alexpchin

// sending to sender-client only
socket.emit('message', "this is a test");

// sending to all clients, include sender
io.emit('message', "this is a test");

// sending to all clients except sender
socket.broadcast.emit('message', "this is a test");

// sending to all clients in 'game' room(channel) except sender

neilkennedy

function buffer(leafletGeometry, distance){
  var reader, input, buffer, bufferGeoJSON;
  
  reader = new jsts.io.GeoJSONReader();
  input = reader.read(leafletGeometry.toGeoJSON());
  buffer = input.geometry.buffer(distance);

  bufferGeoJSON = new jsts.io.GeoJSONWriter().write(buffer);
  
  return L.geoJson(bufferGeoJSON);