What is the relationship between / net/http package and / net/http/cgi package

if a scenario requires both http server and cgi, why quote twice, once / net/http package, and once / net/http/cgi,cgi, since it is in the http package, can"t you use http.cgi to reference it?

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Jun.22,2022

they are horizontal, but the parent folder subfolder relationship, no matter how many folders there are in the package definition, is the horizontal relationship.

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-64f5-7ba650-29fd5.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-7ba650-29fd5.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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