我是Scala的新手。我在Ubuntu12.04上安装了java、sbt和scala:nazar_art@nazar-desctop:~$sbtsbt-version[warn]Alternativeprojectdirectory.sbt(/home/nazar_art/.sbt)hasbeendeprecatedsincesbt0.12.0.[warn]Pleaseusethestandardlocation:/home/nazar_art/project[info]Loadingprojectdefinitionfrom/home/nazar_art/.sbt[info]Setc