Practical eBooks Page 33

Welcome to computer science in the 21st century. Did you ever wonder how computers represent DNA? How they can download a web page containing population data and analyze it to spot trends? Or how they can change the colors in a color photograph? If so, this book is for you. By the time you're done, you'll know how to do all of that and a lot more. And Python makes it easy and fun. Computers are used in every part of science from ecology to particle physics. This introduction to computer science continually reinforces those ties by using real-world science problems as examples. Anyone who has taken a high school science class will be able to follow along as the book introduces the basics of programming, then goes on to show readers how to work with da...

Xen, the open source virtualization tool, is a system administrator's dream. Xen is a free, high-performance virtual machine monitor that lets you consolidate your hardware and finally put those unused cycles to usewithout sacrificing reliability, performance, or scalability.The Book of Xen explains everything you need to know in order to use Xen effectively, including installation, networking, memory management, and virtualized storage. You'll also learn how to use Xen and standard Linux tools to take snapshot backups, perform QoS operations on network traffic, and limit over-aggressive disk users.Authors Chris Takemura and Luke S. Crawford show you how to: Provide virtual hosting for dozens of users, each with their own individual needs Install and...

This straightforward, practical, and complete guide to mastering the powerful and complex OpenBSD operating system, is for the experienced UNIX user who wants to add OpenBSD to his or her repertoire. The author assumes a knowledge of basic UNIX commands, design, and permissions. The book takes you through the intricacies of the platform and teaches how to manage your system, offering friendly explanations, background information, troubleshooting suggestions, and copious examples throughout....

Despite the considerable, growing interest in online education, most studies have focused only on the students perspective. Merely a handful of studies have attempted to address the teachers perspectives and little has been published on the online teaching experience itself. Expectations and Demands in Online Teaching: Practical Experiences offers a better understanding of how teachers experience the online environment by exploring various dimensions of online teaching, including class preparation, process effectiveness and quality, and technology utilization. The book assists educational institution administrators supporting online education improve their understanding of how teachers experience online teaching, and of the issues these teachers face...

The Expert, Practical Guide to Succeeding with SOA in the Enterprise In Executing SOA, four experienced SOA implementers share realistic, proven, 'from-the-trenches' guidance for successfully delivering on even the largest and most complex SOA initiative. This book follows up where the authors' best-selling Service-Oriented Architecture Compass left off, showing how to overcome key obstacles to successful SOA implementation and identifying best practices for all facets of execution-technical, organizational, and human. Among the issues it addresses: introducing a services discipline that supports collaboration and information process sharing; integrating services with preexisting technology assets and strategies; choosing the right roles for new...