Changing+the+plot+background

The **default background** color for plots, e.g., for ROC curves, is **black**, which might not be convenient for screenshots.

Since the color is stored as a value in a Properties file, you can easily change the color: code format="text" weka/gui/visualize/Visualize.props code code format="text" weka.gui.visualize.Plot2D.backgroundColour code
 * extract the following file from the or  file
 * place a copy of that file in your HOME directory (on *nix, on Windows )
 * edit the Properties file with any text editor
 * replace the value of following key with a color of your liking, e.g., //white//
 * save the file and restart Weka