我正在打电话到四方OAuth网址。浏览器控制台打印以下错误
XMLHttpRequest cannot load https://foursquare.com/oauth2/authenticate?client_id=DF4I1TGNVHAM40PDLOHZQZ…onse_type=code&redirect_uri=http://localhost:9000/auth/foursquare/callback. No 'Access-Control-Allow-Origin' header is present on the requested resource. O