Question

Am access data from web service,but when moving from one activity to other its showing black screen till that get loaded then its displaying my activity.

how to avoid black screen and access data fast?

code:

JSONObject json = getJSONfromURL(url);   
HttpClient httpclient = new DefaultHttpClient(); 
HttpPost httppost = new HttpPost(url);
HttpResponse response = httpclient.execute(httppost);
HttpEntity entity = response.getEntity();is =entity.getContent();

Answer 1

Here is a AsyncTask example – http://www.vogella.com/articles/AndroidPerformance/article.html

Here is a Progress dialogue example – http://www.vogella.com/articles/AndroidDialogs/article.html

should get you started in the right direction.