function (uid, socket) {
    var socks = this.sockets[uid];
    if (!socks) return false;
    return socks.remove(socket);
  }
function (uid, socket) {
    var socks = this.sockets[uid];
    if (!socks) return false;
    return socks.remove(socket);
  }
function ( uid , socket ) { var socks = this . sockets [ uid ] ; if ( ! socks ) return false ; return socks . remove ( socket ) ; }
-> true if the socket was found and removed. false if it wasn't found
- > true if the socket was found and removed . false if it wasn t found