title: convert application.yml file to application.properties
body: <p>I have my application.yml file as below. How to convert it to application.properties
  I am trying it but how can i write multiple properties in same file. Its giving me duplicate kery error.</p>
  
  <pre><code> ---
    spring:
      profiles: peer1
    eureka:
       instance:
          hostname: peer1
       client:
          serviceUrl:
             defaultZone: http://peer2/eureka/
  
   ---
   spring:
      profiles: peer2
   eureka:
      instance:
        hostname: peer2
      client:
        serviceUrl:
           defaultZone: http://peer1/eureka/
  </code></pre>