Rewrite object-oriented code using functional techniques. Get started with lambdas, method references, functional interfaces, and the Streams API in Java Welcome back to this two-part tutorial ...

Community driven content discussing all aspects of software development from DevOps to design patterns. To fully understand the benefits and how lambda expressions provide code conciseness and ...

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs. Abstract classes and ...

Just pass a char around (or the Character wrapper whatever that is in java - I hate those wrappers) Having Bar take a function from char to boolean is no problem 1, and very solid design regardless of ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The goal of a lambda expression in Java is to implement a single method. All Java methods have ...