jardin botanique riche de quatre siècles d’aventures scientifiques, le jardin des plantes est le cœur historique du muséum national d’histoire naturelle. chaque jour s’y côtoient des milliers de visiteurs, des centaines de chercheurs et d’étudiants. dans les nombreux bâtiments qu’il abrite, il héberge l’essentiel des collections naturaliste du muséum. unique et multiple, ce
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Polyfill is a service which accepts a request for a set of browser features and returns only the polyfills that are needed by the requesting browser.
Facebook Connect allow users to connect their Facebook identity, friends and, privacy to any website. Facebook Connect is Facebook's first attempt to allow access to Facebook user data outside of Facebook itself. The company is describing it as giving third party applications access to much of the same data as Facebook applicat...
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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.
Open graph description entity tag
The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook
Meta Keywords are a specific type of meta tag that appear in the HTML code of a Web page and help tell search engines what the topic of the page is.
Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.
A canonical link element is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical", or "preferred".
By adding rel="home" to a hyperlink, a page indicates that the destination of that hyperlink is the homepage of the site in which the current page appears.