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 ...

One of our biggest challenges as software developers is organizing our code so that it is easier to extend and maintain. The Command pattern helps us do that by encapsulating all the data required to ...

Community driven content discussing all aspects of software development from DevOps to design patterns. To quickly install Java on Ubuntu and have the JDK’s utilities included on the operating ...

You can write a simple generic launcher in the following way: public class Launcher{ public static void main(String[] args){ if (args.length>0) { try { Command ...