There are various instances of this issue that we get such as JAVAC’, JRE, ‘MVN’, JAR’ is not recognized as an internal or external command, operable program or batch file, ‘Java’ is not recognized as ...

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 ...

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 ...

The command line may seem like an esoteric tool for developers and uber-hackers, but it has plenty of useful tricks up its sleeve. Here are a few easy things you can do from a terminal window that ...

Writing code to parse command line arguments is still necessary sometimes. When you need to examine command line arguments, see how and why you should use your open source Java toolkit and use Command ...

I find myself needing to write a Java console application and am quite rusty. Can anyone recommend a good analogue to Python's optparse library (or comment on the Apache Commons CLI)? Also, this is ...