Community driven content discussing all aspects of software development from DevOps to design patterns. Many developers get intimidated when they look at all the new APIs that accept lambda ...

A callback operation in Java is one function that is passed to another function and executed after some action is completed. A callback can be executed either synchronously or asynchronously. In the ...

A great deal of Java programming -- from conditional statements to iterative loops -- deals with the evaluation of true or false values. When you work with the JDK's Streams API and Lambda functions, ...

Method references are a shorthand way to write lambda expressions that call a single method. Rather than implementing a method in a functional interface, a method reference simply points to an ...