Identifies administrators for a page which will be able publish data to your wall if you like any content within this page.
Public specification of a preferred URL for a page allows search engines to understand the original location for content.
This site is using code from the HTML5 Boilerplate project.
Allows a website to define how a page is rendered in Internet Explorer 8, allowing a website to decide to use IE7 style rendering over IE8 rendering.
The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook
The DOCTYPE is a required preamble for HTML5 websites.
The @font-face rule allows for linking to fonts that are automatically activated when needed.
This page contains tags that are specific to an HTML 5 implementation.
A way to make Web content and Web applications more accessible to people with disabilities. It especially helps with dynamic content and advanced user interface controls developed with Ajax, HTML, JavaScript, and related technologies.
SRI is a W3C specification that allows web developers to ensure that resources hosted on third-party servers have not been tampered with.
Adapting images for high-resolution and low-resolution displays.
The picture element provides images for different devices and is part of the HTML 5.1 specification.
A mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
This page contains a meta robots tag which tells search engines and robots to index or not index the page.
The description attribute provides a concise explanation of the page content.
Cascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in a markup language. Its most common application is to style web pages written in HTML
JavaScript is a scripting language most often used for client-side web development.