title: I have updated Android API to 23 and there is no error in any xml file but when I try to build project this shows R cannot be resolved
body: <p>I had update latest Android API i.e. 23 and its build tools also and when I want to try with this API and build my android project it shows R symbol cannot be resolved.</p>
  
  <p>So, please help me regarding this and I also want to use org.apache.http for HTTPResponse class so which jar I have to use , please tell me regarding this also.</p>
  
  <p>I have tried all the tricks like build and clean the project and close the project and reopen again and I verified also that there is no error in xml file also.</p>