Zendesk provides an integrated on-demand helpdesk - customer support portal solution based on the latest Web 2.0 technologies and design philosophies. The product has an elegant, minimalist design implemented in Ruby on Rails and provides seamless integration of the back-end helpdesk SaaS to a company's online customer-facing...
A pingback is one of four types of linkback methods for Web authors to request notification when somebody links to one of their documents. This enables authors to keep track of who is linking to, or referring to their articles.
This page contains a meta robots tag which tells search engines and robots to index or not index the page.
The http-equiv attribute provides an HTTP header for the information/value of the content attribute. The http-equiv attribute can be used to simulate an HTTP response header.
The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook