Protocol - Related information

  • How do I know if two computers are on the same subnet?

    the entire Internet is made up of countless subnets, and when you enter an address from a browser and go back to access resources on another computer, the first step is DNS parsing to get the ip address of another computer. at this point, the first th...

  • Under what circumstances will the server return 100? What is the application scenario?

    100 in the HTTP status code indicates that the server has received the request from the client and expects the client to continue to send the request. Baidu encyclopedia explains that the client should continue to send requests. This temporary respons...

    Mar.22,2021
  • Ministry of Communications 808 protocol, control vehicle 8500 problem

    Ministry of Communications 808 protocol, control vehicle 8500 problem I want to implement the following scenarios, how to design them? 1. Control the door to unlock separately 2. At the same time, the car door is locked and the buzzer sounds . ...

  • Get post, are these stipulated by http or restful?

    get post are these stipulated by http or restful? I am the front end, and I always thought that get post is stipulated by the http protocol. but recently, when I saw what restful is, I saw that get is used to obtain, and post is used to create new on...

  • 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-64f5-1b3700b-2b8a6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
    MySQL Errno : 1021
    Message : Disk full (/tmp/#sql-temptable-64f5-1b3700b-2b8a6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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