Nested classes are classes that are declared as members of other classes or scopes. Nesting classes is one way to better organize your code. For example, say you have a non-nested class (also known as ...

インスタンスメソッドとはインスタンスに属するメソッドです。Javaでは、 メソッドの可視性もフィールド変数と同じ4つです。メソッドの可視性は最小のprivateから始めて、 必要に応じてpackage private、 protected、 publicと大きくしていくのが良いでしょう。

Along with lambdas, Java SE 8 brought method references to the Java language. This tutorial offers a brief overview of method references in Java, then gets you started using them with Java code ...