Wow! eBook – Blog

Book Description

Beginning Python: Using Python 2.6 and Python 3.1introduces this open source, portable, interpreted, object-oriented programming language that combines remarkable power with clear syntax. This book enables you to quickly create robust, reliable, and reusable Python applications by teaching the basics so you can quickly develop Web and scientific applications, incorporate databases, and master systems tasks on various operating systems, including Linux, MAC OS, and Windows. You’ll get a comprehensive tutorial that guides you from writing simple, basic Python scripts all the way through complex concepts, and also features a reference of the standard modules with examples illustrating how to implement features in the various modules. Plus, the book covers using Python in specific program development domains, such as XML, databases, scientific applications, network programming, and Web development.Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file.

From the Back Cover
Create a robust, reliable, and reusable Python application

As an open source, object-oriented programming language, Python is easy to understand, extendable, and user-friendly. This book covers every aspect of Python so that you can get started writing your own programs with Python today. Author James Payne begins with the most basic concepts of the Python language—placing a special focus on the 2.6 and 3.1 versions—and he offers an in-depth look at existing Python programs so you can learn by example. Download Now »

Book Description

* This tutorial offers readers a thorough introduction to programming in Python 2.4, the portable, interpreted, object-oriented programming language that combines power with clear syntax
* Beginning programmers will quickly learn to develop robust, reliable, and reusable Python applications for Web development, scientific applications, and system tasks for users or administrators
* Discusses the basics of installing Python as well as the new features of Python release 2.4, which make it easier for users to create scientific and Web applications
* Features examples of various operating systems throughout the book, including Linux, Mac OS X/BSD, and Windows XP

From the Back Cover
As a portable, open source, object-oriented programming language, Python combines remarkable power with clear syntax. And, as one of the fastest growing languages, Python manages systems and can be used for data mining and Web development. With this book, you’ll learn how to program using the latest release — Python 2.4 — and create robust, reliable, and reusable Python applications.
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Book Description

Traditional PBX systems have often been expensive and proprietary. With 3CX, you can now create an easy-to-use, complete, and cost-effective phone system on Microsoft Windows. This practical guide offers the insight that a reader needs to exploit the potential that 3CX has to offer.

This practical hands-on book covers everything you need to know about designing, installing and customizing 3CX to create an all-inclusive phone system. It takes a real-world approach that walks you through all aspects of 3CX and its features. From installing the software, to backing things up, to understanding what hardware you need – this book covers it all.

The 3CX IP PBX Tutorial will take you from knowing very little about VoIP to almost expert level with detailed how-tos on every aspect of 3CX. Starting with the basics, and covering the free version of 3CX as well as the more advanced features of the Enterprise version, you will learn it all.

In other words, this book covers numerous topics such as installation and configuration of 3CX, choosing a VoIP Provider, integration of a trunk into 3CX, the commonly used 3CX hardware, and backing up your phone system. Download Now »

Book Description

Windows System Programming, Fourth Edition, now contains extensive new coverage of 64-bit programming, parallelism, multicore systems, and many other crucial topics. Johnson Hart’s robust code examples have been updated and streamlined throughout. They have been debugged and tested in both 32-bit and 64-bit versions, on single and multiprocessor systems, and under Windows 7, Vista, Server 2008, and Windows XP. To clarify program operation, sample programs are now illustrated with dozens of screenshots.

Hart systematically covers Windows externals at the API level, presenting practical coverage of all the services Windows programmers need, and emphasizing how Windows functions actually behave and interact in real-world applications. Hart begins with features used in single-process applications and gradually progresses to more sophisticated functions and multithreaded environments. Topics covered include file systems, memory management, exceptions, processes, threads, synchronization, interprocess communication, Windows services, and security.

New coverage in this edition includes
* Leveraging parallelism and maximizing performance in multicore systems
* Promoting source code portability and application interoperability across Windows, Linux, and UNIX
* Using 64-bit address spaces and ensuring 64-bit/32-bit portability
* Improving performance and scalability using threads, thread pools, and completion ports
* Techniques to improve program reliability and performance in all systems
* Windows performance-enhancing API features available starting with Windows Vista, such as slim reader/writer locks and condition variables Download Now »

Book Description

Are the machines in your office living isolated lives? Do you have a few computers at home that you want to connect to each other and the Internet? The best way to share files on a group of computers is to create a network. But how do you do that?

Network Know-How is your guide to connecting your machines, filled with practical advice that will show you how to get things done. You’ll learn the nitty-gritty of network setup, design, and maintenance, from running cables and placing wireless access points to configuring file sharing and printing. This practical and comprehensive guide will teach you how to implement security, create intranets, and more.

You’ll learn how to:
* Connect Windows, Macintosh, and Linux computers
* Implement network addressing
* Configure your network adapters, hubs, switches, and router
* Share music, photos, and documents
* Automate household appliances and stream digital audio and video to your home entertainment center
* Troubleshoot network slowdowns and failures
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Book Description

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 use—without 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 manage multiple guests, including various flavors of Linux, NetBSD, Solaris, and Windows
* Choose the right virtual storage options for your needs
* Migrate your systems seamlessly and create new images
* Tune and benchmark your systems to make them as fast as possible
* Troubleshoot Xen’s most common problems like network and memory management
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