Thirty years ago mathematical, as opposed to applied numerical, computation was difficult to perform and so relatively little used. Three threads changed that: the emergence of the personal computer; the discovery of fiber-optics and the consequent development of the modern internet; and the building of the Three “M’s”...

Good system administrators recognize problems long before anyone asks, "Hey, is the Internet down?" Nagios, an open source system and network monitoring tool, has emerged as the most popular solution for sys admins in organizations of all sizes. It's robust but also complex, and Nagios: System and Network Monitoring, 2nd...

The IBM i operating system running on IBM Power Systems is a platform in transition. Many think the system is obsolete, largely due to its infamous green screen. Nothing, though, could be further from the truth. When IBM embraced open-source software such as Linux, MySQL, and Zend PHP, the system cemented a formidable position in...

Anticipatory optimization for dynamic decision making relies on a number of different scientific disciplines. On a general level, the foundations of the field may be localized at the intersection of operations research, computer science and decision theory. Closer inspection reveals the important role of branches such as simulation,...

The constant and speedy progress made by humankind in the industrial revolution, and more recently in the information technology era can be directly attributed to sharing of knowledge between various disciplines, reuse of the knowledge as science and technology advanced, and inclusion of this knowledge in the curriculum. The phrases...

This book is intended for designers who are serious about their craft. It is ideal for students who desire an approach to instruction that focuses on software proficiency. It is an excellent choice for instructors and industry trainers who have been looking for a comprehensive textbook that includes handouts, projects, syllabi, and...

You may have heard about social networking sites on the Web. If you view a list of social networking Web sites (http://en.wikipedia.org/wiki/List_of_social_networking_ websites) on Wikipedia, a popular reference site, you will see links to more than 100 networking sites, available from around the world and catering to every taste. The...

Welcome to Computer Science Made Simple, a novice’s guide to one of the most important fields today. I wrote this book with several kinds of readers in mind. For the person curious about how computers work and what the computer terms used in magazine advertisements mean, this book will provide the answers. For those considering...

The availability of geographic and geo-spatial information and services, especially on the openWeb, has become abundant in the last several yearswith the proliferation of online maps, geo-coding services, geospatial Web services and geospatially enabled applications. Concurrently, the need for geo-spatial reasoning has significantly...

The application framework of the presented research work is stablished in the area of the low-power portable stand-alone devices. Considering as a paradigm application the implementation of future portable terminals for telecommunications, two opposed trends coexist that determine the need for an optimized energy management. An...