Java interfaces are different from classes, and it’s important to know how to use their special properties in your Java programs. This tutorial introduces the difference between classes and ...

Java also lets you declare interfaces inside of interfaces. In this case, a nested interface is a static member of its enclosing interface, and once again the static keyword is redundant.

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 ...

JDK強化提案 (JEP) 191は、Java他言語関数インターフェース (FFI)を定義する。FFIは、ネイティブ関数をJavaのメソッドにバインドしたり、ネイティブ ...

Some important products were built using Scala, including Apache Spark and Kafka. The latter was written by LinkedIn. Spark has a Scala command line interface. Twitter also use Scala, says the Scala ...