X

X-Http-Method header, Introducing the REST API

X-RequestDigest header, API reference, Creating a new list

X509Certificate2 class, SharePoint trusted IPs

XAML (Extensible Application Markup Language), ClientObject vs. ClientValueObject

Xml property, SPList and SPListItem, SPGroup, SPUser, and other security types

XmlDefinition variable, Defining a custom view

XmlDocument content type, Content types

XmlDocuments element, More about content types

Xsl element, The MetaData element

XslLink element, The MetaData element

XsltListViewWebPart control, Provisioning content, Site definitions with Visual Studio

xsnLocation element, Document content types

xsnScope element, Document content types

XSS (cross-site scripting), The Remote Endpoints tab, Security: Safe controls and cross-site-scripting safeguards