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In Android studio one of my xml layout files show this check mark. What is this check mark on xml layout file about
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The <include> tag lets you to divide your layout into multiple files: it helps dealing with complex or overlong user interface.
Specifically, Android considers XML-based layouts to be resources, and as such, layout files are stored in the reslayout directory inside your Android project. Each XML file contains a tree of elements specifying a layout of widgets and containers that make up one View.
In Android, CheckedTextView is an extension of normal TextView that supports the checkable interface and displays it. It has a checkbox along with some text. It is mainly used in a ListView where we want to show which item is selected or not.
Layout Validation is a visual tool for simultaneously previewing layouts for different devices and display configurations, helping you catch problems in your layouts earlier in the process.
In an Eclipse project using the ADT plugin, the XML layout file is found in the /res/layout directory. D . Layout information written in the XML layout file will be converted into code by the Android platform when the screen is displayed. Latest And Valid Q&A | Instant Download | Once Fail, Full Refund
A . In order to display a UI defined in the XML layout file “main.xml”, call the setContentView method of the Activity with the parameter string “main.xml". B . There is no distinction between implementation of the layout definition by code, or by XML layout file.
Use our XML validator to syntax-check your XML. An XML document with correct syntax is called "Well Formed". Errors in XML documents will stop your XML applications. The W3C XML specification states that a program should stop processing an XML document if it finds an error.
Valid XML Documents. A "well formed" XML document is not the same as a "valid" XML document. A "valid" XML document must be well formed. In addition, it must conform to a document type definition. There are two different document type definitions that can be used with XML: DTD - The original Document Type Definition.
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