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 ...

In the world of IDE-based development, programmers can easily become detached from JDK and the underlying technology that makes their applications work. Here is a list of the five most useful Java ...

The command-line interface (CLI) is the inner world of software development. From the shell, we have direct access to all the operating system’s capabilities, and with that comes the power to compose ...

Many Java applications started from the command line take arguments to control their behavior. These arguments are available in the string array argument passed into the application’s static main() ...

JDK 5.0 and JDK 6.0 include the Java Monitoring & Management Console tool, also known as JConsole. Read about JConsole's usage options, and find out how JConsole changed from JDK 5 to JDK 6. In ...

Java has not become as pervasive as the original hype suggested, but it is a popular language, used a lot for in-house and server-side development and other applications. Java has less mind-share in ...