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This book is the perfect first step for people who are interested in Ruby, particularly the growing number of the Ruby on Rails users. Fully revised and updated to cover Ruby 2.3, the second edition provides a guided, hands-on tour of the basic Ruby language structures.

Through many practical examples, you ll learn how all the pieces fit together, including variables, operators, control structures, and a wide variety of features specific to Ruby, such as exception handling and XML processing.

A lakeside community defends itself from hydrofracking and gas storage in this environmental thriller, the sequel to Michael J. Fitzgerald's The Fracking War. Is this a band of eco-terrorists, as defined by U.S. law, or are they just good citizens desperate to defend their homes, their community and their water?

Crusading newspaper publisher Jack Stafford once again sets the stage for a familiar political scenario - how the U.S. government could silence energy industry critics and activists by labeling them 'eco-terrorists.'

"Fracking Justice captures...

XSLT is a powerful language for transforming XML documents into something else. That something else can be an HTML document, another XML document, a Portable Document Format (PDF) file, a Scalable Vector Graphics (SVG) file, a Virtual Reality Modeling Language (VRML) file, Java code, or a number of other things. You write an XSLT stylesheet to define the rules for transforming an XML document, and the XSLT processor does the work.As useful as XSLT is, its peculiar characteristics make it a difficult language in which to get started. In fact, newcomers are often a little dazed on first...

If you're a programmer new to regular expressions, this easy-to-follow guide is a great place to start. You'll learn the fundamentals step-by-step with the help of numerous examples, discovering first-hand how to match, extract, and transform text by matching specific words, characters, and patterns.

Regular expressions are an essential part of a programmer's toolkit, available in various Unix utlilities as well as programming languages such as Perl, Java, JavaScript, and C#. When you've finished this book, you'll be familiar with the most commonly used syntax in regular expressions,...

Autism and Creativity is a stimulating study of male creativity and autism, arguing that a major genetic endowment is a prerequisite of genius, and that cultural and environmental factors are less significant than has often been claimed.
Chapters on the diagnosis and psychology of autism set the scene for a detailed examination of a number of important historical figures. For example:
* in the Indian mathematician Ramanujan, the classic traits of Asperger's syndrome are shown to have coexisted with an extraordinary level of creativity
* more unexpectedly, from the...