Everyone in the Ruby world seems to be talking about metaprogramming--how you can use it to remove duplication in your code and write elegant, beautiful programs. Now you can get in on the action as well.

This book describes metaprogramming as an essential component of Ruby. Once you understand the principles of Ruby, including the object model, scopes, and eigenclasses, you're on your way to applying metaprogramming both in your daily work and in your fun, after-hours projects.

Learning metaprogramming doesn't have to be difficult or boring. By taking you on a Monday-through-Friday workweek adventure with a pair of programmers, Paolo Perrotta helps make mastering the art of metaprogramming both straightforward and entertaining.

The book is packed with:

Pragmatic examples of metaprogramming in action, many of which come straight from popular libraries or frameworks, such as Rails.

Programming challenges that let you experiment and play with some of the most fun, "out-there" metaprogramming concepts.

Metaprogramming spells--34 practical recipes and idioms that you can study and apply right now, to write code that is sure to impress.

Whether you're a Ruby apprentice on the path to mastering the language or a Ruby wiz in search of new tips, this book is for you.

About the Author

Paolo Perrotta has more than ten years of experience as a developer and writer. He worked for domains ranging from embedded to enterprise software, computer games, and web applications. These days, Paolo coaches agile teams for Yoox, a large Internet fashion shop, and teaches Java to developers throughout Europe. He lives in Bologna, Italy, with his girlfriend and a cat. He loves Ruby.

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