If you've given any kind of technical presentation, you know that presenting code samples (clearly) can be one of the larger challenges. Matthew Weier O'Phinney has found a solution that works well for him and his slides - Highlight.

Being a technical presenter, I've often run up against the issue of how to present code snippets. The easiest route is to simply cut-and-paste into your presentation software. However, such code is basically unreadable. [...] The first trick I tried was to take screenshots of gvim. However, this had distinct downsides. [...] The next trick I tried was to use Zend Studio or Eclipse to create my screen shots.

He talks about the tool (Highlight) and its use - basically you specify the input, output and the language it needs to highlight for with more fine-tuning options like font size, line width and more. Compare this and this to the end result of Highlight here to get a feeling for how the product might look.