jQuery is the most popular Javascript Library which is not only light weight, superfast, all browser compatible but also excellent in creating animations, event handling, AJAX calls and html/CSS/DOM manipulation. It is necessary that all web developers should have a good knowledge of jQuery so that he or she can use it to provide a good client side features to their web applications.
One of the most powerful features of jQuery is to perform an asynchronous HTTP request, it is also known as AJAX (Asynchronous Javascript and XML). With AJAX you can update one or more areas of your web page without reloading the whole page.
Web developers are having a crazy time with the increasing popularity of smartphones, tablets and other mobile devices. It is a crazy time because there are so many kinds of demands from the users and the industry. Demands for increasing the speed, demands for improving the interface of apps, demands for bringing in newer apps and much more.
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