On The Road Learning Scala 📚 Books 《Programming in Scala, 3rd》 👍👍 《快学Scala,1st》 👍 ☕ Scala Lang 深入理解trait TODO Actor模型 TODO Framework 💜 Kafka Spark Practice 实战 S-99: Ninety-Nine Scala Problems Useful Links Stackoverflow scala tag info Demystifying the Monad in Scala Why Scala? 王宏江 blog