anchor.diff:  
   ### <a id='metadata'></a> metadata
   
  -Use the `metadata` information to tag your apps with additional information. You can specify two types of metadata: `labels` and `annotations`. For more information, see [Types of Metadata](../../adminguide/metadata.html#types) in _Using Metadata_. 
  +Use the `metadata` information to tag your apps with additional information. You can specify two types of metadata: `labels` and `annotations`. For more information, see [Types of Metadata](../../adminguide/metadata.html#types) in _Using Metadata_.
   
   See the following example:
   
  
positive.code:     ```
      cf push --vars-file /PATH/vars.yml
      ```
      Where `PATH` is the path to the file you created. 
  
  ### <a id='minimize-duplication'></a> Minimize Duplication with YAML Anchors
  
  
negative.code:   memory: 900M
  ```
  
  For more information about sidecars, see [Pushing Apps with Sidecar Processes (Beta)](../sidecars.html).
  
  ### <a id='stack'></a> stack
  
  