Absolute References. An absolute reference does not change when you move or copy a cell. We use the $ sign to make an absolute reference â to remember that, think of a dollar sign as an anchor. For example, enter the formula =$A$1 in any cell.bsolute References. An absolute reference does not change when you move or copy a cell. We use the $ sign to make an absolute reference â to remember that, think of a dollar sign as an anchor. For example, enter the formula =$A$1 in any cell.
Cross Platform Component Object Model (XPCOM) is a cross-platform component model from Mozilla. It is similar to Microsoft Component Object Model (COM) and Common Object Request Broker Architecture (CORBA).
XPath is an industry standard developed by the World Wide Web Consortium (W3C). Itâs used in both the XSLT and XPointer standards. Native XML databases often use it to locate information as well. XPath follows in the path of the Document Object Model (DOM), whereby each XML document is treated as a tree of nodes.