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Ways to improve Ajax performance

first, the introduction In Web Forms, we use the AJAXTo invoke the server-side method from the client (through JavaScript), while the AJAXInternally, the XMLHttpRequest call is made. I tested some AJAX functions that were implemented in different

How to use Ajax to resolve bookmark and Back button expiration issues

This article will showcase an open source JavaScript library that brings bookmarks and back button support to AJAX applications. After completing this tutorial, developers will be able to get solutions to an AJAX problem (not even Google Maps and

Ajax Programming Practice Server communication

First look at the relatively simple-send a simple query string that contains a well-known/value pair to the server, in which case XHP can use Get or post. Getfunction Dorequestusingget () {Createxmlhttprequest ();var querystring =

The simple application of Ajax in ASP.net

introduce This article describes an easy way to write Web applications using AJAX and ASP.net. At the same time, the advantages and disadvantages of using Ajax are discussed. For illustrative purposes, this article gives the corresponding

Discussion: Using AJAX technology to improve search engine rankings

DescriptionNavigation elements embedded in your Web pages can degrade your search engine rankings and reduce the responsiveness of your site. The author of this article would like to explore with you how to use AJAX technology to solve these two

How Web programmers respond to web standards

Web|web Standard | program | programmer This article discusses how Web site programmers are positioned and how to work with designers to develop web-standard projects in the context of web standards popularization.This article is suitable for the

Beginner Div+css should understand the semantics of HTML tags

css| Beginners Web standards are now popularly called "div+css" or "layer layouts." I have no objection to this Bingyi. But it's a myth: a lot of the use of div tags as a structural element. In fact, this is a more advanced div abuse (Jeffrey

The method of Div+css layout Web page to realize multi-style selection

css| Page | page 1. Styleswitcher.js function Setactivestylesheet (title) { var i, a, main; for (i=0; (A = document.getElementsByTagName ("link") [i]); i++) { if (A.getattribute ("rel"). IndexOf ("style")!=-1 && a.getattribute ("title") { A.disabled

Investment return on Web standards (ROI)

Web|web Standard Original Author: D. Keith Robinson Original source:Asterisk Original publication date: June 1, 2004 Is there any doubt that the development of web standards can bring real benefits? If so, I've prepared some very

CSS Beautiful input box: CSS Landscaping Beautiful search box

css Beautiful search box-www.cxybl.com I want to search Search This article links http://www.cxybl.com/html/wyzz/CSS/20130908/40079.html

CSS3 and JS Web page Production Example: Web page avatar Display effect

Article Introduction: today for you to share a very creative CSS3 avatar display effect, interactive strong, is a based on CSS3 and JS to achieve, the code is not much, but the final effect is very impressive, so particularly recommended to everyone.

Learn CSS Preprocessor: compare sass and less

Article Introduction: The only thing that you really need to learn with CSS preprocessor is the syntax, Sass is written in Ruby, but the syntax of both is not related. Do not know Ruby, still can use. All you need is an application like Cudekit to

Dip px: display unit px and dip and SP differences

Dip:device independent pixels (device independent pixel). Different devices have different display effects, this is related to the device hardware, we generally support WVGA, HVGA and QVGA CWJ recommended Use this, do not rely on pixels.Px:pixels

JS Array Operation Encyclopedia

Shift: Deletes the first item of the original array and returns the value of the deleted element, or returns undefined if the array is emptyvar a = [1,2,3,4,5];var B = A.shift ();Results a:[2,3,4,5] B:1Unshift: Adds a parameter to the beginning of

Web page Making tips: Get the height of the viewable area of the page

Article Introduction: Gets the height of the page 's viewable area, gets the page height, and gets the page height of the scroll bar scrolling up. function Getwh () {var wh = {}; "Height Width". Replace (/[^\s]+/g,function (a) {var b =

Using JS to realize simple waterfall flow effect

Haha, I am here again, in this period of time, I have a simple study of JavaScript (JS), although not very understand, but I also simply try to do a little things, such as the current popular waterfall flow effect, after my efforts finally

function declaration and function expression--declaration of function Declaration advance

Ways to define functions There are three main ways to define a function: Functions Declaration (Function Declaration)Functional expression function Expression)New function constructor Among them, function declarations and function expressions are

JavaScript data type conversion rules

JavaScript has 7 data types, including 5 original types (also called original values) number, Boolean, string, null, undefined, and 2 compound type object, array, which can be converted to each other according to some rule. The JavaScript authority

JS Object-oriented learning-object concept and object creation

I. Concept of objects What is the object? An object is a collection of unordered attributes whose properties can include basic values, objects, or functions. That is, a set of unordered sets of name-value pairs. The attributes of an object (not

Jquery.extend function Detailed

jquery's Extend extension method:The extended method of jquery extend is a common method in the process of writing plug-ins, there are some overloaded prototypes, here we go to understand.One, jquery extension method prototype is:    Extend

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