java學習應該關注的網站

1.Stack Overflow，https://stackoverflow.com/questions/tagged/java
2.GitHub，https://github.com/trending/java?since=monthly
3.IBM Developer，https://www.ibm.com/developerworks/cn/java/
4.Java SE 技術文檔，https://docs.oracle.com/javase/8/docs/api/
http://tool.oschina.net/apidocs/apidoc?api=jdk-zh
5.Java World，https://www.javaworld.com/
6.Program Creek，https://www.programcreek.com/simple-java/
7.LeetCode，https://leetcode-cn.com/problemset/all/
8.博客園，https://www.cnblogs.com/cate/java/
9.掘金，https://juejin.im/timeline/backend/Java?sort=hottest
10.CSDN，https://www.csdn.net/nav/java