Mastering Julia. Enhance your analytical and programming skills for data modeling and processing with Julia - Second Edition

Malcolm Sherrington

Julia is a well-constructed programming language which was designed for fast execution speed by using just-in-time LLVM compilation techniques, thus eliminating the classic problem of performing analysis in one language and translating it for performance in a second.This book is a primer on Julia’s approach to a wide variety of topics such as scientific computing, statistics, machine learning, simulation, graphics, and distributed computing.Starting off with a refresher on installing and running Julia on different platforms, you’ll quickly get to grips with the core concepts and delve into a discussion on how to use Julia with various code editors and interactive development environments (IDEs).As you progress, you’ll see how data works through simple statistics and analytics and discover Julia's speed, its real strength, which makes it particularly useful in highly intensive computing tasks. You’ll also and observe how Julia can cooperate with external processes to enhance graphics and data visualization. Finally, you will explore metaprogramming and learn how it adds great power to the language and establish networking and distributed computing with Julia.By the end of this book, you’ll be confident in using Julia as part of your existing skill set.

ChatGPT for Conversational AI and Chatbots. Learn how to automate conversations with the latest large language model technologies

Adrian Thompson

ChatGPT for Conversational AI and Chatbots is a definitive resource for exploring conversational AI, ChatGPT, and large language models.This book introduces the fundamentals of ChatGPT and conversational AI automation. You’ll explore the application of ChatGPT in conversation design, the use of ChatGPT as a tool to create conversational experiences, and a range of other practical applications. As you progress, you’ll delve into LangChain, a dynamic framework for LLMs, covering topics such as prompt engineering, chatbot memory, using vector stores, and validating responses. Additionally, you’ll learn about creating and using LLM-enabling tools, monitoring and fine tuning, LangChain UI tools such as LangFlow, and the LangChain ecosystem. You’ll also cover popular use cases, such as using ChatGPT in conjunction with your own data. Later, the book focuses on creating a ChatGPT-powered chatbot that can comprehend and respond to queries directly from your unique data sources. The book then guides you through building chatbot UIs with ChatGPT API and some of the tools and best practices available.By the end of this book, you’ll be able to confidently leverage ChatGPT technologies to build conversational AI solutions.

Drupal 5 Themes. Create a new theme for your Drupal website with a clean layout and powerful CSS styling

Dries Buytaert, Ric Shreves

Drupal is an award winning open source Content Management System. Based on PHP/MySQL, its power and flexibility combined with its exceptional design mean it is already on the way to becoming the de facto standard for CMS Websites. Drupal?˘‚Ǩ‚Ѣs modular design and structured source code make it both highly flexible and easily extended and modified. Drupal is extremely scalable, making it ideal for both a simple personal website as well as an industrial strength commercial or institutional web presence.Drupal is a model open source project in that it has a large, friendly community of people who contribute to the project in various ways. Drupal is not only free and easy to use, but this community provides on going mutual support.

The Vulnerability Researcher's Handbook. A comprehensive guide to discovering, reporting, and publishing security vulnerabilities

Benjamin Strout

Vulnerability researchers are in increasingly high demand as the number of security incidents related to crime continues to rise with the adoption and use of technology. To begin your journey of becoming a security researcher, you need more than just the technical skills to find vulnerabilities; you’ll need to learn how to adopt research strategies and navigate the complex and frustrating process of sharing your findings. This book provides an easy-to-follow approach that will help you understand the process of discovering, disclosing, and publishing your first zero-day vulnerability through a collection of examples and an in-depth review of the process.You’ll begin by learning the fundamentals of vulnerabilities, exploits, and what makes something a zero-day vulnerability. Then, you'll take a deep dive into the details of planning winning research strategies, navigating the complexities of vulnerability disclosure, and publishing your research with sometimes-less-than-receptive vendors.By the end of the book, you'll be well versed in how researchers discover, disclose, and publish vulnerabilities, navigate complex vendor relationships, receive credit for their work, and ultimately protect users from exploitation. With this knowledge, you’ll be prepared to conduct your own research and publish vulnerabilities.

Learn Azure Administration. Explore cloud administration concepts with networking, computing, storage, and identity management - Second Edition

Kamil Mrzygłód

Complete with the latest advancements in Azure services, this second edition of Learn Azure Administration is a comprehensive guide to scaling your cloud administration skills, offering an updated exploration of Azure fundamentals and delving into the intricacies of Azure Resource Manager and Azure Active Directory.Starting with infrastructure as code (IaC) basics, this book guides you through the seamless migration to Azure Bicep and ARM templates. From Azure virtual networks planning to deployment, you’ll get to grips with the complexities of Azure Load Balancer, virtual machines, and configuring essential virtual machine extensions. You'll handle the identity and security for users with the Microsoft Entra ID and centralize access using policies and defined roles. Further chapters strengthen your grasp of Azure Storage security, supplemented by an overview of tools such as Network Watcher.By the end of the book, you’ll have a holistic grasp of Azure administration principles to tackle contemporary challenges and expand your proficiency to administer your Azure-based cloud environment using various tools like Azure CLI, Azure PowerShell, and infrastructure as code.

FreeSWITCH 1.0.6. Follow this course and you’ll be amazed at how feasible it is to get a sophisticated telephony system up and running by yourself. From basics to advanced features, it takes you step-by-step through the powerful capabilities of FreeSWITCH.CH

Michael S. Collins, Darren Schreiber, Anthony Minessale II, Anthony Minessale (Project)

FreeSWITCH is an open source telephony platform designed to facilitate the creation of voice and chat-driven products scaling from a soft-phone to a PBX and even up to an enterprise-class soft-switch. It is always exciting to design and build your own telephony system to suit your needs, but the task is time consuming and involves a lot of technical skills.This book comes to your rescue, helping you to set up a telephony system fast and easily using FreeSWITCH. It will take you from being a novice to creating a fully-functional telephony system of your own. It is rich with practical examples and will give you all of the information and skills needed to implement your own PBX system.The book begins by introducing the architecture and working of FreeSWITCH before detailing how to plan a telephone system and moving on to the installation, configuration, and management of a feature-packed PBX. You will learn about maintaining a user directory, XML dial plan and advanced dial plan concepts, call routing, and the extremely powerful Event Socket. You will finally learn about the online community and history of FreeSWITCH.

CouchDB and PHP Web Development Beginner's Guide

Tim Juravich

CouchDB is a NoSQL database which is making waves in the development world. It's the tool of choice for many PHP developers so they need to understand the robust features of CouchDB and the tools that are available to them.CouchDB and PHP Web Development Beginner's Guide will teach you the basics and fundamentals of using CouchDB within a project. You will learn how to build an application from beginning to end, learning the difference between the quick wayù to do things, and the right wayù by looking through a variety of code examples and real world scenarios. You will start with a walkthrough of setting up a sound development environment and then learn to create a variety of documents manually and programmatically. You will also learn how to manage their source control with Git and keep track of their progress. With each new concept, such as adding users and posts to your application, the author will take you through code step-by-step and explain how to use CouchDB's robust features. Finally, you will learn how to easily deploy your application and how to use simple replication to scale your application.

WordPress for Education. Create interactive and engaging e-learning websites with WordPress book and

Adam D. Scott, Adam Scott

WordPress is typically known as a platform for blogging. However, the versatility and simplicity of WordPress makes it the perfect solution for the needs of professional educators. WordPress for Education guides readers through the practical applications of WordPress in a classroom setting. Readers will gain an understanding of the WordPress platform and how it can be used to create powerful classroom websites.WordPress for Education guides educators through the process of setting up a typical class website, creating student blogs, and using WordPress to power a learning management system. WordPress for Education provides clear and practical examples for using WordPress within the classroom. It will empower educators to create useful and engaging e-learning websites.Through the examples given in the book, you will gain an understanding of how to use WordPress to build an engaging and easy to update e-learning website. You will also learn about a variety of WordPress plugins that extend its abilities and usefulness in an educational environment, such as creating student blogs, keeping track of classroom events, managing coursework, and developing a classroom social network.

FreeRADIUS Beginner's Guide. Master authentication, authorization, and accessing your network resources using FreeRADIUS

Dirk van der Walt, FreeRadius, Dirk van der

The Open Source pioneers have proved during the past few decades that their code and projects can indeed be more solid and popular than commercial alternatives. With data networks always expanding in size and complexity FreeRADIUS is at the forefront of controlling access to and tracking network usage. Although many vendors have tried to produce better products, FreeRADIUS has proved over time why it is the champion RADIUS server. This book will reveal everything you need to know to get started with using FreeRADIUS.FreeRADIUS has always been a back-room boy. It's not easy to measure the size or number of deployments world-wide but all indications show that it can outnumber any commercial alternatives available. This essential server is part of ISPs, universities, and many corporate networks, helping to control access and measure usage. It is a solid, flexible, and powerful piece of software, but can be a mystery to a newcomer.FreeRADIUS Beginner's Guide is a friend of newcomers to RADIUS and FreeRADIUS. It covers the most popular Linux distributions of today, CentOS, SUSE, and Ubuntu, and discusses all the important aspects of FreeRADIUS deployment: Installing, configuring and testing; security concerns and limitations; LDAP and Active Directory integration.It contains plenty of practical exercises that will help you with everything from installation to the more advanced configurations like LDAP and Active Directory integration. It will help you understand authentication, authorization and accounting in FreeRADIUS. It uses many practical step-by-step examples, which are discussed in detail to lead you to a thorough understanding of the FreeRADIUS server as well as the RADIUS protocol. A quiz at the end of each chapter validates your understanding.Not only can FreeRADIUS be used to monitor and limit the network usage of individual users; but large deployments are possible with realms and fail-over functionality. FreeRADIUS can work alone or be part of a chain where the server is a proxy for other institution's users forwarding requests to their servers. FreeRADIUS features one of the most versatile and comprehensive Extensible Authentication Protocol (EAP) implementations. EAP is an essential requirement to implement enterprise WiFi security. FreeRADIUS Beginner's Guide covers all of these aspects.

PostgreSQL 14 Administration Cookbook. Over 175 proven recipes for database administrators to manage enterprise databases effectively

Simon Riggs, Gianni Ciolli

PostgreSQL is a powerful, open-source database management system with an enviable reputation for high performance and stability. With many new features in its arsenal, PostgreSQL 14 allows you to scale up your PostgreSQL infrastructure. With this book, you'll take a step-by-step, recipe-based approach to effective PostgreSQL administration.This book will get you up and running with all the latest features of PostgreSQL 14 while helping you explore the entire database ecosystem. You’ll learn how to tackle a variety of problems and pain points you may face as a database administrator such as creating tables, managing views, improving performance, and securing your database. As you make progress, the book will draw attention to important topics such as monitoring roles, validating backups, regular maintenance, and recovery of your PostgreSQL 14 database. This will help you understand roles, ensuring high availability, concurrency, and replication. Along with updated recipes, this book touches upon important areas like using generated columns, TOAST compression, PostgreSQL on the cloud, and much more.By the end of this PostgreSQL book, you’ll have gained the knowledge you need to manage your PostgreSQL 14 database efficiently, both in the cloud and on-premise.

Using OpenRefine. With this book on OpenRefine, managing and cleaning your large datasets suddenly got a lot easier! With a cookbook approach and free datasheets included, you'll quickly and painlessly improve your data managing capabilities

Ruben Verborgh, Max De Wilde

Data today is like gold - but how can you manage your most valuable assets? Managing large datasets used to be a task for specialists, but the game has changed - data analysis is an open playing field. Messy data is now in your hands! With OpenRefine the task is a little easier, as it provides you with the necessary tools for cleaning and presenting even the most complex data. Once it's clean, that's when you can start finding value.Using OpenRefine takes you on a practical and actionable through this popular data transformation tool. Packed with cookbook style recipes that will help you properly get to grips with data, this book is an accessible tutorial for anyone that wants to maximize the value of their data.This book will teach you all the necessary skills to handle any large dataset and to turn it into high-quality data for the Web. After you learn how to analyze data and spot issues, we'll see how we can solve them to obtain a clean dataset. Messy and inconsistent data is recovered through advanced techniques such as automated clustering. We'll then show extract links from keyword and full-text fields using reconciliation and named-entity extraction.Using OpenRefine is more than a manual: it's a guide stuffed with tips and tricks to get the best out of your data.

Learning OpenStack Networking (Neutron). Wield the power of OpenStack Neutron networking to bring network infrastructure and capabilities to your cloud

James Denton

OpenStack Neutron is an OpenStack component that provides networking as a service for other OpenStack services to architect networks and create virtual machines through its API. This API lets you define network connectivity in order to leverage network capabilities to cloud deployments. Through this practical book, you will build a strong foundational knowledge of Neutron, and will architect and build an OpenStack cloud using advanced networking features.We start with an introduction to OpenStack Neutron and its various components, including virtual switching, routing, FWaaS, VPNaaS, and LBaaS. You’ll also get hands-on by installing OpenStack and Neutron and its components, and use agents and plugins to orchestrate network connectivity and build a virtual switching infrastructure.Moving on, you’ll get to grips with the HA routing capabilities utilizing VRRP and distributed virtual routers in Neutron. You’ll also discover load balancing fundamentals, including the difference between nodes, pools, pool members, and virtual IPs. You’ll discover the purpose of security groups and learn how to apply the security concept to your cloud/tenant/instance.Finally, you' ll configure virtual private networks that will allow you to avoid the use of SNAT and floating IPs when connecting to remote networks.

Professional Azure SQL Database Administration. Equip yourself with the skills to manage and maintain data in the cloud - Second Edition

Ahmad Osama

Despite being the cloud version of SQL Server, Azure SQL Database differs in key ways when it comes to management, maintenance, and administration. This book shows you how to administer Azure SQL Database to fully benefit from its wide range of features and functionalities.Professional Azure SQL Database Administration begins by covering the architecture and explaining the difference between Azure SQL Database and the on-premise SQL Server to help you get comfortable with Azure SQL Database. You’ll perform common tasks such as migrating, backing up and restoring a SQL Server database to an Azure database. As you progress, you’ll understand how you can reduce costs, and manage and scale multiple SQL databases using elastic pools. You’ll also implement a disaster recovery solution using standard and active geo-replication. Whether it is learning different techniques to monitor and tune an Azure SQL Database or improving performance using in-memory technology, this book will enable you to make the most out of Azure SQL database features and functionality for data management solutions.By the end of this book, you’ll be well-versed with key aspects of an Azure SQL Database instance, such as migration, backup restorations, performance optimization, high availability, and disaster recovery.

Mastering vRealize Operations Manager. Analyze and optimize your IT environment by gaining a practical understanding of vRealize Operations Manager

Chris Slater, Scott Norris

Apache Solr Search Patterns. Leverage the power of Apache Solr to power up your business by navigating your users to their data quickly and efficiently

Jayant Kumar

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.