In the world of Java development, tools like IDEs often dominate the landscape, offering convenience and automation. Yet, understanding how to run Java code from the terminal remains an invaluable skill for any developer. It not only reinforces a deeper understanding of the Java runtime environment but also becomes essential in environments where GUI-based tools are unavailable. This article explores the reasons why executing Java code from the terminal matters and walks you through a step-by-step guide, complete with code examples and detailed explanations.