In my web application, try to pass data to another domain with ajax call. But it shows error like Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at http://example.com/auth/webschool/test.php. (Reason: CORS header 'Access-Control-Allow-Origin' missing). 
My ajax code is,
 $.ajax({
                type: "POST",
                url: "http://example.com/auth/webschool/test.php",
                data: {username: "abcd",password:"abcd"},
                 dataType: "html",
                success: function (data) {
                 alert(data);
                }
            });
 
    