Troubleshooting OpenStack. Click here to enter text

Tony Campbell

OpenStack is a collection of software projects that work together to provide a cloud fabric. OpenStack is one of the fastest growing open source projects in history that unlocks cloud computing for everyone. With OpenStack, you are able to create public or private clouds on your own hardware. The flexibility and control afforded by OpenStack puts the cloud within reach of anyone willing to learn this technology.Starting with an introduction to OpenStack troubleshooting tools, we’ll walk through each OpenStack service and how you can quickly diagnose, troubleshoot, and correct problems in your OpenStack. Understanding the various projects and how they interact is essential for anyone attempting to troubleshoot an OpenStack cloud. We will start by explaining each of the major components and the dependencies between them, and move on to show you how to identify and utilize an effective set of OpenStack troubleshooting tools and fix common Keystone problems. Next, we will expose you to common errors and problems you may encounter when using the OpenStack Block Storage service (Cinder). We will then examine Heat, the OpenStack Orchestration Service, where you will learn how to trace errors, determine their root cause, and effectively correct the issue.Finally, you will get to know the best practices to architect your OpenStack cloud in order to achieve optimal performance, availability, and reliability.

Ouya Unity Game Development. Understanding Unity means you can quickly get the know-how to develop games for the Android-based Ouya console. This is the guide that will take you all the way from setting up the software to monetizing your games

Gary Riches

Ouya is a microconsole running its own version of the Android operating system. The console features an exclusive Ouya store for applications and games designed specifically for the Ouya platform. It runs a modified version of Android 4.1 Jellybean, and is open to rooting without voiding the warranty. All systems can be used as development kits which allow any Ouya owner to be a developer without any licensing fee. Ouya Unity Game Development offers detailed, easy-to-follow, step-by-step instructions which will help you learn the ins and outs of Ouya development in Unity.From connecting your device with Android Debug Bridge to publishing it on the Ouya Developer Portal, this book will explain the processes involved in creating a game from scratch. As you progress through the book, you will learn about scenes, prefabs, sounds, models, and animations. By the end of the seventh chapter, you will have a 3D game with multiple levels, the possibility of in-app purchases, and controller support that runs on both the Ouya and an Android phone. Starting with an introduction to Ouya, you will learn how to set up an environment and render game levels on Ouya. You will learn how to change levels and how to save the current level. You will then dive into Ouya controller integration and character animation. This book will also teach you the workings of audio source components, and will show you how to add textures to prefabs. Finally, you will learn how you can monetize the game. By the end of this book, you will have the game running on Ouya and geared up to create games on your own.

DAX Cookbook. Over 120 recipes to enhance your business with analytics, reporting, and business intelligence

Greg Deckler

DAX provides an extra edge by extracting key information from the data that is already present in your model. Filled with examples of practical, real-world calculations geared toward business metrics and key performance indicators, this cookbook features solutions that you can apply for your own business analysis needs.You'll learn to write various DAX expressions and functions to understand how DAX queries work. The book also covers sections on dates, time, and duration to help you deal with working days, time zones, and shifts. You'll then discover how to manipulate text and numbers to create dynamic titles and ranks, and deal with measure totals. Later, you'll explore common business metrics for finance, customers, employees, and projects. The book will also show you how to implement common industry metrics such as days of supply, mean time between failure, order cycle time and overall equipment effectiveness. In the concluding chapters, you'll learn to apply statistical formulas for covariance, kurtosis, and skewness. Finally, you'll explore advanced DAX patterns for interpolation, inverse aggregators, inverse slicers, and even forecasting with a deseasonalized correlation coefficient.By the end of this book, you'll have the skills you need to use DAX's functionality and flexibility in business intelligence and data analytics.

Kubernetes Cookbook. Practical solutions to container orchestration - Second Edition

Hideto Saito, Hui-Chuan Chloe Lee, Ke-Jou Carol Hsu

Kubernetes is an open source orchestration platform to manage containers in a cluster environment. With Kubernetes, you can configure and deploy containerized applications easily. This book gives you a quick brush up on how Kubernetes works with containers, and an overview of main Kubernetes concepts, such as Pods, Deployments, Services and etc. This book explains how to create Kubernetes clusters and run applications with proper authentication and authorization configurations. With real-world recipes, you'll learn how to create high availability Kubernetes clusters on AWS, GCP and in on-premise datacenters with proper logging and monitoring setup. You'll also learn some useful tips about how to build a continuous delivery pipeline for your application. Upon completion of this book, you will be able to use Kubernetes in production and will have a better understanding of how to manage containers using Kubernetes.

Systems Engineering Demystified. Apply modern, model-based systems engineering techniques to build complex systems - Second Edition

Jon Holt, Tim Weilkiens

Systems engineering helps in developing and describing complex systems. Written by an internationally-recognized systems engineering expert, this updated edition provides insight into elements to consider when designing a complex system that is robust and successful.The latest edition covers the new approaches of Model-Based Systems Engineering (MBSE) and its deployment techniques using the Trinity approach. You will learn about the system engineering life cycle and processes to implement. Effective systems can be built only when the system is designed with close attention to detail, meaning each aspect of the system is recognized and understood before the system is built. The book explains in great detail, different system models and visualization techniques, with a focus on SysML, to help you visualize a system in the design phase. You will also learn various verification and validation techniques to ensure your system design is ready to be implemented. The book ends with key management processes, systems engineering best practices, and guidelines, with a new section on effective approaches based on the author’s impressive 30 years of experience in the field.By the end of this systems engineering book, you'll be able to apply modern model-based systems engineering techniques to your own systems and projects.

Hands-On Time Series Analysis with R. Perform time series analysis and forecasting using R

Rami Krispin

Time-series analysis is the art of extracting meaningful insights from, and revealing patterns in, time-series data using statistical and data visualization approaches. These insights and patterns can then be utilized to explore past events and forecast future values in the series.This book explores the basics of time-series analysis with R and lays the foundation you need to build forecasting models. You will learn how to preprocess raw time-series data and clean and manipulate data with packages such as stats, lubridate, xts, and zoo. You will analyze data using both descriptive statistics and rich data visualization tools in R including the TSstudio, plotly, and ggplot2 packages. The book then delves into traditional forecasting models such as time-series linear regression, exponential smoothing (Holt, Holt-Winter, and more) and Auto-Regressive Integrated Moving Average (ARIMA) models with the stats and forecast packages. You'll also work on advanced time-series regression models with machine learning algorithms such as random forest and Gradient Boosting Machine using the h2o package.By the end of this book, you will have developed the skills necessary for exploring your data, identifying patterns, and building a forecasting model using various traditional and machine learning methods.

Node.js By Example. Learn to use Node.js by creating a fully functional social network

Krasimir Tsonev, Krasimir Stefanov Tsonev

Unreal Engine 5 Game Development with C++ Scripting. Become a professional game developer and create fully functional, high-quality games

ZHENYU GEORGE LI, Dr. E. Wyn Roberts

Unreal Engine is one of the most popular and accessible game engines in the industry, creating multiple job opportunities. Owing to C++ scripting's high performance, advanced algorithms, and engineering maintenance, it has become the industry standard for developing commercial games. However, C++ scripting can be overwhelming for anyone without a programming background. Unreal Engine 5 Game Development with C++ Scripting will help you master C++ and get a head start on your game development journey.You’ll start by creating an Unreal Engine C++ project from the shooter template and then move on to building the C++ project and the C++ code inside the Visual Studio editor. You’ll be introduced to the fundamental C++ syntax and essential object-oriented programming concepts. For a holistic understanding of game development, you’ll also uncover various aspects of the game, including character creation, player input and character control, gameplay, collision detection, UI, networking, and packaging a completed multiplayer game.By the end of this book, you’ll be well-equipped to create professional, high-quality games using Unreal Engine 5 with C++, and will have built a solid foundation for more advanced C++ programming and game development technologies.

ServiceStack 4 Cookbook. Over 70 recipes to create web services, build message-based apps, and work with object-relational mapping

Kyle Hodgson, Darren Reid

Practical Business Intelligence. Optimize Business Intelligence for Efficient Data Analysis

Ahmed Sherif

Business Intelligence (BI) is at the crux of revolutionizing enterprise. Everyone wants to minimize losses and maximize profits. Thanks to Big Data and improved methodologies to analyze data, Data Analysts and Data Scientists are increasingly using data to make informed decisions. Just knowing how to analyze data is not enough, you need to start thinking how to use data as a business asset and then perform the right analysis to build an insightful BI solution. Efficient BI strives to achieve the automation of data for ease of reporting and analysis. Through this book, you will develop the ability to think along the right lines and use more than one tool to perform analysis depending on the needs of your business. We start off by preparing you for data analytics. We then move on to teach you a range of techniques to fetch important information from various databases, which can be used to optimize your business.The book aims to provide a full end-to-end solution for an environment setup that can help you make informed business decisions and deliver efficient and automated BI solutions to any company.It is a complete guide for implementing Business intelligence with the help of the most powerful tools like D3.js, R, Tableau, Qlikview and Python that are available on the market.

Magento: Beginner's Guide. As a non-techie you might be a bit daunted at the thought of taking on an e-commerce system as powerful as Magento. But don't be – our guide makes it all so accessible with its user-friendly, absolute-beginner approach

Sander Schoneville, Robbert Ravensbergen, William Rice

Magento is one of the most powerful, flexible, and customizable e-commerce systems. It offers you the ability to create and manage a profitable online store. As your online store grows, you can be sure that this robust e-commerce system can handle your needs. However, getting started with Magento can be difficult without the right guidance.Magento Beginner's Guide - Second Edition provides guidance in the form of a step-by-step approach to building a simple, effective online store. The book covers the key features of Magento that will help you get your store up and running. It guides you through installation, configuration, populating your store with products, accepting payments, maintaining relationships with your customers, and fulfilling orders.Magento Beginner's Guide - Second Edition guides you through the installation, configuration, populating your store with products, accepting payments, maintaining relationships with your customers, and fulfilling orders.You will start with installing Magento on a hosting provider or on your local machine for testing purposes. From there, you will learn everything Magento has to offer, from working with products to adding additional functions.After installing Magento, you'll learn how to set up your first store and add multiple stores in the same environment. One of Magento's strengths, the product catalogue, will also be discussed thoroughly. From there we'll continue to set up payment and shipping methods. You'll learn to use themes to give your store the look and feel you need. As well as that, you'll start using extensions to expand Magento's functionality and you'll learn to process your first orders.You will learn to customize the default Magento storefront so that it becomes your personalized store and also about Magento's directory structure and find out where some of the elements of a store are customized. As you work your way through each chapter, your store will grow in scope and sophistication. By the time you finish this book, you should have a complete, working online store.

Building Microservices with Micronaut(R). A quick-start guide to building high-performance reactive microservices for Java developers

Nirmal Singh, Zack Dawood, The Micronaut(R) Foundation

The open source Micronaut® framework is a JVM-based toolkit designed to create microservices quickly and easily. This book will help full-stack and Java developers build modular, high-performing, and reactive microservice-based apps using the Micronaut framework.You'll start by building microservices and learning about the core components, such as ahead-of-time compilation, reflection-less dependency injection, and reactive baked-in HTTP clients and servers. Next, you will work on a real-time microservice application and learn how to integrate Micronaut projects with different kinds of relational and non-relational databases. You'll also learn how to employ different security mechanisms to safeguard your microservices and integrate microservices using event-driven architecture in the Apache Kafka ecosystem. As you advance, you'll get to grips with automated testing and popular testing tools. The book will help you understand how you can easily handle microservice concerns in Micronaut projects, such as service discovery, API documentation, distributed configuration management, fallbacks, and circuit breakers. Finally, you'll explore the deployment and maintenance aspects of microservices and get up to speed with the Internet of Things (IoT) using the Framework.By the end of this book, you'll be able to build, test, deploy, and maintain your own microservice apps using the framework.

Burp Suite Cookbook. Web application security made easy with Burp Suite - Second Edition

Dr. Sunny Wear

With its many features, easy-to-use interface, and fl exibility, Burp Suite is the top choice for professionals looking to strengthen web application and API security.This book off ers solutions to challenges related to identifying, testing, and exploiting vulnerabilities in web applications and APIs. It provides guidance on identifying security weaknesses in diverse environments by using diff erent test cases. Once you’ve learned how to confi gure Burp Suite, the book will demonstrate the eff ective utilization of its tools, such as Live tasks, Scanner, Intruder, Repeater, and Decoder, enabling you to evaluate the security vulnerability of target applications. Additionally, you’ll explore various Burp extensions and the latest features of Burp Suite, including DOM Invader.By the end of this book, you’ll have acquired the skills needed to confi dently use Burp Suite to conduct comprehensive security assessments of web applications and APIs.

Network Science with Python and NetworkX Quick Start Guide. Explore and visualize network data effectively

Edward L. Platt

NetworkX is a leading free and open source package used for network science with the Python programming language. NetworkX can track properties of individuals and relationships, find communities, analyze resilience, detect key network locations, and perform a wide range of important tasks. With the recent release of version 2, NetworkX has been updated to be more powerful and easy to use.If you’re a data scientist, engineer, or computational social scientist, this book will guide you in using the Python programming language to gain insights into real-world networks. Starting with the fundamentals, you’ll be introduced to the core concepts of network science, along with examples that use real-world data and Python code. This book will introduce you to theoretical concepts such as scale-free and small-world networks, centrality measures, and agent-based modeling. You’ll also be able to look for scale-free networks in real data and visualize a network using circular, directed, and shell layouts.By the end of this book, you’ll be able to choose appropriate network representations, use NetworkX to build and characterize networks, and uncover insights while working with real-world systems.

The Art of Micro Frontends. Build highly scalable, distributed web applications with multiple teams - Second Edition

Florian Rappl, Lothar Schöttner

The organizational pattern of micro frontends allows you to split web applications into multiple parts, where each part can be owned by an autonomous team. Each team can have its own development and deployment life cycle, allowing every part of an application to be shipped in isolation. Following the strategies outlined in this book, you can avoid complexity while increasing resilience for your frontend. This updated second edition will guide you through the patterns available to implement a micro frontend solution. You’ll learn about micro frontends, the different architecture styles, and their areas of use. Then, you’ll learn how to prepare teams for the change to micro frontends, as well as how to adjust the user interface (UI) design and your CSS styles for scalability. Starting with the simplest variants of micro frontend architectures, the book progresses from static approaches to fully dynamic solutions that allow maximum scalability with faster release cycles. In the concluding chapters, you’ll strengthen the security level of your micro frontend solution, while reinforcing your overall knowledge with real-world case studies relating to micro frontends. By the end of this book, you’ll be able to decide whether and how micro frontends should be implemented to achieve high scalability for your web app.

Android UI Development with Jetpack Compose. Bring declarative and native UIs to life quickly and easily on Android using Jetpack Compose

Thomas Künneth

Jetpack Compose is Android’s new framework for building fast, beautiful, and reliable native user interfaces. It simplifies and significantly accelerates UI development on Android using the declarative approach. This book will help developers to get hands-on with Jetpack Compose and adopt a modern way of building Android applications. The book is not an introduction to Android development, but it will build on your knowledge of how Android apps are developed.Complete with hands-on examples, this easy-to-follow guide will get you up to speed with the fundamentals of Jetpack Compose such as state hoisting, unidirectional data flow, and composition over inheritance and help you build your own Android apps using Compose. You'll also cover concepts such as testing, animation, and interoperability with the existing Android UI toolkit.By the end of the book, you'll be able to write your own Android apps using Jetpack Compose.

Modern Computer Architecture and Organization. Learn x86, ARM, and RISC-V architectures and the design of smartphones, PCs, and cloud servers

Jim Ledin

Are you a software developer, systems designer, or computer architecture student looking for a methodical introduction to digital device architectures but overwhelmed by their complexity? This book will help you to learn how modern computer systems work, from the lowest level of transistor switching to the macro view of collaborating multiprocessor servers. You'll gain unique insights into the internal behavior of processors that execute the code developed in high-level languages and enable you to design more efficient and scalable software systems.The book will teach you the fundamentals of computer systems including transistors, logic gates, sequential logic, and instruction operations. You will learn details of modern processor architectures and instruction sets including x86, x64, ARM, and RISC-V. You will see how to implement a RISC-V processor in a low-cost FPGA board and how to write a quantum computing program and run it on an actual quantum computer. By the end of this book, you will have a thorough understanding of modern processor and computer architectures and the future directions these architectures are likely to take.

Microsoft Power BI Quick Start Guide. Bring your data to life through data modeling, visualization, digital storytelling, and more - Second Edition

Devin Knight, Mitchell Pearson, Bradley Schacht, Erin Ostrowsky

This revised edition has been fully updated to reflect the latest enhancements to Power BI. It includes a new chapter dedicated to dataflow, and covers all the essential concepts such as installation, designing effective data models, as well as building basic dashboards and visualizations to help you and your organization make better business decisions.You’ll learn how to obtain data from a variety of sources and clean it using Power BI Query Editor. You’ll then find out how you can design your data model to navigate and explore relationships within it and build DAX formulas to make your data easier to work with. Visualizing your data is a key element in this book, and you’ll get to grips rapidly with data visualization styles and enhanced digital storytelling techniques. In addition, you will acquire the skills to build your own dataflows, understand the Common Data Model, and automate data flow refreshes to eradicate data cleansing inefficiency.This guide will help you understand how to administer your organization's Power BI environment so that deployment can be made seamless, data refreshes can run properly, and security can be fully implemented.By the end of this Power BI book, you’ll have a better understanding of how to get the most out of Power BI to perform effective business intelligence.

Incident Response for Windows. Adapt effective strategies for managing sophisticated cyberattacks targeting Windows systems

Anatoly Tykushin, Svetlana Ostrovskaya, Dmitry Volkov

Cybersecurity incidents are becoming increasingly common and costly, making incident response a critical domain for organizations to understand and implement. This book enables you to effectively detect, respond to, and prevent cyberattacks on Windows-based systems by equipping you with the knowledge and tools needed to safeguard your organization's critical assets, in line with the current threat landscape.The book begins by introducing you to modern sophisticated cyberattacks, including threat actors, methods, and motivations. Then, the phases of efficient incident response are linked to the attack's life cycle using a unified cyber kill chain. As you advance, you'll explore various types of Windows-based platform endpoint forensic evidence and the arsenal necessary to gain full visibility of the Windows infrastructure. The concluding chapters discuss the best practices in the threat hunting process, along with proactive approaches that you can take to discover cybersecurity incidents before they reach their final stage.By the end of this book, you’ll have gained the skills necessary to run intelligence-driven incident response in a Windows environment, establishing a full-fledged incident response and management process, as well as proactive methodologies to enhance the cybersecurity posture of an enterprise environment.

Visualforce Development Cookbook. For developers who already know the basics of Visualforce, this book enables you to advance to the next level. With over 75 real-world examples accompanied by stacks of illustrations, it clarifies even the most complex concepts

Keir Bowden

Visualforce, in conjunction with Apex, makes it easy to develop sophisticated, custom UIs for Force.com desktop and mobile apps without having to write thousands of lines of code and markup. The Dynamic Binding feature of Visualforce lets you develop generic Visualforce pages to display information related to the records without necessarily knowing which data fields to show. This is accomplished through a formula-like syntax, which makes it simple to manage even a complex hierarchy of records.Visualforce Development Cookbook provides solutions for a variety of challenges faced by Salesforce developers and demonstrates how easy it is to build rich, interactive pages using Visualforce. Whether you are looking to make a minor addition to the standard page functionality or override it completely, this book will provide you with the required help throughout.Visualforce Development Cookbook starts with explaining the simple utilities and builds up to advanced techniques for data visualization and reuse of functionality. This book contains recipes that cover various topics like creating multiple records from a single page, visualizing data as charts, using JavaScript to enhance client-side functionality, building a public website and making data available to a mobile device.Visualforce Development Cookbook provides lots of practical examples to enhance and extend the Salesforce user interface.

Alfresco 4 Enterprise Content Management Implementation. With Alfresco 4 you can manage content across the enterprise more effectively and corroboratively. This book helps you achieve great results, however basic or sophisticated your needs, with a hands-on, training course approach

Jayesh Prajapati, Snehal Shah, Munwar Shariff, Vandana Pal, ...

Alfresco 4 has improved a lot with its new and advanced concepts for content management. Users have been waiting for a book that covers these concepts along with security, dashboards, and the configuration features of Alfresco 4.Alfresco 4 Enterprise Content Management Implementation is a well-crafted and easy-to-use book, and it is a complete guide to implementing enterprise content management for your business needs using Alfresco 4. It covers the enhanced document management, integration with standard productivity tools, and various integration options with proven external applications.This book will take you through a number of clear, practical sections that will help you to make a proper decision for your business needs using standard practices with Alfresco's Document Management and various third-party integrationsYou will learn how to install, administer, and manage your entire application. The concepts of mapping your business documents by extending content models and achieving your complex business process using Workflow models and business rules will be discussed in this book. Integration with various third party tools like MS Office, Mobile Application, Outlook, Liferay, Ephesoft, and Kofax will also be covered. You will learn to create your own custom workflow using Activiti BPMN 2.0 Process Designer and also maintain and administrate the entire application.This book explains everything you need to know to manage your documents using standard processes and mechanisms.

Getting Started with Citrix XenApp 7.6. Getting Started with Citrix XenApp 7.6

Konstantin Cvetanov, Guillermo Musumeci, Vaqar Hasan, Esther Barthel

If you want to effectively deploy the various components of Citrix XenApp to create an enterprise environment for application and desktop delivery, this hands-on guide is perfect for you. You start off by understanding the need and benefits of Citrix XenApp with respect to Virtualization technology. After this, you will get to grips with the requirement analysis and designing aspect of building XenApp systems and all the necessary installation and configuration procedures for Citrix XenApp, StoreFront and NetScalar Gateway are explained one by one in detail. Step-by-step, you will learn to deploy your first XenApp with the Machine Creation Services method and Provisioning Services method. After this, you will explore the administering part of applications and systems, followed by printing in the XenApp environment. Next, you will learn all the trips and tricks required to troubleshoot and support the XenApp environment. By the end of this book, you will be ready to go live with your new XenApp environment.

System Design Guide for Software Professionals. Build scalable solutions – from fundamental concepts to cracking top tech company interviews

Dhirendra Sinha, Tejas Chopra

Building scalable software systems is more critical than ever. Yet, many software professionals struggle to navigate the complexities of system design, especially when aiming for positions at top tech companies. Written by Dhirendra Sinha, a seasoned Engineering Leader at Google with a blend of experience working at large companies such as Cisco, Oracle, and Yahoo, and Tejas Chopra, a Senior Software Engineer at Netflix, a TEDx speaker, and a Co-Founder of GoEB1, this comprehensive and authoritative resource on system design offers invaluable insights and strategies to help you excel in interviews with all major tech companies. This guide covers the basics of system design, including the principles and techniques of distributed systems, and delves into core building blocks such as distributed system theorems, attributes, and the design and implementation of system components. Following examples of popular applications such as Uber, Twitter, Instagram, Google Docs, and Netflix, you’ll learn how to apply concepts to real-world scenarios. The book offers expert advice and strategies for preparing and acing system design interviews, along with a mind map/cheat sheet summarizing the key takeaways. By the end of this book, you’ll be equipped with unique techniques and the confidence to solve any coding interview question.

Mapbox Cookbook. Over 35 recipes to design and implement uniquely styled maps using the Mapbox platform

Bill Kastanakis, Vasileios Kastanakis

Maps are an essential element in today’s location aware applications. Right from displaying earth surface information to creating thematic maps displaying plethora of information, most of the developers lack the necessary knowledge to create customizable maps with combination of various tools and libraries. The MapBox platform is one such platform which offers all the tools and API required to create and publish a totally customizable map.Starting with building your first map with the online MapBox Editor, we will take you all the way to building advanced web and mobile applications with totally customizable map styles. Through the course of chapters we’ll learn CartoCSS styling language and understand the various components of MapBox platform and their corresponding JavaScript API.In the initial few chapters we will dive deeper into the TileMill and MapBox Studio components of MapBox and use them to generate custom styled map tiles and vector maps. Furthermore, we will publish these custom maps using PHP, node.js and third party tools like Geoserver.We’ll also learn to create different visualizations and map styles like a choropleth map, a heat map and add user interactivity using a UFTGrid. Moving on, we dive into advanced concepts and focus on integration with third party services like Foursquare, Google FusionTables, CartoDB, and Torque to help you populate and even animate your maps.In the final chapter we’ll learn to use the Mapbox SDK to create and publish interactive maps for the iOS platform. By the end of this book, you will learn about MapBox GL and how to create a fully functional, location-aware mobile app, using the maps styles created in the recipes.