Book Image

Instant Nokogiri

By : S. Hunter Powers
Book Image

Instant Nokogiri

By: S. Hunter Powers

Overview of this book

A wealth of information sits waiting on the Internet. Instant Nokogiri helps you access this information today with Nokogiri, a slick and fast HTML and XML parsing engine. Bundled in an easy-to-use Ruby gem, Nokogiri empowers you to combine disparate data sources and gain an unprecedented insight into your Ruby applications. "Instant Nokogiri" is a hands-on guide to extracting information from the sources available on the Internet, sources that are not traditionally accessible to developers. You will learn the secrets of identifying content, extracting just the right parts, and incorporating the new data in your Ruby applications. "Instant Nokogiri" provides step-by-step instructions on how to incorporate the power of the Nokogiri gem and data parsing into your Ruby projects. You will learn all the basics of designing a project around data parsing, exploring disparate data sources, and refining strategies and theories. You will also combine your thoughts in a real-world, real-data sample application. This book will examine common Nokogiri and Ruby methods useful in scraping and parsing complete with practical code samples. You will also learn the secrets behind effective caching, rate limiting, and masking your identity. Instant Nokogiri will teach you how to get targeted data out of HTML and into Ruby, as well as tons of tips, tricks, code snippets, and expert advice.
Table of Contents (7 chapters)

About the Author

Hunter Powers, a Full Stack web developer, began programming at the age of 6 and has been gathering steam ever since. From childhood awards (including "Most Outstanding Presentation in the Field of Engineering" from NC State University and "Superior Achievement in Computer Science" from the North Carolina Student Academy of Science) to more recent achievements at TechCrunch Disrupt 2012, he has never lost his passion for the science, languages, and dynamics of computers. His early accomplishments in the field led him to open, his first business, at the age of 13. The company has prospered through the years, developing local and national websites, producing national television advertisements, and directing the art and design for an international card and print company. With a range of products such as websites, book covers, advertising, logos, and national festivals, his customer base includes e-commerce companies, charities and clubs, renowned foodies, and even the weatherman.

In 2011, Powers joined a big data streaming company. His work there has been represented by projects for AOL's TechCrunch, Engadget, The Washington Post, The New York Times, Fox's X-Factor, Fox Sports Australia, New York Presbyterian Hospital, and The NFL, to name a few.

A graduate of The University of Virginia, Powers interests extend beyond technology into filmmaking, photography, and writing. He was first published while in high school in 4 Guys from Rolla and has written many short, as well as a feature length, science fiction and screenplays. Powers also directs with credits for multiple commercial, web videos, and short films.

Currently residing in the Logan Circle arts district in Washington, DC, Powers is working on his next book. You can find his blog at