Q:

How to preview RDoc file?

Want to see how an RDoc README file will look on Github before committing. How to run RDoc on a single file and preview the result in a browser?

A:

Ruby as a built-in rdoc cli that will generate html pages from *.rdoc files:
rdoc README.rdoc -o ./tmp/doc

Try rdoc --help for more info.

A:

As an alternative you can use this website to preview Markdown, RDoc, Textile ....

