OpenStack Administration with Ansible. Design, build, and automate 10 real-world OpenStack administrative tasks with Ansible

Walter Bentley

Most organizations are seeking methods to improve business agility because they have realized just having a cloud is not enough. Being able to improve application deployments, reduce infrastructure downtime, and eliminate daily manual tasks can only be accomplished through some sort of automation.Packed with real-world OpenStack administrative tasks, this book will walk you through working examples and explain how these tasks can be automated using one of the most popular open source automation tools—Ansible.We will start with a brief overview of OpenStack and Ansible and highlight some best practices. Each chapter will provide an introduction to handling various Cloud Operator administration tasks such as creating multiple users/tenants, setting up Multi-Tenant Isolation, customizing your clouds quotas, taking instance snapshots, evacuating compute hosts for maintenance, and running cloud health checks, and a step-by-step tutorial on how to automate these tasks with Ansible.

Zabbix Network Monitoring Essentials. Your one-stop solution to efficient network monitoring with Zabbix

Andrea Dalle Vacche, Andrea Dalle Vacche, Stefano Kewan Lee

C# 6 and .NET Core 1.0: Modern Cross-Platform Development. Modern Cross-Platform Development

Mark J. Price, Roman Atachiants

With the release of .NET Core 1.0, you can now create applications for Mac OS X and Linux, as well as Windows, using the development tools you know and love. C# 6 and .NET Core 1.0 has been divided into three high-impact sections to help start putting these new features to work. First, we'll run you through the basics of C#, as well as object-orient programming, before taking a quick tour through the latest features of C# 6 such as string interpolation for easier variable value output, exception filtering, and how to perform static class imports. We'll also cover both the full-feature, mature .NET Framework and the new, cross-platform .NET Core.After quickly taking you through C# and how .NET works, we'll dive into the internals of the .NET class libraries, covering topics such as performance, monitoring, debugging, internationalization, serialization, and encryption. We'll look at Entity Framework Core 1.0 and how to develop Code-First entity data models, as well as how to use LINQ to query and manipulate that data. The final section will demonstrate the major types of applications that you can build and deploy cross-device and cross-platform. In this section, we'll cover Universal Windows Platform (UWP) apps, web applications, and web services. Lastly, we'll help you build a complete application that can be hosted on all of today's most popular platforms, including Linux and Docker.By the end of the book, you'll be armed with all the knowledge you need to build modern, cross-platform applications using C# and .NET Core.

Qt 6 C++ GUI Programming Cookbook. Practical recipes for building cross-platform GUI applications, widgets, and animations with Qt 6 - Third Edition

Lee Zhi Eng

With the growing need to develop GUIs for multiple targets and multiple screens, improving the visual quality of your application has become pivotal in helping it stand out from your competitors. With its cross-platform ability and the latest UI paradigms, Qt makes it possible to build intuitive, interactive, and user-friendly UIs for your applications.The third edition of Qt 6 C++ GUI Programming Cookbook teaches you how to develop functional and appealing UIs using the latest version of Qt 6 and C++. This book will help you learn a variety of topics such as GUI customization and animation, graphics rendering, and implementing Google Maps. You’ll also be taken through advanced concepts such as asynchronous programming, event handling using signals and slots, network programming, and other aspects to optimize your application.By the end of this Qt book, you’ll have the confidence you need to design and customize GUI applications that meet your clients' expectations and have an understanding of best-practice solutions to common problems during the app development process.

Unity UI Cookbook. Over 60 recipes to help you create professional and exquisite UIs to make your games more immersive

Francesco Sapio

With the increasing interest in game development, it's essential to design and implement a UI that reflects the game settings and shows the right information to the player. The Unity system is used to create complex and aesthetically pleasing user interfaces in order to give a professional look and feel to a game. Although the new Unity UI system is powerful and quite easy to use, by integrating it with C# scripts, it's possible to realize the potential of this system and bring an impressive UI to games.This guide is an invaluable collection of recipes if you are planning to use Unity to develop a game. Starting with the basic concepts of the UI components, we’ll take you all the way through to creating complex interfaces by including animations and dynamics elements.Based on real-world problems, these recipes will start by showing you how to make common UI elements such as counters and healthbars. You will then get a walkthrough of how to manage time using timers, and will learn how to format them. You will move on to decorating and animating the UI elements to vivify them and give them a professional touch. Furthermore, you will be guided into the 3D UI world and into HUD scripting. Finally, you will discover how to implement complex minimaps in the interface.

Instant Wijmo Widgets How-to. Learn how to use Wijmo tools to speed up UI development and browser compatibility through practical recipesLearn how to use Wijmo tools to speed up UI development and browser compatibility through practical recipes

Tochi Eke-Okoro

With Wijmo you will always be one step ahead of regular UI developers. Wijmo doesn't require a re-invention of the wheel; it is written with JQuery, so it supports regular JQuery and even native Javascript. You can initialize any widget you want to use for your project and customize its functionality and styling. With Wijmo, the possibilities are limitless!!Instant Wijmo Widgets How-to is perfect for aspiring and experienced UI developers. It describes basic techniques of initializing and deploying various UI widgets that serve a specific purpose. It is an ideal book for aspiring and experienced UI developers. It describes basic techniques for initializing and deploying various UI widgets that serve a specific purpose.Instant Wijmo Widgets How-to is structured to take you from easy to seemingly difficult topics. This implies that some widgets are easier to initialize than others. However the overall deployment of a widget is basic and straightforward, without the complexities encountered in various JQuery plugins. Every topic discussed in this book is interesting, engaging, and exciting.There is no strict direction from one chapter to the next.. Most chapters are independent of each other. This creates the flexibility to delve into just what you need to resolve a particular task.Instant Wijmo Widgets How-to serves as an important inventory for a UI developer, equipping the reader with skills to solve most UI related issues.

Raspberry Pi and MQTT Essentials. A complete guide to helping you build innovative full-scale prototype projects using Raspberry Pi and MQTT protocol

Dhairya Parikh

The future of IoT has the potential to be limitless. Wouldn’t it be great if you could add it to your own technological stacks? But where to start? With the basics, of course.In this book, you will start by learning about the most popular hardware and communication protocol, Raspberry Pi and MQTT. You will see how to use them together by setting up your own MQTT server on Raspberry Pi and understand how it works.This book explores MQTT in detail, including the clients and devices that you can connect to your server. You will discover two very popular IoT development boards among project developers: the ESP8266 and ESP32 development boards. Then, you will learn how to build interactive dashboards on your Pi and monitor your client devices. The book also shows you how to build a dashboard using another popular software – Node-RED. You will be able to put your skills to the test by creating two full-scale projects. That’s not all: you will also learn how to host your own MQTT server on a virtual cloud service. Finally, you will be guided on how to move forward from here, what technologies to learn, and some project recommendations to polish or test your knowledge.By the end of this book, you will be able to build meaningful projects using Raspberry Pi and MQTT and create dashboards for your projects on Node-RED.

Learning Tableau 10. Business Intelligence and data visualization that brings your business into focus - Second Edition

Joshua N. Milligan

Tableau has for some time been one of the most popular Business Intelligence and data visualization tools available. Why? Because, quite simply, it’s a tool that’s responsive to the needs of modern businesses. But it’s most effective when you know how to get what you want from it – it might make your business intelligent, but it isn’t going to make you intelligent…We’ll make sure you’re well prepared to take full advantage of Tableau 10’s new features. Whether you’re an experienced data analyst that wants to explore 2016’s new Tableau, or you’re a beginner that wants to expand their skillset and bring a more professional and sharper approach to their organization, we’ve got you covered. Beginning with the fundamentals, such as data preparation, you’ll soon learn how to build and customize your own data visualizations and dashboards, essential for high-level visibility and effective data storytelling. You’ll also find out how to so trend analysis and forecasting using clustering and distribution models to inform your analytics. But it’s not just about you – when it comes to data it’s all about availability and access. That’s why we’ll show you how to share your Tableau visualizations. It’s only once insights are shared and communicated that you – and your organization – will start making smarter and informed decisions. And really, that’s exactly what this guide is for.

Unity 5.x 2D Game Development Blueprints. Explore the features of Unity 5 for 2D game development by building three amazing game projects

Abdelrahman Elsayegh, Francesco Sapio

Flexible, powerful, and full of rich features, Unity 5 is the engine of choice for AAA 2D and 3D game development. With comprehensive support for over 20 different platforms, Unity boasts a host of great new functions for making 2D games. Learn how to leveragethese new options into awesome 2D games by building three complete game projects with the Unity game tutorials in this hands-on book.Get started with a quick overview of the principle concepts and techniques needed for making 2D games with Unity, then dive straight in to practical development.Build your own version of Super Mario Brothers as you learn how to animate sprites, work with physics, and construct brilliant UIs in order to create a platformer game. Go on a quest to create a RPG game discovering NPC design, event triggers, and AI programming.Finally, put your skills to the test against a real challenge - designing and constructing a complex strategy game that will draw on and develop all your previously learned skills.

Hands-On Web Scraping with Python. Extract quality data from the web using effective Python techniques - Second Edition

Anish Chapagain

Web scraping is a powerful tool for extracting data from the web, but it can be daunting for those without a technical background. Designed for novices, this book will help you grasp the fundamentals of web scraping and Python programming, even if you have no prior experience.Adopting a practical, hands-on approach, this updated edition of Hands-On Web Scraping with Python uses real-world examples and exercises to explain key concepts. Starting with an introduction to web scraping fundamentals and Python programming, you’ll cover a range of scraping techniques, including requests, lxml, pyquery, Scrapy, and Beautiful Soup. You’ll also get to grips with advanced topics such as secure web handling, web APIs, Selenium for web scraping, PDF extraction, regex, data analysis, EDA reports, visualization, and machine learning.This book emphasizes the importance of learning by doing. Each chapter integrates examples that demonstrate practical techniques and related skills. By the end of this book, you’ll be equipped with the skills to extract data from websites, a solid understanding of web scraping and Python programming, and the confidence to use these skills in your projects for analysis, visualization, and information discovery.

Nginx Essentials. Excel in Nginx quickly by learning to use its most essential features in real-life applications

Valery Kholodkov

C++ High Performance for Financial Systems. Build efficient and optimized financial systems by leveraging the power of C++

Ariel Silahian

Unlock the secrets of the finance industry and dive into the world of high-performance trading systems with C++ High Performance for Financial Systems. Trading systems are the backbone of the financial world, and understanding how to build them for optimal performance is crucial for success. If you've ever dreamt of creating scalable and cutting-edge financial software, this guide is your key to success. A cornerstone of this book is its coverage of system design and architecture. The book starts by outlining the role of C++ in finance and trading. You'll learn the principles and methodologies behind building systems that can handle vast amounts of data, execute complex trading strategies with ease, and maintain the highest levels of reliability. Armed with this knowledge, you'll be equipped to tackle even the most challenging trading scenarios.In the fast-paced world of finance, every millisecond counts. This book delves into low-latency strategies that will enable your trading systems to react with lightning speed. You’ll also learn the art of reducing latency, optimizing code, and leveraging the latest hardware and software techniques to gain a competitive edge in the market.By the end of this book, you’ll be well-versed in architecting a financial trading system as well as advanced strategies and new industry trends.

Deep Learning with TensorFlow and Keras. Build and deploy supervised, unsupervised, deep, and reinforcement learning models - Third Edition

Amita Kapoor, Antonio Gulli, Sujit Pal, François Chollet

Deep Learning with TensorFlow and Keras teaches you neural networks and deep learning techniques using TensorFlow (TF) and Keras. You'll learn how to write deep learning applications in the most powerful, popular, and scalable machine learning stack available.TensorFlow 2.x focuses on simplicity and ease of use, with updates like eager execution, intuitive higher-level APIs based on Keras, and flexible model building on any platform. This book uses the latest TF 2.0 features and libraries to present an overview of supervised and unsupervised machine learning models and provides a comprehensive analysis of deep learning and reinforcement learning models using practical examples for the cloud, mobile, and large production environments.This book also shows you how to create neural networks with TensorFlow, runs through popular algorithms (regression, convolutional neural networks (CNNs), transformers, generative adversarial networks (GANs), recurrent neural networks (RNNs), natural language processing (NLP), and graph neural networks (GNNs)), covers working example apps, and then dives into TF in production, TF mobile, and TensorFlow with AutoML.

Blockchain with Hyperledger Fabric. Build decentralized applications using Hyperledger Fabric 2 - Second Edition

Nitin Gaur, Anthony O'Dowd, Petr Novotny, Luc Desrosiers, ...

Blockchain with Hyperledger Fabric - Second Edition is a refreshed and extended version of the successful book on practical Hyperledger Fabric blockchain development. This edition includes many new chapters, alongside comprehensive updates and additions to the existing ones. Entirely reworked for Hyperledger Fabric version 2, this edition will bring you right up to date with the latest in blockchain. Using a real-world Trade Finance and Logistics example, with working code available on GitHub, you’ll really understand both how and why Hyperledger Fabric can be used to maximum effect. This book is your comprehensive guide and reference to explore and build blockchain networks using Hyperledger Fabric version 2.This edition of the book begins by outlining the evolution of blockchain, including an overview of relevant blockchain technologies. Starting from first principles, you’ll learn how to design and operate a permissioned blockchain network based on Hyperledger Fabric version 2. You will learn how to configure the main architectural components of a permissioned blockchain network including Peers, Orderers, Certificate Authorities, Channels, and Policies. You’ll then learn how to design, develop, package, and deploy smart contracts, and how they are subsequently used by applications. This edition also contains chapters on DevOps, blockchain governance, and security, making this your go-to book for Hyperledger Fabric version 2.

Clean Code in Python. Develop maintainable and efficient code - Second Edition

Mariano Anaya

Experienced professionals in every field face several instances of disorganization, poor readability, and testability due to unstructured code.With updated code and revised content aligned to the new features of Python 3.9, this second edition of Clean Code in Python will provide you with all the tools you need to overcome these obstacles and manage your projects successfully.The book begins by describing the basic elements of writing clean code and how it plays a key role in Python programming. You will learn about writing efficient and readable code using the Python standard library and best practices for software design.The book discusses object-oriented programming in Python and shows you how to use objects with descriptors and generators. It will also show you the design principles of software testing and how to resolve problems by implementing software design patterns in your code. In the concluding chapter, we break down a monolithic application into a microservices-based one starting from the code as the basis for a solid platform.By the end of this clean code book, you will be proficient in applying industry-approved coding practices to design clean, sustainable, and readable real-world Python code.

Instant Apache ActiveMQ Messaging Application Development How-to. Develop message-based applications using ActiveMQ and the JMS

Timothy Bish, Timothy A. Bish

Apache ActiveMQ is a powerful and popular open source messaging and Integration Patterns server. ActiveMQ is a fully JMS 1.1 compliant Message Broker and supports many advanced features beyond the JMS specification.Instant ActiveMQ Application Development How-to shows you how to get started with the ActiveMQ Message Broker. You will learn how to develop message-based applications using ActiveMQ and the JMS specification.In this book you will learn all the basic skills you need to start writing Java Messaging applications with a firm grounding in the more advanced features of ActiveMQ, giving you the tools to continue to master application development using ActiveMQ.Starting by applying the messaging features of the JMS specification to write basic messaging applications, you will develop a basic JMS application using topics and queues to broadcast events as well as perform Request and Response operations over the JMS.Once you have mastered the simple tasks you will move onto using the advanced features in ActiveMQ to supercharge your messaging applications. You will get to grips with ActiveMQ's scheduler to delay messages. You will also learn how to leverage ActiveMQ's fault-tolerant capabilities to create robust client applications.

Python Data Mining Quick Start Guide. A beginner's guide to extracting valuable insights from your data

Nathan Greeneltch

Data mining is a necessary and predictable response to the dawn of the information age. It is typically defined as the pattern and/ or trend discovery phase in the data mining pipeline, and Python is a popular tool for performing these tasks as it offers a wide variety of tools for data mining.This book will serve as a quick introduction to the concept of data mining and putting it to practical use with the help of popular Python packages and libraries. You will get a hands-on demonstration of working with different real-world datasets and extracting useful insights from them using popular Python libraries such as NumPy, pandas, scikit-learn, and matplotlib. You will then learn the different stages of data mining such as data loading, cleaning, analysis, and visualization. You will also get a full conceptual description of popular data transformation, clustering, and classification techniques.By the end of this book, you will be able to build an efficient data mining pipeline using Python without any hassle.

Zabbix 7 IT Infrastructure Monitoring Cookbook. Explore the new features of Zabbix 7 for designing, building, and maintaining your Zabbix setup - Third Edition

Nathan Liefting, Brian van Baekel, Alexei Vladishev

Realize the full potential of Zabbix 7 with this updated third edition of the Zabbix 7 IT Infrastructure Monitoring Cookbook. Packed with new recipes and updated with the latest Zabbix functionalities, this guide covers everything you need, whether you’re setting up Zabbix with built-in (proxy) high availability, using LDAP JIT user provisioning, implementing low-level host discovery, or creating advanced triggers.This hands-on guide offers easy-to-follow recipes to use Zabbix 7 to monitor the performance of devices and applications across your network. You'll start by learning how to install Zabbix and examine its most prominent features, ensuring you make the right design choices to build a scalable and easily manageable environment. Each recipe is crafted to help you build items and triggers for different types of monitoring, create templates, and use Zabbix proxies. You'll also get to grips with using the Zabbix API for customization and managing your Zabbix server and database. Finally, you'll find quick solutions to the common and not-so-common problems that you may encounter in your Zabbix monitoring work.By the end of this book, you'll have expert insights into using Zabbix for all your monitoring needs and be able to build a solid Zabbix setup by leveraging its key functionalities.

Microsoft Cybersecurity Architect Exam Ref SC-100. Get certified with ease while learning how to develop highly effective cybersecurity strategies

Dwayne Natwick, Rod Trent

Microsoft Cybersecurity Architect Exam Ref SC-100 is a comprehensive guide that will help cybersecurity professionals design and evaluate the cybersecurity architecture of Microsoft cloud services. Complete with hands-on tutorials, projects, and self-assessment questions, you’ll have everything you need to pass the SC-100 exam.This audiobook will take you through designing a strategy for a cybersecurity architecture and evaluating the governance, risk, and compliance (GRC) of the architecture. This will include cloud-only and hybrid infrastructures, where you’ll learn how to protect using the principles of zero trust, along with evaluating security operations and the overall security posture. To make sure that you are able to take the SC-100 exam with confidence, the last chapter of this audiobook will let you test your knowledge with a mock exam and practice questions.By the end of this audiobook, you’ll have the knowledge you need to plan, design, and evaluate cybersecurity for Microsoft cloud and hybrid infrastructures, and pass the SC-100 exam with flying colors.

ROS Robotics By Example. Bring life to your robot using ROS robotic applications

Carol Fairchild, Dr. Thomas L. Harman

The visionaries who created ROS developed a framework for robotics centered on the commonality of robotic systems and exploited this commonality in ROS to expedite the development of future robotic systems. From the fundamental concepts to advanced practical experience, this book will provide you with an incremental knowledge of the ROS framework, the backbone of the robotics evolution. ROS standardizes many layers of robotics functionality from low-level device drivers to process control to message passing to software package management. This book provides step-by-step examples of mobile, armed, and flying robots, describing the ROS implementation as the basic model for other robots of these types. By controlling these robots, whether in simulation or in reality, you will use ROS to drive, move, and fly robots using ROS control.

ServiceDesk Plus 8.x Essentials. A kick-start guide to implement and administer IT Service Management processes with ServiceDesk Plus

Ankush Agarwal

IT service management (ITSM) refers to the implementation and management of quality IT services that meet the needs of your business. ServiceDesk Plus is an integrated web-based helpdesk tool that assists you in planning, setting up, and achieving the timely execution of IT services efficiently.ServiceDesk Plus 8.x Essentials is a practical, hands-on guide that walks you through the features of ServiceDesk Plus 8.x to help you set up and manage day-to-day IT services. The book also helps you to understand and practice the ITIL methodologies while using the tool for daily operations.ServiceDesk Plus 8.x Essentials conceptualizes the ITIL framework and takes you through the core processes and their implementation in ServiceDesk Plus 8.x in an easy and practical manner.The book will also help you to learn the process flows and manage incidents, problems, assets, and configurations while understanding the scope and responsibilities of the helpdesk. It also takes you through controlling changes and releases and highlights the features of the tools. If you need a concise handbook for a complete understanding of the metrics, challenges and risks of ITSM, then you have found the right book.With ServiceDesk Plus 8.x Essentials, you will learn everything you need to know to administer and manage IT services using ServiceDesk Plus, while making ITIL concepts practical and fun.

Django Project Blueprints. Develop stunning web application projects with the Django framework

Asad Jibran Ahmed

Django is a high-level web framework that eases the creation of complex, database-driven websites. It emphasizes on the reusability and pluggability of components, rapid development, and the principle of don't repeat yourself. It lets you build high-performing, elegant web applications quickly.There are several Django tutorials available online, which take as many shortcuts as possible, but leave you wondering how you can adapt them to your own needs. This guide takes the opposite approach by demonstrating how to work around common problems and client requests, without skipping the important details. If you have built a few Django projects and are on the lookout for a guide to get you past the basics and to solve modern development tasks, this is your book.Seven unique projects will take you through the development process from scratch, leaving no stone unturned. In the first two projects, you will learn everything from adding ranking and voting capabilities to your App to building a multiuser blog platform with a unique twist. The third project tackles APIs with Django and walks us through building a Nagios-inspired infrastructure monitoring system. And that is just the start!The other projects deal with customizing the Django admin to create a CMS for your clients, translating your web applications to multiple languages, and using the Elasticsearch search server with Django to create a high performing e-commerce web site. The seventh chapter includes a surprise usage of Django, and we dive deep into the internals of Django to create something exciting!When you're done, you'll have consistent patterns and techniques that you can build on for many projects to come.

Windows Phone 7 XNA Cookbook. Over 70 recipes for making your own games with this Microsoft Windows Phone 7 XNA book and

Zheng Yang

Developing games for Windows Phone 7, a new mobile platform, is your big chance to impact the world of mobile games. The XNA 4.0 for Windows Phone 7 integrates a lot of capabilities from software and hardware for you to create incredible games. The next generation of mobile games will be built by you. Windows Phone 7 XNA Cookbook is the best choice for you to make a game on Windows Phone 7. The book helps you to master the indispensable techniques to create your games using XNA 4.0. From the basics such as animating a 2D sprite and interacting with the customized graphical user interface to the more challenging such as 3D graphic rendering and collision detection.This comprehensive cookbook covers all the essential areas of XNA game development for Windows Phone 7, such as approaches to control the sensors, gestures and typical kinds of cameras. We also have recipes for sprite animation, texture rendering, and graphical user interface development that will give you a powerful tool to work with 2D effects. After this we move onto the more juicy stuff with recipes covering 3D graphic rendering and collision detection, and major ways to improve your loading efficiency. You will also work with Xbox live so you can take your game global. Finally, no mobile game development book would be complete without a look at performance optimization to make your games run faster. Windows Phone 7 XNA Cookbook will equip you with the firepower to rock the game world.

Practical Threat Detection Engineering. A hands-on guide to planning, developing, and validating detection capabilities

Megan Roddie, Jason Deyalsingh, Gary J. Katz

Threat validation is the backbone of every strong security detection strategy—it ensures your detection pipeline is effective, reliable, and resilient against real-world threats.This comprehensive guide is designed for those new to detection validation, offering clear, actionable frameworks to help you assess, test, and refine your security detections with confidence. Covering the entire detection lifecycle, from development to validation, this book provides real-world examples, hands-on tutorials, and practical projects to solidify your skills.Beyond just technical know-how, this book empowers you to build a career in detection engineering, equipping you with the essential expertise to thrive in today’s cybersecurity landscape.By the end of this book, you'll have the tools and knowledge to fortify your organization’s defenses, enhance detection accuracy, and stay ahead of cyber threats.