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JavaScript in the Web application development front-end technology and back-end technology logic and run a larger proportion of the share. In order to help maintain and iterate prior logic and modularity, the MVC pattern has become increasingly

The principle of backbone Backbone is designed to add schemas to a single page application, especially when creating Documentcloud applications to avoid repetitive dom crossings and confusing data in the DOM used to keep UI synchronized. The

Backbone.events Overview The backbone.events object contains methods that help observer design patterns and a variable observer pattern that invokes pub/sub. These features allow different classes of objects (JavaScript objects) created by backbone

Backbone constructors I say backbone is simple because backbone only four constructors can be typically instantiated (basically, they are first inherited or subcategory). These four constructors include: Backbone.model = function (attributes,

Backbone.collection Overview A backbone set represents a set of logically ordered combinations of models and provides methods and properties for using (combining, classifying, filtering) these model groups. To illustrate this in this article (model

Overview Imagine that you are using a spreadsheet tool. First create a form called a contact (that is, a collection), and then define the data field headings in the form, and enter "first name", "Last Name", and "phone" (a model) in the title.

The use of Webapi has brought a notable characteristic, which has certain requirements for type. The typical Ajax type is nothing more than two, get, and post. If you use Jsonp to cross a domain, you can only use get. But now that the WEBAPI is here,

Use range: OA, MIS, ERP and other information management projects, the site is not considered for the time being. the problems encountered: To complete a project, often need to refer to a lot of JS files, such as Jquery.js, Easyui and so on. Also

Morse code is a time and time to break signal codes, in different order to express different English letters, numerals and punctuation, was invented by the American Samuel Morse in 1836.Each character (letter or number) corresponds to a different

When it comes to waterfall flow layout, let's take a picture to illustrate what waterfall flow is good. This is a screenshot of my graduation (the content is I temporarily climbed down from other sites to test ...). Then we can see from this

Decorator Mode description Description: A class to dynamic to another class of functional objects before or after the modification, to add some additional functions; This is the decoration of the function of a class object, the decorated class with

Let's start with how callbacks is used: the first example function A () {} Function B () {} var cb = $. Callbacks (); Cb.add (a); Cb.add (b); Cb.fire (); //You will execute the a method first and then execute the B method The above probably

One, the object ECMA-262 defines an object as an unordered collection of attributes that can contain basic values, objects, or functions. So the object in JS is a set of key-value pairs. In object-oriented languages, you create any number of

Array arrays1. Introduce An array is an ordered collection of values. Each value is called an element, and each element has a position in the array, represented by a number, called an index. JavaScript arrays are untyped: array elements can be of

4 issues related to this, new, call and apply The principle of this pointer is a very complicated question, and if we illustrate this from the implementation mechanism of this in JavaScript, many friends may become more and more confused, so this

In the previous "WebApp MVC," the "different" lightweight Internet application Development Framework describes the technical implementation of WEBAPP MVC and how to use it, and in this chapter it further sums up some of the details of using

Although mostly done on the back end, however, because some of the time to write the front of the interface, so I learned the next jquery and Ajax knowledge, although this writing for the front of the great God for some of the feeling of teaching,

First, the preface Because a very small project or a few pages but to catch up on jquery, of course, is not worth, gzip, at least, there are small dozens of K. In order to be able to operate the DOM conveniently, we need to write a lot of

In S. For, you can traverse the dominant property of an object or array, which means that our own defined attributes are traversed, and those that are already on the prototype are the ones that are available by default, such as:

Some time ago the company made a relatively large project, need to use OCX control, I plant most of the projects are used C#.net, and WinForm program with OCX control interface is relatively simple, but the JavaScript call OCX interface, but and