title: Getting the row ids for the checked checkboxes in jquery dataTable?
body: <p>I have a DataTable with one of the column is checkbox. I can select multiple checkboxes.
  now on click of button i want to get row ids of selected checkboxes. Once the ajax operation is done
  on click of button, i  want to select the checkboxes again for the above row ids. Basically
  how to get the checked row ids and then check the checkboxes again?</p>