Scala 学习记录

基础内容

• Scala开发环境配置

• MAVEN+SCALA+IDEA

• GRADLE+SCALA+IDEA

• 执行SCALA脚本

• Scala 泛型 this.type

 

 

问题记录

• Akka启动时，报错：java.lang.NoClassDefFoundError: scala/Product$class

• IDEA 控制台中文输出乱码

• Akka启动报错：Exception in thread "main" java.lang.ClassNotFoundException: akka.remote.RemoteActorRefProvider

• Akka 报错：java.net.BindException: [/?.?x?.?:25520] Address already in use: bind

• Akka 远程通信报错：ActorSelection[Anchor(akka://client/deadLetters), Path(/user/YellowChickenServer)]

• SCALA 隐式转换报错：No implicit view available from com.m24.learn.base.generic.Person => Ordered[com.m24.learn.base.generic.Person]. val comp = new CompareComm(p1, p2)

•  Scala 隐式转换报错：not enough arguments for method sorted: (implicit ord: scala.math.Ordering[U])List[U]. Unspecified value parameter ord.