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Index. C QA - Recommended list of Doctype declarations you can use in your Web document. Warning The list is informative and does not try to be exhaustive (there are many other proper declarations you could use), but it has most of the declarations commonly used on the Web at the moment.

C QA - Recommended list of Doctype declarations you can use in your Web document

Recommended Doctype Declarations to use in your Web document. When authoring document is HTML or XHTML, it is important to Add a Doctype declaration. This makes sure the document will be parsed the same way by different browsers. The simplest and most reliable doctype declaration to use is the one defined in HTML5: If you need a doctype matching a specific version of (X)HTML, the doctype declaration must be exact (both in spelling and in case) to have the desired effect, which makes it sometimes difficult.

Template Use the following markup as a template to create a new HTML document using a proper Doctype declaration. <! (X)HTML Doctype Declarations List HTML5 and beyond Strict Transitional Frameset Strict (quick reference) Transitional Frameset XHTML Basic 1.1 (quick reference): MathML 2.0 - DTD: 2426 Free Website Templates, CSS Templates and Open Source Templates. Signalétique des hyperliens. On ne se soucie pas assez de la signalétique des liens et de leurs différents états.

Signalétique des hyperliens

C’est un défaut d’ergonomie d’autant plus regrettable que l’hyperlien est le fondement de la navigation sur le Web. Voyons ensemble comment améliorer cela : Hyperlien, kezako ? À l’origine du Web tel que nous le connaissons aujourd’hui : l’hypertexte. Initialement, un document Web est une page de texte. Comment ça marche ? Caractères spéciaux HTML. Août 2016 Codage des caractères spéciaux Le standard HTML demande de respecter le codage des caractères ASCII 7 bits, c'est-à-dire que les caractères accentués ne sont pas autorisés.

Caractères spéciaux HTML

Il faut pour cela utiliser un codage particulier. Pour coder un caractère accentué, il suffit de saisir une combinaison précédée du caractère & et terminée par un point-virgule (;). QuirksMode - for all your browser quirks. TmP - The Manual Page - HTML - Qu'est-ce que le HTML. Convertissez les fichiers vidéo de/vers tous les formats vidéo avec Prism. Miro Video Converter FREE - Convert any video to MP4, WebM (vp8), iPhone, Android, iPod, iPad, and more. GitHub - chafikhnini/target-blank-vulnerability: 2 pages to illustrate the target blank vulnerability. Target=”_blank” — the most underestimated vulnerability ever. People using target='_blank' links usually have no idea about this curious fact: The page we're linking to gains partial access to the linking page via the window.opener object.

Target=”_blank” — the most underestimated vulnerability ever

The newly opened tab can, say, change the window.opener.location to some phishing page. Or execute some JavaScript on the opener-page on your behalf... Users trust the page that is already opened, they won't get suspicious. Example attack: create a fake "viral" page with cute cat pictures, jokes or whatever, get it shared on Facebook (which is known for opening links via _blank) and every time someone clicks the link - execute window.opener.location = ' …redirecting to a page that asks the user to re-enter her Facebook password. Add this to your outgoing links. rel="noopener" Update: FF does not support "noopener" so add this. rel="noopener noreferrer" Remember, that every time you open a new window via; you're also "vulnerable" to this, so always reset the "opener" property.