Informatyka
Anthony Minessale II, Anthony Minessale (Project), Darren...
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.
Anthony Minessale II, Giovanni Maruzzelli
FreeSWITCH 1.6 Cookbook is written for anyone who wants to learn more about using FreeSWITCH in production. The information is presented in such a way that you can get up and running quickly. The cookbook approach eschews much of the foundational concepts, and instead focuses on discrete examples that illustrate specific features. If you need to implement a particular feature as quickly as possible, then this book is for you.
Giovanni Maruzzelli, Anthony Minessale II
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. This book introduces FreeSWITCH to IT professionals who want to build their own telephony system.This book starts with a brief introduction to the latest version of FreeSWITCH. We then move on to the fundamentals and the new features added in version 1.6, showing you how to set up a basic system so you can make and receive phone calls, make calls between extensions, and utilize basic PBX functionality.Once you have a basic system in place, we’ll show you how to add more and more functionalities to it. You’ll learn to deploy the features on the system using unique techniques and tips to make it work better.Also, there are changes in the security-related components, which will affect the content in the book, so we will make that intact with the latest version. There are new support libraries introduced, such as SQLite, OpenSS, and more, which will make FreeSWITCH more efficient and add more functions to it. We’ll cover these in the new edition to make it more appealing for you.
Anthony Minessale II, Darren Schreiber, Michael Collins
FreeSWITCH is an open source telephony platform designed to facilitate the creation of voice, chat, and video applications. It can scale from a soft-phone to a PBX and even up to an enterprise-class softswitch.In the FreeSWITCH Cookbook, members of the FreeSWITCH development team share some of their hard-earned knowledge with you in the book's recipes. Use this knowledge to improve and expand your FreeSWITCH installations.The FreeSWITCH Cookbook is an essential addition to any VoIP administrator's library.The book starts with recipes on how to handle call routing and then discusses connecting your FreeSWITCH server to the outside world.It then teaches you more advanced topics like CDR handling, practical examples of controlling FreeSWITCH with the event socket, and configuring many features commonly associated with a PBX installation.
Bernard Pineda
Are you a PHP developer looking to take your first steps into the world of Ruby development? From PHP to Ruby on Rails will help you leverage your existing knowledge to gain expertise in Ruby on Rails. With a focus on bridging the gap between PHP and Ruby, this guide will help you develop the Ruby mindset, set up your local environment, grasp the syntax, master scripting, explore popular Ruby frameworks, and find out about libraries and gems.This book offers a unique take on Ruby from the perspective of a seasoned PHP developer who initially refused to learn other technologies, but never looked back after taking the leap. As such, it teaches with a language-agnostic approach that will help you feel at home in any programming language without learning everything from scratch. This approach will help you avoid common mistakes such as writing Ruby as if it were PHP and increase your understanding of the programming ecosystem as a whole.By the end of this book, you'll have gained a solid understanding of Ruby, its ecosystem, and how it compares to PHP, enabling you to build robust and scalable applications using Ruby on Rails.
Robert Coppenhaver
Voice of Customer (VoC) is one of the most popular forms of market research that combines both quantitative and qualitative methods. This book is about developing a deeper knowledge of your customers and understanding their articulated and unarticulated needs. Doing so requires engaging with customers in a meaningful and substantive way – something that is becoming more and more important with the rise of the increasingly connected world.This book gives you a framework to understand what products and features your customers need, or will need in the future. It provides the tools to conduct a VoC program and suggests how to take the customer input and turn it into successful products. This book also explains how to position and price your products in the market, and demonstrates ROI to the management team to get your product development funded.By the end of this book, you will have a thorough understanding of the relevant stages of a VoC project. It will show you how to devise an effective plan, direct the project to their objectives, and then how to collect the voice of the customer, with examples and templates for interviewing and surveying them.
Maya Shavin , Raymond Camden, Clifford Gurney...
Are you looking to use Vue.js 3 for building web apps but don't know where to begin?Frontend Development Projects with Vue.js 3 will help you get to grips with the core concepts of this JavaScript framework using practical examples that simulate real-world web projects. With this updated edition, you’ll experience all aspects of the new and improved Vue.js 3 as you work on mini projects such as a chat interface, a shopping cart, a price calculator, a to-do app, and a profile card generator for storing contact details. These realistic projects are presented as bite-size exercises that you can enjoy even as you challenge yourself.Throughout the book, you'll discover how to manage data in Vue components, define communication interfaces between components, and handle static and dynamic routing to control application flow. You'll also work with Vite and Vue DevTools and learn how to handle transition and animation effects for an engaging user experience. Finally, you’ll see how to test your app and deploy it to the web.By the end of this Vue.js book, you'll have the skills that enable you to work like an experienced Vue developer to build professional apps that can be used by others and have the confidence to tackle real-world frontend web development problems.
Ahmed Bouchefra
GraphQL is an alternative to traditional REST technology for querying Web APIs. Together with Angular and TypeScript, it provides a tech stack option for building future-proof web applications that are robust and maintainable at any scale.This book leverages the potential of cutting-edge technologies like GraphQL and Apollo and helps Angular developers add it to their stack. Starting with introducing full-stack development, you will learn to create a monorepo project with Lerna and NPM Workspaces. You will then learn to configure Node.js-based backend using GraphQL, Express, and Apollo Server. The book will demonstrate how to build professional-looking UIs with Angular Material. It will then show you how to create Web APIs for your frontend with GraphQL. All this in a step-by-step manner. The book covers advanced topics such as local state management, reactive variables, and generating TypeScript types using the GraphQL scheme to develop a scalable codebase.By the end of this book, you'll have the skills you need to be able to build your full-stack application.