Don't be intimidated by the prospect of doing functional programming in Java. This step-by-step example will help you learn basic Java lambda syntax quickly and effectively.

This tutorial demonstrates the power of lambda expressions by contrasting implementations of a mathematical example using C++, Java without lambdas, and Java 8 with lambda expressions.

Like C# lambda expressions, Java 8 lambda expressions tie an argument list to a body. For example, (int x) -> x * x specifies an integer parameter that’s named x and returns the value of x squared.

Developers can use Java 8, introduced last year, and any of the usual Java libraries, along with the AWS SDK for Java. AWS provides two libraries for Lambda, aws-lambda-java-core for function handlers ...

For example, I'm a fan of Lombok, which provides annotations to remove typical boilerplate for accessors and mutators in Java code, among many other features. One of those features is val - which will ...

News Instana Adds Automatic Tracing for Lambda Functions in Java and Go By John K. Waters December 10, 2020 Application performance monitoring (APM) and observability solutions provider Instana today ...