New posts in Optional

How do I concisely write a || b where a and b are Optional values?

Better way for using builder pattern with optional values?

How to do an action if an optional boolean is true?

What's the difference between Objects.requireNonNullElse() and Optional.ofNullable().orElse()?

Concatenate two or more optional string in Java 8

Mix boost::optional and std::unique_ptr

Statement lambda can be replaced with expression lambda

Why is Java 8 Optional implemented as final, without Some and None hierarchy?

How to upcast object contained in Java 8 Optional?

Java8 : stream findFirst result