java -version If Java isn't already installed, type this command: sudo apt install default-jre Once Java is installed, you ...

JAVA_HOME is an operating system (OS) environment variable which can optionally be set after either the Java Development Kit (JDK) or the Java Runtime Environment (JRE) is installed. The JAVA_HOME ...

To quickly install Java on Ubuntu and have the JDK’s utilities included on the operating system’s PATH, follow these five steps: The full Java suite includes the Java Runtime Environment (JRE), Java ...