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Flex(
direction: Axis.horizontal,
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Expanded(
child:Text('')
),
],
),
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Just Wrap your Card, Text widget with Flexible Widget.
And also remember that an `Flexible` widget must be a descendant of a Row,
Column, or Flex. i.e `Flexible` parent widget should be one of them.