anchor.diff:  %dev.application.server=localhost
   application.server=remotehost
   
  -quarkus.datasource.url=jdbc:mysql://${application.server}:3306/mydatabase?useSSL=false
  +quarkus.datasource.jdbc.url=jdbc:mysql://${application.server}:3306/mydatabase?useSSL=false
   ----
   
   It does result in one more line in this example but the value of `application.server` can be reused in other properties,
  
positive.code: "%dev":
    quarkus:
      datasource:
        url: jdbc:postgresql://localhost:5432/some-database
        driver: org.postgresql.Driver
        username: quarkus
        password: quarkus
  ----
  
negative.code: # YAML supports comments
  quarkus:
    datasource:
      jdbc.url: jdbc:postgresql://localhost:5432/some-database
      jdbc.driver: org.postgresql.Driver
      username: quarkus
      password: quarkus
  
  