wget -O /tmp/x.txt -q http://website.com/txt.php
จะ write ลงที่ /tmp/x.txt
curl -s time.nist.gov:13
nc time.nist.gov 13// Send Command to gbrl ask for positionprint "?\r"// start receive datarecmod=1 data.txt="" buffersize.txt="" tm0.tim=500 tm0.en=1 // Enable Readserial by tm1 tm1.tim=100 tm1.en=1
public static DateTime GetNistTime(){DateTime dateTime = DateTime.MinValue;HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://nist.time.gov/actualtime.cgi?lzbc=siqm9b");request.Method = "GET";request.Accept = "text/html, application/xhtml+xml, */*";request.UserAgent = "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; Trident/6.0)";request.ContentType = "application/x-www-form-urlencoded";request.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore); //No cachingHttpWebResponse response = (HttpWebResponse)request.GetResponse();if (response.StatusCode == HttpStatusCode.OK){StreamReader stream = new StreamReader(response.GetResponseStream());string html = stream.ReadToEnd();//<timestamp time=\"1395772696469995\" delay=\"1395772696469995\"/>string time = Regex.Match(html, @"(?<=\btime="")[^""]*").Value;double milliseconds = Convert.ToInt64(time) / 1000.0;dateTime = new DateTime(1970, 1, 1).AddMilliseconds(milliseconds).ToLocalTime();}return dateTime;}