A tray icon is a long-lived application that sits on your computer desktop's system tray. Figure 1 shows some examples of tray icons in the authors system tray. Figure 1 Examples of tray icons in a ...

An array in Java is a type of variable that can store multiple values. It stores these values based on a key that can be used to subsequently look up that information. Arrays can be useful for ...

The Java language libraries include a "swing timer," which lets you add a countdown timer on your Java forms. You set up the timer's properties such as the amount of time that passes before a function ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. This article dives into the happens-before ...

Qt Jambi is a new and noteworthy alternative to Swing and Java 2D for developing rich, cross-platform desktop-application interfaces. In this article JavaWorld contributor Jeff Hanson introduces the ...

The command-line interface (CLI) is the inner world of software development. From the shell, we have direct access to all the operating system’s capabilities, and with that comes the power to compose ...

I know there's no practical purpose to this it's entirely theoretical. and I know a jar file uses the zip format. But how does one create a jar file without a manifest file. (I don't mean creating a ...