kafka面试题:https://www.cnblogs.com/paul8339/p/7412512.html
redis面试题:https://www.cnblogs.com/jasontec/p/9699242.html
ETL面试题:https://www.cnblogs.com/zwingblog/p/8523560.html
Pageobject:https://www.cnblogs.com/tsbc/p/4080301.html