我遇到这个问题,试图使用socket.io-client连接到websocket (Socket.IO.js构建:0.9.16)
Failed to load resource: the server responded with a status of 404 (Not Found)
XMLHttpRequest cannot load https://myserver.it/socket.io/1/?t=1488475368547. No 'Access-Control-Allow-Origin' header is present on the requested res
我的UbuntuServer16.04运行在OpenVZ (VPS托管提供商)上,在时间同步方面运行ntp也有困难。我刚刚安装了ntp (apt install ntp),但是当我尝试它时,我发现
root@vps:~# ntpq -p
ntpq: read: Connection refused
我的本地时区是正确的
root@vps:~# dpkg-reconfigure tzdata
Current default time zone: 'Europe/Prague'
Local time is now: Mon May 9 08:40:44 CEST