In these Messenger Lectures, originally delivered at Cornell University and recorded for television by the BBC, Richard Feynman offers an overview of selected physical laws and gathers their common features into one broad principle of invariance. He maintains at the outset that the importance of a physical law is not "how clever...

Joomla! is the world's hottest open-source content management system, and the winner of the 2006 Open Source CMS Prize. Out of the box, Joomla! does a great job of managing the content needed to make your website sing. But for many people, the true power of Joomla! lies in its application framework that makes it possible for thousands of...

If you're developing applications that access Oracle databases, you can save time and work by having SQL do more of the data handling for you: This new book shows you how. It teaches you how to create effective SQL queries to extract and update the data in an Oracle database. It teaches you how to design and implement a database, giving...

This volume collects the proceedings of two related international conferences on foundations and practical applications of mathematical methods of data analysis, of Formal Concept Analysis and of methods for information extraction from natural language texts. The first conference, named Knowledge - Ontology - Theory 2007 (KONT 2007),...

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Do you have a great idea for an app but have no idea where to begin? Then this is the book for you. Even if you have no programming experience, this easy-to-follow, step-by-step guide teaches you exactly what you need to know to bring your app idea to life...

One of the most valuable tools acquired in a university education, college algebra is essential for courses from the sciences to computing, engineering to mathematics. It can help you do better on placement exams, even before college, and it's useful in solving the computations...

Optics--a field of physics focusing on the study of light--is also central to many areas of biology, including vision, ecology, botany, animal behavior, neurobiology, and molecular biology. The Optics of Life introduces the fundamentals of optics to biologists and nonphysicists, giving them the tools they need to successfully incorporate...

This practical reference examines the advantages and disadvantages of polypharmacy in psychiatry, and provides up-to-date clinical guidelines on the appropriate use of combinations of pharmacological therapy in major psychiatric disorders-including multidisciplinary approaches to treatment, such as social work and psychopharmacology, and an...