CartoDB visualizations at runtime

  var map = new L.Map('map_canvas', {
    center: [0,0],
    zoom: 2
  });

  cartodb.createLayer(map, {
    user_name: 'jsayar',
    type: 'cartodb',
    sublayers: [{
      sql: "SELECT * FROM table_name",
      cartocss: '#table_name {marker-fill: #F0F0F0;}'
    }]
  }).addTo(map);