The author draws on his experience to offer the reader valuable advice on the best practices. Providing only necessary theoretical background, the book takes a practical approach, presenting case studies and plenty of illustrative examples. This book is aimed at Linux Network administrators with some understanding of Linux security threats and issues, or any one interested in securing their systems behind a firewall. Basic knowledge of Linux is presumed but other than that this book shows you how to do the rest, from configuring your system to dealing with security breaches.

If you are a jMonkey developer or a Java developer who is interested to delve further into the game making process to expand your skillset and create more technical games, then this book is perfect for you.

This book is a tutorial guide for new users that aims to help you understand the basics of and become accomplished with the use of R for quantitative finance.If you are looking to use R to solve problems in quantitative finance, then this book is for you. A basic knowledge of financial theory is assumed, but familiarity with R is not required. With a focus on using R to solve a wide range of issues, this book provides useful content for both the R beginner and more experience users.

This is a comprehensive tutorial with step-by-step instructions on how to develop applications with Code::Blocks.This book is for C++ developers who wish to use Code::Blocks to create applications with a consistent look and feel across multiple platforms. This book assumes that you are familiar with the basics of the C++ programming language.

This book is a comprehensive collection of recipes that elaborate on known use cases. You will find an organized step-by-step procedure to accomplish each task followed by detailed explanations to better understand how and why each step was undertaken, and many links to online references and other related sections in the book that supplement the subject in question. The book is written so that you can work through the recipes in order or go straight to the recipes that interest you; where a recipe depends on other recipes they are clearly referenced. If you are a Java developer, Rich Internet Application content developer, or graphic designer who wants to build RIAs featuring animations, videos, and other feature-rich content, this book is for you. Knowledge of Java, JavaScript, and JavaFX components is not essential, but will help you exploit this book to your advantage.

This book is a tutorial with step-by-step instructions, packed with practical code examples, images, advice, and ideas. If you are a PHP developer who is working with Joomla!, this book is for you. It is also aimed at web designers who want to add JavaScript elements, using jQuery, to their Joomla! sites, themes, modules, and other extensions. A basic knowledge of web development and Joomal! is required. Some knowledge of JavaScript would certainly be a bonus. No knowledge of jQuery is required.

Each recipe comprises step-by-step instructions followed by the analysis of what was done in each task and other useful information. The book is designed so that you can read it chapter by chapter, or you can look at the list of recipes and refer to them in no particular order. There are plenty of useful screenshots to make learning easier for you. This book is for WordPress developers who want to create powerful themes for their blogs and web sites to impress and influence visitors. This book expects working knowledge of the WordPress platform. Knowledge of HTML and CSS would also be useful.

This book is a practical real-world tutorial covering everything you need to know about Amazon SimpleDB. You will come across examples in three languages: Java, PHP, and Python. This book is aimed at transforming you from a beginner to an advanced developer. If you are a developer wanting to build scalable web-based database applications using SimpleDB, then this book is for you. You do not need to know anything about SimpleDB to read and learn from this book, and no basic knowledge is strictly necessary. This guide will help you to start from scratch and build advanced applications.

If you have experience with the Python language and are interested in getting started with electronics, then BeagleBone Black is the perfect platform for you and this book will provide you with the information you need.

This book is for PLC programmers, electricians, instrumentation technicians, and automation professionals with basic PLC programming knowledge, but no knowledge of RSLogix 5000. If you are a student who is familiar with automation and would like to learn about RSLogix 5000 with a minimal investment of time, this is the book for you.

Design, develop, and solve real world automation and orchestration needs by unlocking the automation capabilities of Ansible About This Book Discover how Ansible works in detail Explore use cases for Ansible’s advanced features including task delegation, fast failures, and serial task execution Extend Ansible with custom modules, plugins, and inventory sources Who This Book Is For This book is intended for Ansible developers and operators who have an understanding of the core elements and applications but are now looking to enhance their skills in applying automation using Ansible. What You Will Learn Understand Ansible’s code and logic flow Safeguard sensitive data within Ansible Access and manipulate complex variable data within Ansible playbooks Handle task results to manipulate change and failure definitions Organize Ansible content into a simple structure Craft a multi-tier rollout playbook utilizing load balancers and manipulating your monitoring system Utilize advanced Ansible features to orchestrate rolling updates with almost no service disruptions Troubleshoot Ansible failures to understand and resolve issues Extend Ansible with custom modules, plugins, or inventory sources In Detail Automation is critical to success in the world of DevOps. How quickly and efficiently an application deployment can be automated, or a new infrastructure can be built up, can be the difference between a successful product or a failure. Ansible provides a simple yet powerful automation engine. Beyond the basics of Ansible lie a host of advanced features which are available to help you increase efficiency and accomplish complex orchestrations with ease. This book provides you with the knowledge you need to understand how Ansible works at a fundamental level and leverage its advanced capabilities. You'll learn how to encrypt Ansible content at rest and decrypt data at runtime. You will master the advanced features and capabilities required to tackle the complex automation challenges of today and beyond. You will gain detailed knowledge of Ansible workflows, explore use cases for advanced features, craft well thought out orchestrations, troubleshoot unexpected behaviour, and extend Ansible through customizations. Finally, you will discover the methods used to examine and debug Ansible operations, helping you to understand and resolve issues. Style and approach A clear, practical guide that covers best practise, system architecture and design aspects that will help you master Ansible with ease.

Extract and analyze data from complex images with ImageJ, the world’s leading image processing tool About This Book Design automated image-processing solutions and speed up image-processing tasks with ImageJ Create quality and intuitive interfaces for image processing by developing a basic framework for ImageJ plugins. Tackle even the most sophisticated datasets and complex images Who This Book Is For The book has been created for engineers, scientists, and developers eager to tackle image processing with one of the leading tools available. No prior knowledge of ImageJ is needed. Familiarity with Java programming will be required for readers to code their own routines using ImageJ. What You Will Learn Install and set up ImageJ for image processing. Process images using ImageJ’s built-in tools Create macros to perform repetitive processing tasks Set up and use an integrated development environment for ImageJ plugins Create plugins with a user-friendly interface for processing Use established ImageJ plugins for processing and quantification Generate a simple interface based on a real world example and create other interfaces for other projects Speed up interface development by setting multiple parameters interactively In Detail Advances in image processing have been vital for the scientific and technological communities, making it possible to analyze images in greater detail than ever before. But as images become larger and more complex, advanced processing techniques are required. ImageJ is built for the modern challenges of image processing – it’s one of the key tools in its development, letting you automate basic tasks so you can focus on sophisticated, in depth analysis. This book demonstrates how to put ImageJ into practice. It outlines its key features and demonstrates how to create your own image processing applications using macros and ImageJ plugins. Once you’ve got to grips with the basics of ImageJ, you’ll then discover how to build a number of different image processing solutions. From simple tasks to advanced and automated image processing, you’ll gain confidence with this innovative and powerful tool – however and whatever you are using it for. Style and approach A step-by-step guide to image processing and developing macros and plugins in ImageJ. The book will progress from using the built-in tools to macros and finally plugins for image processing.

This book presents step-by-step guidance through the installation and configuration process with the help of numerous screenshots. It contains many snippets of information and guidance on decision making. As every eventuality can't be covered, there are links to online information as well as pointers to forums the author personally interacts with to answer additional questions. This book is designed for anyone who needs to install and configure SBS 2008. You don't need to be a technical consultant who wants to tweak every setting to become an SBS success. This book will help those with a basic understanding of technology and a desire to install and use SBS 2008 quickly and continue with their business.

You can use this book to help you set up and administer a DotNetNuke portal, even if you have a limited knowledge of ASP.NET. You will learn how to setup and administer an example site, stepping through all the tasks to ease your learning. If you are a developer, this book will help you extend the DotNetNuke portal by first helping you understand how the core framework works and then show you how to create custom modules and skins. A rudimentary knowledge of VB.NET programming is assumed, but the emphasis is not on becoming a better VB.NET programmer but on taming DotNetNuke. This book has been written for both the beginner wanting to set up a website and also ASP.NET developers with a grasp of VB.NET who want a deeper understanding of how to work with DotNetNuke. To work with the DotNetNuke code, you will need access to Visual Web Developer Express or Visual Studio .NET 2005. No prior knowledge of DotNetNuke is assumed.

A practical, user-friendly guide that provides an introduction to cloud computing using IBM SmartCloud, along with a thorough understanding of resource management in a cloud environment.This book is great for anyone who wants to get a grasp of what cloud computing is and what IBM SmartCloud has to offer. If you are an IT specialist, IT architect, system administrator, or a developer who wants to thoroughly understand the cloud computing resource model, this book is ideal for you. No prior knowledge of cloud computing is expected.

This book is written in a Cookbook style targeted towards an advanced audience. It covers the advanced topics of data visualization in Python.Python Data Visualization Cookbook is for developers that already know about Python programming in general. If you have heard about data visualization but you don't know where to start, then this book will guide you from the start and help you understand data, data formats, data visualization, and how to use Python to visualize data.You will need to know some general programming concepts, and any kind of programming experience will be helpful, but the code in this book is explained almost line by line. You don't need maths for this book, every concept that is introduced is thoroughly explained in plain English, and references are available for further interest in the topic.

This book is a step by step guide packed with interesting examples and screenshots that cover lot of support options to help you achieve the superior quality documents. This books is divided into 11 chapters, each chapter dealing with a precise aspect of the software to help you have the best overview and make the best design choices for your document. This book is for people who want to create professional-looking documents with Scribus. If you want a great looking brochure, newsletter, or poster, this is the book for you. No experience of desktop publishing software is required – only creativity and enthusiasm for creating great documents!

The recipes in this book are in a straightforward and easy to follow format.The range of topics covered in this book will bring out the forward-thinking Java developer in you. If you want to build AJAX web applications with GWT then this book is for you. Developers with prior programming experience of Java development and object-oriented programming will find this book very useful.

This book is a quick guide to getting started with Oracle Business Intelligence SE platform that will answer common business questions and help you make quick business decisions. The examples in this book will help you prepare the database for analysis and create business reports in no time. If you are an business analyst, a report builder, a DBA, or an application developer who wants to learn how to use the Oracle Business Intelligence platform for analysis and reporting, this is the perfect book for you. Previous knowledge of Oracle Business Intelligence tools is not required, but you should have a competent grasp of using an Oracle Database.

This book is a tutorial guide that illustrates the steps needed to install, configure, deploy, and administer Dynamics NAV. It shows you how to get started with Dynamics NAV and then gradually explains other admin tasks such as backing up and performance tuning, using practical examples. If you want to get started in administering Dynamics NAV, this book is for you. Readers do not need any previous experience with Dynamics NAV.

Learn to create plugins for WordPress 4.x to deliver custom projects or share with the community through detailed step-by-step recipes and code examples About This Book ? Learn how to change and extend WordPress to perform virtually any task ? Explore the plugin API through approachable examples and detailed explanations ? Mold WordPress to your project’s needs or transform it to benefit the entire community Who This Book Is For If you are a WordPress user, developer, or a site integrator with basic knowledge of PHP and an interest to create new plugins to address your personal needs, client needs, or share with the community, then this book is for you. What You Will Learn ? Discover how to register user callbacks with WordPress, forming the basis of plugin creation ? Explore the creation of administration pages and adding new content management sections through custom post types and custom database tables ? Improve your plugins by customizing the post and page editors, categories and user profiles, and creating visitor-facing forms ? Make your pages dynamic using Java*, AJAX and adding new widgets to the platform ? Learn how to add support for plugin translation and distribute your work to the WordPress community In Detail WordPress is a popular, powerful, and open Content Management System. Learning how to extend its capabilities allows you to unleash its full potential, whether you're an administrator trying to find the right extension, a developer with a great idea to enhance the platform for the community, or a website developer working to fulfill a client's needs. This book shows readers how to navigate WordPress' vast set of API functions to create high-quality plugins with easy-to-configure administration interfaces. With new recipes and materials updated for the latest versions of WordPress 4.x, this second edition teaches you how to create plugins of varying complexity ranging from a few lines of code to complex extensions that provide intricate new capabilities. You'll start by using the basic mechanisms provided in WordPress to create plugins and execute custom user code. You will then see how to design administration panels, enhance the post editor with custom fields, store custom data, and modify site behavior based on the value of custom fields. You'll safely incorporate dynamic elements on web pages using *ing languages, and build new widgets that users will be able to add to WordPress sidebars and widget areas. By the end of this book, you will be able to create WordPress plugins to perform any task you can imagine. Style and approach This cookbook will take you through the creation of your first simple plugin to adding entirely new sections and widgets in the administration interface, so you can learn how to change and extend WordPress to perform virtually any task. Each topic is illustrated through realistic examples showing how to solve common problems, followed by detailed explanations of all concepts used