This new edition of Building a Virtual Assistant for Raspberry Pi will provide new features to your virtual assistant, Melissa, adding advanced capabilities to her. Updated to the latest Python release (Python 3), the book will follow the same structure as its previous edition with new features discussed as you move forward.

After walking you through the various STTs, TTSs, and implementation of these components with the Python 3, you will learn about Large Language Models (LLMs) and how to run them on Raspberry Pi. You will build applications/modules for Melissa that will be used by...

Operational Technology (OT) refers to hardware and software used to monitor, control, and manage industrial processes, infrastructure, and assets across sectors like manufacturing, energy, transportation, and utilities. It includes systems such as Industrial Control Systems (ICS), SCADA, PLCs, and DCS.

ICS Security is the protection of industrial automation and control systems that manage critical operations like power generation, water treatment, and oil and gas production. Its goal is to safeguard confidentiality, integrity, and availability while...

In today s digital age, organizations face growing cyber threats targeting user identities and access credentials. Identity and Access Management (IAM) helps secure identities, manage privileges, and enforce security policies making it essential for zero-trust security, compliance, and efficiency.

Privileged Access Management (PAM), a specialized branch of IAM, focuses on protecting and monitoring privileged accounts such as administrators, root users, and service accounts. Because these accounts have elevated access, they are prime targets for...

This succinct, advanced-level guide to Angular Signals is built around a real-life shopping cart application designed for experienced Angular developers who want to level up their skills and see how to implement Signals in complex, production-grade applications.

Through the creation of a shopping cart app, you will explore how to model application state with Signals, manage side effects, and integrate Signals into key Angular features such as HTTP APIs, routing, guards, directives, and more. The book begins with establishing the application structure for scalability and then moves on...

Among the many features that make C# a powerful and versatile language, delegates, events, and lambda expressions stand out for their innovation and practical impact.

This pocketbook will guide you to learn these core elements, offering a beginner-friendly yet thorough exploration through clear explanations, real-world code examples, Q&A sessions, and hands-on exercises. Diving into functional programming using delegates, implementing the observer design pattern with events, or streamlining your code with lambda expressions, this book helps you understand not just how these features...

Ever wanted to construct a robust and efficient API architecture that revolves around operations? This focused pocket guide takes you through that process step-by-step, providing you with the knowledge to build an operation-oriented API using the PHP programming with the Symfony framework.

Practical PHP APIs with Symfony is designed to provide you with a comprehensive understanding of how to create a single API endpoint that embraces the concept of operations. We will utilize the robust features of Symfony to build an environment where operations are the focal point of our...

This book is your fast-track pocket guide to mastering SQL, designed for absolute beginners. This step-by-step book covers everything from basic queries to advanced optimization techniques, ensuring you learn to write SQL correctly. You'll explore essential topics such as data retrieval, filtering, sorting, joins, aggregations, and data modifications, while gaining insights into performance optimization critical for real-world applications.

The seven-day plan includes real-world scenarios, hands-on exercises, and common mistakes to avoid. While traditional SQL books focus on syntax...

With dev teams evolving, developers and coders are increasingly tasked with not just the technical elements of their product or project, but also writing about it. Technical Writing for Developers aims to be a swift 'how to' guide on utilising HTML, Markdown and other key technologies like JavaScript and GitHub for document markup and writing, giving quick overviews on key topics and their practical applications for both developers and technical writers, especially those who are involved in a 'Docs as Code' environment. 

We start with a brief overview of technical writing...