By Caio Ribeiro Pereira

ISBN-10: 1484224418

ISBN-13: 9781484224410

Это краткое руководство научит вас, как создавать масштабируемые интерфейсы API с использованием платформы Node.js и ES6 (ECMAScript 2015). Разработка систем для широкого спектра устройств, доступных в современном мире требует построения API, предназначенных для работы только с данными в централизованном порядке, которые работают с клиентскими приложениями, которые разрабатываются отдельно и имеют уникальный интерфейс для конечного пользователя. Node.js зарекомендовал себя как отличная платформа для построения relaxation API из-за его однопоточной архитектуры. Он имеет низкий порог вхождения для обучения и может быть понятен любому человеку, который имеет базовое представление о языке javascript. Используйте эту книгу для того, чтобы понять, как работает Node.js API и как вы можете создать свой собственный масштабируемый API.

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Js. js in the GitHub repository. html file or the docs directory. If you want to add a new example, use the examples folder. 28 2 Models In this chapter, we will cover: ff Creating a model ff Operating with model attributes ff Operating with model identifier ff Validating model attributes ff Overriding getters and setters ff Creating undo points to store/restore a model's state ff Implementing workflow for a model ff Using advanced validation in a model ff Validating an HTML form ff Working with nested attributes in a model ff Implementing a one-to-one relationship Introduction In this chapter we are going to learn what a Backbone model is and how can we use it.

View object can be extended to create our own view that will render model data. In a view, we can define handlers to user actions, such as data input and keyboard or mouse events. Router object that allows users to navigate through an application by changing the URL in the address bar of the browser. The router object contains a list of available URLs and callbacks. In a callback function, we can trigger the rendering of a specific view associated with a URL. If we want a user to be able to jump from one view to another, we may want him/her to either click on regular HTML links associated with a view or navigate to an application programmatically.

Js file that we created in the previous recipe; we will do this as follows: 1. Model object. extend({ // Set default values. defaults: { price: 0, quantity: 0 }, // Calculate amount. get('quantity'); } }); In the InvoiceItemModel object, we have initialized the default values and performed the business logic, a function that calculates the total amount. 2. Create a model instance. var invoiceItemModel = new InvoiceItemModel({ price: 2, quantity: 3 }); 21 Understanding Backbone 3. Define the view that will render the model.

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Building APIs with Node.js by Caio Ribeiro Pereira

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