java学习应该需要那些知识

学习哪些知识

https://www.zhihu.com/question/25255189

java jdk下载

http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html

java基础知识学习天码营

https://course.tianmaying.com/java-basic+data-types#0