Learn how to do basic CRUD operations on JAR, WAR, and EAR files using the command line. Although Java IDEs and numerous graphical tools make it easier than ever to view and manipulate the ...

At the command prompt, type “java -version” (again, no quotes). Users also can visit Java.com and click the “Do I have Java?” link on the homepage. Updates also should be available via the ...

To do the same, open Command Prompt and then run the following command to check which version of Java is installed on your computer. If it gives you a result, Java is installed, otherwise ...

Here is a list of the five most useful Java command-line tools that developers need to master to become productive members of their teams. The javac utility is the most important command-line ...