Mastering ChefChef is a configuration management tool that turns IT infrastructure into code. Chef provides tools to manage systems at scale. This book will take you through the Chef code, tools, and components to manage your environments using the Chef server efficiently. The book starts with an introduction to the Chef ecosystem, taking you through the terminologies used in Chef, the anatomy of a chef-client run, and Chef solo. You will learn how to use Knife and its associated plugins to accomplish daily routine tasks in a more efficient way. You will also learn how to speed this up by using Ruby with Chef, which will allow you to write more efficient infrastructure code. This book then introduces you to cookbooks and how to extend chef-client through the use of Lightweight Resource/Provider. It tells you how to keep all kind of configurations in key-value pair efficiently, by introducing you to data bags and templates. Then you will get a walkthrough of Chef's wonderful APIs and the extended fun ...
Mastering matplotlibmatplotlib is a Python plotting library that provides a large feature set for a multitude of platforms. Given the depth of the library's legacy and the variety of related open source projects, gaining expert knowledge can be a time-consuming and often confusing process.
You'll begin your exciting journey learning about the skills that are necessary in leading technical teams for a visualization project or to become a matplotlib contributor.
Supported by highly-detailed IPython Notebooks, this book takes you through the conceptual components underlying the library and then provides a detailed overview of its APIs. From there, you will learn about event handling and how to code for interactive plots.
Next you will move on to customization techniques, local configuration of matplotib, and then deployments in Cloud environments. The adventure culminates in an exploration of big data visualization and matplotlib clustering. ...
Sams Teach Yourself Go in 24 HoursIn just 24 sessions of one hour or less, Sams Teach Yourself Go in 24 Hours will help new and experienced programmers build software that's simpler, more reliable, and far more scalable. This book's straightforward, step-by-step approach guides you from setting up your environment through testing and deploying powerful solutions. Using practical examples, expert Go developer George Ornbo walks you through Go's fundamental constructs, demonstrates its breakthrough features for concurrent and network programming, and illuminates Go's powerful new idioms. Every lesson builds on what you've already learned, giving you a rock-solid foundation for real-world success.
Learn how to: Get productive quickly with Go development tools and web servers; Master core features, including strings, functions, structs, and methods; Work with types, variables, functions, and control structures; Make the most of Go's arrays, slices, and maps; Write powerful concurrent software with Goroutines and channel ...
Sams Teach Yourself PHP, MySQL & JavaScript All in One, 6th EditionIn just a short time, you can learn how to use PHP, MySQL, and JavaScript together to create dynamic, interactive websites and applications using three leading web development technologies.
No previous programming experience is required. Using a straightforward, step-by-step approach, each lesson in this book builds on the previous ones, enabling you to learn the essentials of full-stack web application development - from HTML, CSS, and JavaScript on the front end, to PHP scripting and MySQL databases on the server.
Regardless of whether you run Linux, Windows, or MacOS, the book includes complete instructions to install all the software you need to set up a stable environment for learning, testing, and production.
Learn how to: Build web pages with HTML5 and CSS; Use JavaScript to build dynamic, interactive web pages; Get PHP, MySQL, and JavaScript to work together to create modern, standards-compliant web applications; Enhance interactivity with AJAX; Leverage JavaScript lib ...
Cloud Native InfrastructureCloud native infrastructure is more than servers, network, and storage in the cloud - it is as much about operational hygiene as it is about elasticity and scalability. In this book, you'll learn practices, patterns, and requirements for creating infrastructure that meets your needs, capable of managing the full life cycle of cloud native applications.
Justin Garrison and Kris Nova reveal hard-earned lessons on architecting infrastructure from companies such as Google, Amazon, and Netflix. They draw inspiration from projects adopted by the Cloud Native Computing Foundation (CNCF), and provide examples of patterns seen in existing tools such as Kubernetes.
Understand why cloud native infrastructure is necessary to effectively run cloud native applications; Use guidelines to decide when - and if - your business should adopt cloud native practices; Learn patterns for deploying and managing infrastructure and applications; Design tests to prove that your infrastructure works as inten ...
iOS 11 Swift Programming CookbookiOS 11, Swift 4, and Xcode 9 provide many new APIs for iOS developers. With this cookbook, you'll learn more than 170 proven solutions for tackling the latest features in iOS 11 and watchOS 4, including new ways to use Swift and Xcode to make your day-to-day app development life easier. This collection of code-rich recipes also gets you up to speed on continuous delivery and continuous integration systems.
Ideal for intermediate and advanced iOS developers looking to work with the newest version of iOS, these recipes include reusable code on GitHub, so you can put them to work in your project right away.
Among the topics covered in this book: New features in Swift 4 and Xcode 9; Tools for continuous delivery and continuous integration; Snapshot testing and test automation; Creating document-based applications; Updated Map view and Core Location features; iOS 11's Security and Password Autofill; Data storage with Apple's Core Data; Creating lively user interfaces with UI Dynamics; ...
OpenStack Cloud Application DevelopmentOpenStack Cloud Application Development is a fast-paced, professional book for OpenStack developers, delivering comprehensive guidance without wasting time on development fundamentals. Written by experts in the OpenStack community from Infoblox, Gigaspaces, GoDaddy, and Comcast, this book shows you how to work effectively and efficiently within the OpenStack platform to develop large, scalable applications without worrying about underlying hardware. Follow along with an OpenStack build that illustrates how and where each technology comes into play, as you learn expert tips and best practices that make your product stronger. Coverage includes OpenStack service primitives, networking within the OpenStack Ecosystem, deployment of Virtualized Network Functions for Enterprises, containers, data protection, and much more.
If you need to get on board quickly, this professional book is your ideal roadmap to OpenStack development. ...
PostGIS in Action, 2nd EditionProcessing data tied to location and topology requires specialized know-how. PostGIS is a free spatial database extender for PostgreSQL, every bit as good as proprietary software. With it, you can easily create location-aware queries in just a few lines of SQL code and build the back end for a mapping, raster analysis, or routing application with minimal effort.
PostGIS in Action, 2nd Edition teaches you to solve real-world geodata problems. It first gives you a background in vector-, raster-, and topology-based GIS and then quickly moves into analyzing, viewing, and mapping data. You'll learn how to optimize queries for maximum speed, simplify geometries for greater efficiency, and create custom functions for your own applications. You'll also learn how to apply your existing GIS knowledge to PostGIS and integrate with other GIS tools.
Familiarity with relational database and GIS concepts is helpful but not required. ...
Practical jQueryPractical jQuery is your step-by-step guide to using jQuery in the real world, taking you from downloading jQuery all the way to extending it by writing your own plug-ins and testing the DOM using QUnit. jQuery is one of today's most popular JavaScript web application development frameworks and libraries. While getting started with the tool is easy, sometimes it's not as simple to completely realize the power and automation that it can bring to your development work—and that's especially the case when you're in the middle of a project, up against a deadline.
Using this book, you will learn how to use jQuery's powerful DOM manipulation tools to dynamically update content on your site. You will be able to extend jQuery's capabilities by writing your own plugins on top of the framework, animate elements, build your own jQuery elements, employ best practices, and avoid common errors. Practical jQuery teaches you how, with jQuery, you can unit test and refactor your code. You'll see ho ...
Pragmatic Unit Testing in Java 8 with JUnitPragmatic Unit Testing in Java 8 With JUnit steps you through all the important unit testing topics. If you've never written a unit test, you'll see screen shots from Eclipse, IntelliJ IDEA, and NetBeans that will help you get past the hard part—getting set up and started.
Once past the basics, you'll learn why you want to write unit tests and how to effectively use JUnit. But the meaty part of the book is its collected unit testing wisdom from people who've been there, done that on production systems for at least 15 years: veteran author and developer Jeff Langr, building on the wisdom of Pragmatic Programmers Andy Hunt and Dave Thomas.
You won't just learn about unit testing in theory - you'll work through numerous code examples. When it comes to programming, hands-on is the only way to learn! ...