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

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

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.