anchor.diff:  }
   ```
   +
  -Output from the command is in `helloworld.out`.
  -+
   . Update the function:
   +
   ```
  -aws lambda update-function-code --function-name HelloCouchbaseLambda --zip-file fileb:///Users/arungupta/workspaces/serverless/aws/hellocouchbase/hellocouchbase/target/hellocouchbase-1.0-SNAPSHOT.jar --region us-west-1 --publish
  +aws lambda update-function-code \
  +--function-name HelloCouchbaseLambda \
  +--zip-file fileb:///Users/arungupta/workspaces/serverless/aws/hellocouchbase/hellocouchbase/target/hellocouchbase-1.0-SNAPSHOT.jar \
  +--region us-west-2 \
  +--publish
   ```
  ++
  +Shows result:
  ++
  +```
  +{
  +    "CodeSha256": "w510ejw/OoVsQt2JiLG2bPZPAaFvQCRrYYYlQWctCQE=", 
  +    "FunctionName": "HelloCouchbaseLambda", 
  +    "CodeSize": 6978108, 
  +    "MemorySize": 1024, 
  +    "FunctionArn": "arn:aws:lambda:us-west-2:598307997273:function:HelloCouchbaseLambda:8", 
  +    "Environment": {
  +        "Variables": {
  +            "COUCHBASE_HOST": "ec2-35-165-249-235.us-west-2.compute.amazonaws.com"
  +        }
  +    }, 
  +    "Version": "8", 
  +    "Role": "arn:aws:iam::598307997273:role/service-role/myLambdaRole", 
  +    "Timeout": 30, 
  +    "LastModified": "2016-12-25T04:17:38.717+0000", 
  +    "Handler": "org.sample.serverless.aws.couchbase.HelloCouchbaseLambda", 
  +    "Runtime": "java8", 
  +    "Description": "Java Hello Couchbase"
  +}
  +```
  ++
  +Output from the command is in `hellocouchbase.out`.
   +
   . Get more details about the function:
   +
  
positive.code: = Amazon Web Services Lambda Functions
  
  . Write the http://docs.aws.amazon.com/lambda/latest/dg/java-programming-model.html[code]
  .. http://docs.aws.amazon.com/lambda/latest/dg/java-create-jar-pkg-maven-no-ide.html[sample `pom.xml`]
  . Create http://docs.aws.amazon.com/lambda/latest/dg/lambda-java-how-to-create-deployment-package.html[deployment package]
  . Create a function:
  +
  ```
  
negative.code: Shows output:
  +
  ```
  {
      "CodeSha256": "xmxaHL4Btui3xMeqX9NGHQHQ50ZI+/Y+6HQWtmWWp+8=", 
      "FunctionName": "HelloCouchbaseLambda", 
      "CodeSize": 11815, 
      "MemorySize": 1024, 
      "FunctionArn": "arn:aws:lambda:us-west-1:598307997273:function:HelloCouchbaseLambda", 
      "Version": "1", 
      "Role": "arn:aws:iam::598307997273:role/service-role/myLambdaRole", 
      "Timeout": 30, 
      "LastModified": "2016-12-25T00:26:06.182+0000", 
      "Handler": "org.sample.serverless.aws.couchbase.HelloCouchbase", 
      "Runtime": "java8", 
      "Description": "Java Hello Couchbase"
  }
  ```
  +
  . Invoke the function:
  +
  ```
  aws lambda invoke \
  --function-name HelloCouchbaseLambda \
  --region us-west-2 \
  hellocouchbase.out
  ```
  +
  Shows output:
  +
  ```
  {
  