For Java-based programs such as Maven, Jenkins, Gradle or Tomcat to run, they need to know that Java's JDK is installed. That's the purpose of the JAVA_HOME environment variable. It tells programs ...

Java's default constructor allows developers to create instances of classes when no other constructors are explicitly defined. The default constructor in Java takes no arguments -- it simply ...

How To Select Which Version of Java to Use in Linux (+ Video Tutorial) Your email has been sent Which version of Java should you use in Linux? Learn how to easily ...