To get an overview how to use Programming Taskbook in Ruby you should
click the "?" button or press [F1] key in the Programming Taskbook window.
The Programming Taskbook window will appear if you start the application
in demo mode using PT4Demo tool or create and run a
task template using PT4Load tool.
The content of the information window depends on a chosen programming language.
Here is the screenshot of the information window for Ruby.