"Textual's DOMQuery object has a couple of handy methods you can use to get the first or last matching widget. They are called: first() and last()."
"You can get a list of these methods using Python's dir() function against the DOMQuery object. This allows you to explore the capabilities of the DOMQuery."
Textual's DOMQuery object provides various methods for querying widgets, including getting the first or last matching widget. The tutorial covers the DOMQuery object, query filters, exclusions, and other methods. Users can explore these methods using Python's dir() function. An example code demonstrates how to create a simple app that retrieves and displays the methods of the DOMQuery object. The first() and last() methods are highlighted for obtaining specific widgets from the query results.
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