What is the use of workerman's Text text protocol?

such as the title.

document here: http://doc.workerman.net/appe...

what is the use of this agreement? Is
used to test telnet?


usually opens an internal port to facilitate the internal system to push


workerman has video tutorials, which is quite good. Web site: https://study.163.com/course/...

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-64f5-1c2055a-47a73.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1c2055a-47a73.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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