xmpp - Related information

  • What communication protocol should be used in the host monitoring system?

    Hello, everyone! My younger brother is currently working on a host monitoring system, which needs communication function. requirements are as follows: console establishes communication with multiple hosts; detects whether a host is online in real ti...

  • MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
    MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b229d5-3fbb6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
    MySQL Errno : 1021
    Message : Disk full (/tmp/#sql-temptable-64f5-1b229d5-3fbb6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
    Need Help?