Vipul Patel

Classically, browsers constrain network requests to the same-origin, which prevent web applications running from one origin to obtain data from another origin and limit unsafe HTTP requests which direct towards destinations different from running application’s origin. When such cross-origin request behavior is desired, user credentials are required (including HTTP authentication and cookies). The HTML5 specification […]

Channel messaging is a HTML5 specification that specifies that compliant browsers will support enabling code running in different contexts to communicate directly via ports.   Communication happens over pipes (channels), with a port at either end, which allows messages sent in one port are received at the other. Messages are delivered as DOM events.   […]

Web pages today aren’t just static files. There is increased client-side processing in today’s rich web apps. This has resulted in increasing power consumption by browsers. As internet gets increasingly consumed through mobile devices, it is important for web developers to design their web pages with the consideration that the device rendering the HTML might […]

HTML5 provides a standardized way to interact with browser history in a scripted fashion. Our browsing patterns and today’s rich media content means that our browsers are working more than ever before to fetch the content and display to the user. URLs are increasingly becoming critical pieces of information, be they part of a user’s […]

Introduction   With the browser becoming an increasing focal point for user interaction with the PC, having desktop-like features in a browser is the natural progression of user experience. On the desktop mode, users are used to having the drag and drop capability. Modern browsers are increasing allowing users to use them in the same […]

CSS stands for Cascading Styling Sheets, a style sheet language for describing the look and feel of a document written in a markup language like HTML. Though CSS can be applied to any document that adheres to XML, it is predominantly used for HTML documents.   CSS uses simple English words for various style properties, […]

The HTML5 specification has made number of changes to support better formatting of text in web pages. In this article, we will take a look at some of the new and changed markup elements which deal with formatting. Let’s start with the new markup element – wbr.   WBR Markup Element The HTML5 specification describes […]

Introduction The meter markup element is a new markup introduced as part of the HTML5 specification which is intended to be used to represent a measurement to the users.   HTML5 specification says … The HTML5 specifications describes the meter markup element as an element which represents a scalar gauge providing a measurement within a […]

Introduction The Internet has gone through a complete transformation compared to its humble beginnings 30 years ago.  Today, the web content isn’t restricted to simple HTML pages; it expands to include audio and video content, including smart content. The HTML5 specification has provided first class support for specifying explicit external timed tracks for media elements. […]

Introduction There are quite a few popular websites that users frequently visit to perform certain calculations. Classic examples are bank websites which allow the user to calculate their monthly car loan installment or monthly credit card repayment amount. For all such calculations, users provide one or more inputs, which are then used to perform a […]

Introduction Web applications frequently have to indicate progress to users to visibly communicate that some processing is going on. Prior to HTML5, web developers had to write custom controls to indicate progress. There was no uniformity in how web authors went about indicating progress. Sensing a requirement to bring uniformity, HTML5 specification introduced a new […]

Introduction Historically, web authors have used font properties and CSS styles to highlight sections in the web pages. There was no uniformity in how web author went about their “highlighting” business. Sensing a requirement to bring uniformity, HTMl5 specification introduced a new markup element “mark” for marking text on web pages. The HTML5 specification says… […]