I finally got around to updating my Ruby Code Editor to version 3.0. There are quite a few upgrades including: better environment stability (editor, scrolling, results, etc.), code completion for SketchUp classes and methods and a variety of other minor updates (including the fact that it now remembers the last file).
The following video gives a brief overview of the current version:
As always, you can get this editor from my website (and look at the more detailed changelog or leave comments) at:
http://www.alexschreyer.net/projects/sketchup-ruby-code-editor/
For more on what you can do with this tool, check out my book “Architectural Design with SketchUp” (especially chapter 6):