The Java language and virtual machine are almost two decades old, and while most developers would recognize the old and new models of Java as being related, there's no question that Java has changed ...

Ben Evans氏が2015年のJavaに欠けている機能についての見解を再訪し、当時の見解と比較して言語がどのように進化してきたかを比較している。

Javaslangは、Java 8以降に対して永続データ型と関数型制御構造を提供するオープンソースの関数型ライブラリであるが、不必要、非推奨な機能を ...

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 ...

In Part 2 we’ll revisit those techniques using Java code that pre-dates Java 8. As you’ll see, this code is functional, but it’s not easy to write or read.

The Java getLower () function in Listing 2, for example, has twice the brackets and four times the code as the Clojure function.

Lambda expressions are lightweight, highly concise anonymous methods backed by functional interfaces in Java 8. You can use them to leap forward into a whole new world of programming in Java. With ...

That three percent included packages, methods, and class names. But those declarations—like starting a function with package java.lang —can only be used in certain ways.