Now, open the Command Prompt and run it as administrator. We will make use of the ‘cd’ command to change the operating directory on the Command Prompt to the one where your Java program is stored.

The following command permanently points JAVA_HOME to the location you set: setx JAVA_HOME -m "C:\_jdk25.0" The option to manually set JAVA_HOME through the command line is especially useful if you ...

But these aforementioned Java command-line tools -- namely, javac, javap, jstat, jdeps and jar -- are the five that serious software developers need to know.

Facilitate command line argument processing for Java tools with a simple helper class Many Java applications started from the command line take arguments to control their behavior.

In this article, we’ll take a tour of building sophisticated interactive command-line interface (CLI) applications and REPLs (read–eval–print loops, or interactive shells) in Java.