sablon, Boa_Vista, Bogota, Boise, Buenos_Aires, Cambridge_Bay, Campo_Grande, Cancun, Caracas, Catamarca, Cayenne, Cayman, Chicago, Chihuahua, Coral_Harbour, Cordoba, Costa_Rica, Creston, Cuiaba, Curacao, Danmarkshavn, Dawson, Dawson_Creek, Denver, Detroit, Dominica, Edmonton, Eirunepe, El_Salvador, Ensenada, Fort_Nelson, Fort_Wayne, Fortaleza..
  11. scala> import java.awt.datatransfer._
import java.awt.datatransfer._

scala> val flavors = SystemFlavorMap.getDefaultFlavorMap().asInstanceOf[SystemFlavorMap]
flavors: java.awt.datatransfer.SystemFlavorMap = java.awt.datatransfer.SystemFlavorMap@58d6e55a

scala> flavors.getNativesForFlavor(DataFlavor.imageFlavor)
    res0: java.util.List[String] = [PNG, JFIF, TIFF]

    scala> scala.collection.JavaConverters.asScalaBuffer(flavors.getNativesForFlavor(DataFlavor.imageFlavor))
res1: scala.collection.mutable.Buffer[String] = Buffer(PNG, JFIF, TIFF)