title: How to clear cache image in iPhone?
body: <p>I want to clear my cache in my application. Some times, my application get crashed due to some memory warning like, </p>
  
  <pre><code>      Received memory warning. Level=1
  
        Received memory warning. Level=2
  </code></pre>
  
  <p>In my application, i have used asynchronous method and downloading image in cache and displayed in the view. so how can i clear the image cache. how do i solve this problem.  </p>
  
  <p>Please help me out. </p>
  
  <p>Thanks!</p>