The next tutorial in the Java 101 series will introduce method references, which you can combine with lambda expressions to write even more concise, readable Java code.

Lambda expressions are new to Java SE 8, and in my opinion they are the most significant language features debuting in this version.

Do you need an example of how to use Java's UnaryOperator in a functional Lambda expression? This tutorial shows you where when and how to use the UnaryOperator interface in a function.

When the runtime settings are configured, you can use the AWS Console’s Lambda test tab to invoke the function. Add the text “Hello World” as event data for the function call, and click Test. Java ...