Many developers get intimidated when they look at all the new APIs that accept lambda expressions as arguments, and wonder how they’ll ever figure out which Java function to use and what the proper ...

A lambda doesn’t have an explicit interface type. Instead, the compiler uses the surrounding context to infer which functional interface to instantiate when a lambda is specified–the lambda is ...

As we’ll see, functional interfaces combined with anonymous inner classes are often used with lambda expressions. Lambda syntax in Java As we saw above, the C# lambda operator is =>.

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.