Updating indexes  慢   Build  慢

解决办法：

1. File --> Settings --> Build,Execution,Deployment --> Compiler  

   找到Shared build process heap size(Mybytes): 默认值是700，改为2048.

2. File --> Project Structure --> Modules  

         Paths中 Exclude output paths打勾

其他：修改idea中公共setting配置