Puppet is great for developers, system administrators, IT professionals, and anyone laying the foundation for DevOps practices - this comprehensive guide will get you up to speed, all the way from installation to automation to the latest features of Puppet 4.10.About This Book* Develop skills to run Puppet 4.10 on single or multiple servers without hiccups* Use Puppet to spin up and manage cloud resources such as Amazon EC2 instances* Take full advantage of the powerful new features of Puppet 4.10, including loops, data types, structured facts, R10K module management, control repos, and EPP templatesWho This Book Is ForPuppet Beginner's Guide, Second Edition is designed for those who are new to Puppet, including system administrators and developers who are looking to manage computer server systems for configuration management. No prior programming or system administration experience is assumed.What You Will Learn* Covers the latest Puppet 4.10 release* Install and set up Puppet and discover the latest and most advanced features* Configure, build, and run containers in production using Puppet's industry-leading Docker support* Deploy configuration files and templates at super-fast speeds and manage user accounts and access control* Automate your IT infrastructure* Use the latest features in Puppet 4 onward and its official modules* Manage clouds, containers, and orchestration* Get to know the best practices to make Puppet more reliable and increase its performanceIn DetailPuppet 4.10 Beginner's Guide, Second Edition, gets you up and running with the very latest features of Puppet 4.10, including Docker containers, Hiera data, and Amazon AWS cloud orchestration. Go from beginner to confident Puppet user with a series of clear, practical examples to help you manage every aspect of your server setup.Whether you're a developer, a system administrator, or you are simply curious about Puppet, you'll learn Puppet skills that you can put into practice right away. With practical steps giving you the key concepts you need, this book teaches you how to install packages and config files, create users, set up scheduled jobs, provision cloud instances, build containers, and so much more.Every example in this book deals with something real and practical that you're likely to need in your work, and you'll see the complete Puppet code that makes it happen, along with step-by-step instructions for what to type and what output you'll see. All the examples are available in a GitHub repo for you to download and adapt for your own server setup.Style and approachThis tutorial is packed with quick step-by-step instructions that are immediately applicable for beginners. This is an easy-to-read guide, to learn Puppet from scratch, that explains simply and clearly all you need to know to use this essential IT power tool, while applying these solutions to real-world scenarios.

Provides instructions for making and using instant puppets, rainy day puppets, professional puppets, special puppets, and novelty puppets.

Master Puppet for configuration management of your systems in an enterprise deploymentAbout This Book* This book is an advanced guide to using and deploying Puppet 4 in your organization with a special focus on issues faced in larger enterprise deployments* From an experienced author, learn to deal with scaling, performance, and multiple developers with the help of real-world examples* This is the most up-to-date guide on Puppet, and covers the advanced concepts of Puppet 4Who This Book Is ForThis book is for those who have intermediate knowledge of Puppet and are looking to deploy it in their environment. Some idea how to write simple modules for configuration management with Puppet is a prerequisite for this book.What You Will Learn* Scale out your Puppet infrastructure using proxying techniques* Automate your code promotion workflow using Git and r10k* Solve real-world problems using public modules from the Puppet Forge* Use Hiera to separate the data of your configuration from the code of your configuration* Write your own custom facts in Ruby* Extend Puppet with your own custom facts, modules, and types* Use exported resources to orchestrate change between machines* Debug a puppetserver using Java techniquesIn DetailPuppet is a configuration management system and a language. It was written for and by system administrators to manage large numbers of systems efficiently and prevent configuration drifts.Mastering Puppet deals with the issues faced when scaling out Puppet to handle large numbers of nodes. It will show you how to fit Puppet into your enterprise and allow many developers to work on your Puppet code simultaneously. In addition, you will learn to write custom facts and roll your own modules to solve problems. Next, popular options for performing reporting and orchestration tasks will be introduced in this book. Moving over to troubleshooting techniques, which will be very useful. The concepts presented are useful to any size organization.By the end of the book, you will know how to deal with problems of scale and exceptions in your code, automate workflows, and support multiple developers working simultaneously.Style and approachThis book is a step-wise guide packed with examples to help you configure complex systems in Puppet.

Microsoft Azure Essentials from Microsoft Press is a series of free ebooks designed to help you advance your technical skills with Microsoft Azure. The first ebook in the series, Microsoft Azure Essentials: Fundamentals of Azure, introduces developers and IT professionals to the wide range of capabilities in Azure. The authors - both Microsoft MVPs in Azure - present both conceptual and how-to content for key areas, including: Azure Websites and Azure Cloud Services Azure Virtual Machines Azure Storage Azure Virtual Networks Databases Azure Active Directory Management tools Business scenarios Watch Microsoft Press’s blog and Twitter (@MicrosoftPress) to learn about other free ebooks in the “Microsoft Azure Essentials” series.

The Book of R is a comprehensive, beginner-friendly guide to R, the world’s most popular programming language for statistical analysis. Even if you have no programming experience and little more than a grounding in the basics of mathematics, you’ll find everything you need to begin using R effectively for statistical analysis. You’ll start with the basics, like how to handle data and write simple programs, before moving on to more advanced topics, like producing statistical summaries of your data and performing statistical tests and modeling. You’ll even learn how to create impressive data visualizations with R’s basic graphics tools and contributed packages, like ggplot2 and ggvis, as well as interactive 3D visualizations using the rgl package. Dozens of hands-on exercises (with downloadable solutions) take you from theory to practice, as you learn: –The fundamentals of programming in R, including how to write data frames, create functions, and use variables, statements, and loops –Statistical concepts like exploratory data analysis, probabilities, hypothesis tests, and regression modeling, and how to execute them in R –How to access R’s thousands of functions, libraries, and data sets –How to draw valid and useful conclusions from your data –How to create publication-quality graphics of your results Combining detailed explanations with real-world examples and exercises, this book will provide you with a solid understanding of both statistics and the depth of R’s functionality. Make The Book of R your doorway into the growing world of data analysis.

A page-turning novel that is also an exploration of the great philosophical concepts of Western thought, Jostein Gaarder's Sophie's World has fired the imagination of readers all over the world, with more than twenty million copies in print. One day fourteen-year-old Sophie Amundsen comes home from school to find in her mailbox two notes, with one question on each: "Who are you?" and "Where does the world come from?" From that irresistible beginning, Sophie becomes obsessed with questions that take her far beyond what she knows of her Norwegian village. Through those letters, she enrolls in a kind of correspondence course, covering Socrates to Sartre, with a mysterious philosopher, while receiving letters addressed to another girl. Who is Hilde? And why does her mail keep turning up? To unravel this riddle, Sophie must use the philosophy she is learning—but the truth turns out to be far more complicated than she could have imagined.

Provides guidance on shotgunning and offers advice and solutions to problems shotgunners encounter, discussing cross firing, recoil, triggers, barrels, choosing chokes and loads, velocity, forward allowance, and other related topics.

Praise and Reviews'Almost everyone has a stake in the stock market, directly or indirectly, yet ignorance about how it works is widespread.This book is not just for investors, but for anyone who wishes to understand our financial system, and how we all fit into it.'- Neil Collins, Daily Telegraph City Editor'This book cuts through the institutions' mystique with basic information for the amateur... covers all the important issues and takes a sceptical swipe at the pretentious jargon employed by the so-called experts.'- IndustryAt times of fluctuating share prices and changes in trading, an investor needs to know enough about the stock market to ask the right questions, make the right choices, and not to be taken in by sharp salesmen. Here is the grounding to strip away the hype and unlock the jargon.This fully revised new edition will tell investors what is being traded and how, who does what with which and to whom, and how to evaluate both the shares and the proponents' claims.In his acclaimed lucid style, Michael Becket cuts through the investment hype to answer such questions as:What are shares?What are gilts?What are futures and options?What about overseas shares?How do you pick a share to buy?Whose advice can you trust?When do you sell a share?There is money to be made and it does not require genius to make a fortune, but you do need care, common sense, lots of luck and the expert advice of How the Stock Market Works.

Whether you need full-text search or real-time analytics of structured data—or both—the Elasticsearch distributed search engine is an ideal way to put your data to work. This practical guide not only shows you how to search, analyze, and explore data with Elasticsearch, but also helps you deal with the complexities of human language, geolocation, and relationships. If you’re a newcomer to both search and distributed systems, you’ll quickly learn how to integrate Elasticsearch into your application. More experienced users will pick up lots of advanced techniques. Throughout the book, you’ll follow a problem-based approach to learn why, when, and how to use Elasticsearch features. Understand how Elasticsearch interprets data in your documents Index and query your data to take advantage of search concepts such as relevance and word proximity Handle human language through the effective use of analyzers and queries Summarize and group data to show overall trends, with aggregations and analytics Use geo-points and geo-shapes—Elasticsearch’s approaches to geolocation Model your data to take advantage of Elasticsearch’s horizontal scalability Learn how to configure and monitor your cluster in production