xiaohaolaoda的博客

使用向导，安装了IntelliJ IDEA 2020.03 community版本，如下配置 http://allaboutscala.com/tutorials/chapter-1-getting-familiar-intellij-ide/scala-tutorial-first-hello-world-application/ 结果是界面很大不同，Scala的plugin安装后根本不能按照tutorial继续进行下去。 切换成手动安装scala，如下： https://blog.csdn.ne

https://blog.youkuaiyun.com/unixtch/article/details/77603738 https://www.cnblogs.com/hapjin/p/8848480.html

https://stats.stackexchange.com/questions/36064/calculating-r-squared-coefficient-of-determination-with-centered-vs-un-center https://stats.stackexchange.com/questions/197923/difference-between-cente...