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long polling in tornado
<html> <head> <title>{{ title }}</title> <script type="text/javascript" language="JavaScript" src="{{ static_url("jquery-1.5.1.min.js")}}"></script> <script type='text/javascript' language='JavaScript'> function test(){ window.setTimeout(function(){ $.ajax({ url : '/long-polling?name={{ user }}', success : function(data){ $("#num").text(data); } }); test(); }, 5000); } </script> </head> <body> Current time is {{c_time}} <br> <input type="button" value="Test" onclick="test();"/> <div id="num"></div> </body> </html>