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Rich Internet Applications Definition Rich Internet applications (RIA) are Web-based applications that have some characteristics of graphical desktop applications. Built with powerful development tools, RIAs can run faster and be more engaging. They can offer users a better visual experience and more interactivity than traditional browser applications that use only HTML and HTTP.   Early Internet users mostly exchanged text-based electronic mail messages. Then along came HTML and the World Wide Web, and soon people were looking at graphically enhanced Web pages designed by specialists and served up on demand. All these applications mainly involved reading text on-screen and dealing with material that was preformatted and essentially static. To do tasks like manipulate data and interact with sophisticated business logic, users relied on specialized software on their computers and networks. Then someone thought about providing applications through standa
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jQuery

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jQuery A framework is something that usually forces a certain way of implementing a solution, whereas jQuery is just a tool to make implementing what you want to do easier. jQuery: The Write Less, Do More, JavaScript Library. For sure, it's a javascript library. ... And jQuery is just a single library. features of jQuery     DOM manipulation − The jQuery made it easy to select DOM elements, negotiate them and  modifying their content by using cross-browser open source selector engine called Sizzle Event handling − The jQuery offers an elegant way to capture a wide variety of events, such as a user clicking on a link, without the need to clutter the HTML code itself with event handlers. AJAX Support − The jQuery helps you a lot to develop a responsive and featurerich site using AJAX technology. Animations − The jQuery comes with plenty of built-in animation effects which you can use in your websites. Lightweight − The jQuery is very lightweight library -
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Introduction to client-side development

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client-side elements      • Views • Controllers • Client-model   Client Side Scripting technologies HTML (HyperText Markup Language) CSS (Cascading Style Sheets) JavaScript Ajax (Asynchronous JavaScript and XML) jQuery (JavaScript Framework Library - commonly used in Ajax development) MooTools (JavaScript Framework Library - commonly used in Ajax development) Dojo Toolkit (JavaScript Framework Library - commonly used in Ajax development) HTML Elements An HTML element usually consists of a start tag and end tag, with the content inserted in between: < tagname > Content goes here... < /tagname > The HTML element is everything from the start tag to the end tag: < p > My first paragraph. < /p > Start tag             Element content                End tag <h1>               My First Heading                  </h1> <p>               My fir
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