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If you want to be a productive member of a software development team, it's important to master the key Java programming tools and technologies. These tools reach across a variety of areas, and ...

Learn how to write and validate unit tests with JUnit 5. This article shows you how to configure a Maven project for JUnit, write basic and parameterized unit tests, and use JUnit 5’s built-in ...

One of the most powerful uses of scripting languages is in "application automation", that is, the idea of automating a long sequence of steps such as: "select paragraph at cursor, indent 3" right, ...

If an application is useful, then the network of users will grow crazily fast at some point. As more and more mission-critical applications are now running on Java EE, many Java developers are caring ...

Learn how to optimize JVM and JIT compiler performance for better execution speed, memory usage, and resource utilization in your Java applications—and how to check your results. JVM optimization ...

When I first learned to program, it was grasping if statements that helped it all click into place for me. Once you can use if statements, you can build all kinds of useful and interesting tools.