Ruby on Rails For Dummies

Ruby on Rails? What’s that?” asks my uncle. “You write about this stuff for dummies? You mean those black and yellow books that everyone buys?”
“Yes, like the one I’m quoting you in,” I say. “Please check your spelling as you speak.”
“I will. But what’s Ruby on Rails? Is it the 6:05 train to Poughkeepsie? Is it the name of an old vaudeville act? Is it a pop singer? A rock band? Is it a rare stone from India? Is it the codename of an informer in a political scandal?”