JEP 430「文字列テンプレート（プレビュー）」は、Javaプログラミング言語の強化を提案する機能JEPタイプで、文字列リテラルに似ているが、実行 ...

The example code below shows how to use Java’s DirectoryStream in a method to list the files of a directory: public Set<String> listFilesUsingDirectoryStream(String dir) throws IOException { ...

Double brace initialization in Java Java developers have long desired the ability to quickly initialize contents of a List or Set. Yet, it’s strange that so many developers are unaware of Java’s ...