Windows, How To Work Them is a tutorial chapter of the KDE Users Guide. The parts that are most interesting to me are the kstart application (for starting windows with specific window management facilities. kstart lets you start applications on specific virtual desktops, with/without specific window decorations, present/absent from the taskbar, etc.. Thus providing a dynamic scripting interface for detailed window management.
The second utility is ksystraycmd. Ksystraycmd lets you load ANY application as a system tray mini icon. The application will can be set to load in the background and minimise to the system tray just like the volume control or windows update. Want quick access to a calculator without having it on in your taskbar all the time, try:
The best part is that it works with ANY Linux application available, it doesn’t even have to be a KDE application.