title: Android Development: Text contain
body: <p>i have a editText, so how do i check if the editText contain like "http://www."?</p>
  
  <p>Is this possible to see if a component contain a specific string?</p>
  
  <p>Thank-you</p>
  
  <p>PS. is it also possible to change android:theme(like no title) at runtime?</p>