JavaScript and AJAX Web Development Tutorials

JavaScript, jQuery and AJAX (Asynchronous JavaScript and XML) Tutorials.
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Desktop notifications for web applications is a great plus, the user can be notified irrespective of the current window/tab they are using. Chrome, which has the largest share of the browser market, supports desktop notification, also Safari, or any webkit based browser. You can easily...
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Non-JavaScript Programmers find it difficult to have fancy drop down menu's but not any more. Today I will show you how easy it is to create a simple yet very SEO Friendly Drop Down Menu Using JQuery. The idea of this article came from the thread started by siddharthrkulkarni on Drop Down Menu....
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AJAX was a boon to web development and web applications like GMail etc. millions of site have since implemented AJAX based features on their websites, the idea of asynchronously accessing content was wonderful but AJAX was limited only to the same domain (same origin) as the page requesting the...
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Sometimes, we need to rotate images on ours web pages, it may be ads or some simple images.Below you'll find the code for implementing the same. You can create as many image rotations you want, you just need to specify the urls of the images in an Array, and the object where the image will be...
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Sometimes we need a sorted UL (un-ordered list) in a static page, like a blog, we can use JavaScript to the sort the list. I faced a similar problem with my blog, so I implement a simple bubble sort on the list, the list will be sorted if the browser supports JavaScript, else it will still...
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I found that is difficult to search a simple javascript code about scrolling image slide. You can find them on Internet but they often are long and complex or hidden from us to prevent edit. I just found a simple way to resolve this. I hope it will help your editting easier to make it yours! We...
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Well all would have at some point of time needed to make a timer in JavaScript. I have made a timer in Javascript. The script shows the timer in the status bar,you can modify it to display the timer anywhere you want. Check out the code below: var mins,secs,TimerRunning,TimerID; ...
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Feedburner statistics are not part of Google Analytics and I couldn't understand why but you can track Feedburner Email Subscription Form Submission in Google Analytics Very easily. Activate Email Subscription for your Feed in Feedburner and grab the HTML code of your subscription form. The HTML...
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I needed to trim a string and also replace more than one spaces with a single space. The solution was simple with String.replace in JavaScript. Here's the code: var m = " My name is Pradeep "; m = m.replace(/^+/,'').replace(/+$/,'').replace(/{2,}/,' '); Making a function out of it. ...
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So i was working on an awesome project when i wanted to extract GET parameters from the URL string. Like in php $_GET, i need to use javascript since the front end is building on an REST API . You probably should ave seen this feature used in google search and may others, but the problem is...
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The DOM consists of several objects for manipulating the data. The DOMDocument object is the main object of the DOM. The op node of the tree is represented through this object. The XMLSchemaCache object is used to load the schema associated with the XML document. Some of the methods provided by...
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XML is used for designing the web pages in an application. XML means Extensible Markup Language. It is a markup language containing tags to define data. The tags used in the language contain the content specific meaning. The data is stored in a structured format. XML is a cross platform, hardware...
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Introduction One Javascript function that gets used such frequently than it should to be is "eval". "eval" evaluates the content of a text string passed to it and then executes it as if it were normal Javascript code.. Actually, we should never use eval for any purpose in our code, be it...
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Introduction Some characters are reserved in HTML. For example, you cannot use the greater than or less than signs within your text because the browser could mistake them for markup. If we want the browser to actually display these characters we must insert character entities in the HTML...
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An operator is a symbol applied to data values that causes the computer to carry out a specific operation on that data . In VBScript, operators are used to perform an operation. For example, an operator could be used to assign a value to a variable. An operator could also be used to compare two...
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JavaScript is widely used for client side scripting ranging from simple effects to creating a rich UI like GMail. A significant operation with the client browser involves working with the browser window, like scrolling, resizing popup window, detecting window resize by the user, opening new...
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An XML document consists of several elements. The XML schema defines the list of elements and attributes that can be used in the XML document. The orders in which the elements appear are defined in the XML schema. The XML Schema Definition (XSD) defines the schema of the XML document. XML Schema...
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Xmlhttp is hot these, with the advent of AJAX.Xmlhttp is mainly used on the client-side to query or fetch blocks of data from the server.A typical example would be when in a sign up form the user selects the country the states for the selected country is automatically populated in the state...
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