"Hello, world!". It shows the basic structure of wxWidgets program and is the
most commented sample of all - looking at its source code is recommended.
-The next most useful sample is probably \helpref{widgets}{samplewidgets}
+The next most useful samples are probably \helpref{widgets}{samplewidgets}
and \helpref{controls}{samplecontrols} which show many of wxWidgets native and
generic controls, such as buttons, listboxes, checkboxes, comboboxes etc.