question: @ Override public Enumeration < Option > listOptions ( ) { Vector < Option > result = new Vector < Option > ( ) ; result . addAll ( Collections . list ( super . listOptions ( ) ) ) ; result . addElement ( new Option ( "\tSkipped properties.\n" + "\t(default: capabilities,options)" , "ignored" , 1 , "-ignored <comma-separated list of properties>" ) ) ; result . addElement ( new Option ( "\tFull name of the class analysed.\n" + "\teg: weka.classifiers.rules.ZeroR\n" + "\t(default weka.classifiers.rules.ZeroR)" , "W" , 1 , "-W" ) ) ; return result . elements ( ) ; }
target:  Returns an enumeration describing the available options.