https://intellij-support.jetbrains.com/hc/en-us/community/posts/21699139425682-%F0%9D%9F%8F-%F0%9D%9F%96%F0%9D%9F%96%F0%9D%9F%96-%F0%9D%9F%96%F0%9D%9F%91%F0%9D%9F%97-%F0%9D%9F%8E%F0%9D%9F%93%F0%9D%9F%93%F0%9D%9F%93-United-Airlines-Check-In-Expert-Guide