title: How to share variables between classes in java
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/2965109/passing-data-between-activities-in-android">Passing data between activities in Android</a>  </p>
  </blockquote>
  
  
  
  <p>so I have two activity's, and I need to save one variable in first activity, and use it in the second activity. Can anyone help me? Thanks!</p>