title: Full example or tutorial about how to get Context from data binding android
body: <p>I'm a beginner in android. I have a problem like this issue
  <a href="https://stackoverflow.com/questions/32374483/android-databinding-where-to-get-context">Android DataBinding where to get context?</a>
  Need to get context for formatting date and time of textview with data binding in correctly ways. However I don't understand the answer clearly. Anyone helps me to get context from data binding in correctly ways. </p>