The service report issued by spring boot is 400 error.

background service

   

Mar.13,2021

the parameter you receive is form, @ RequestParam ("name") String name, @ RequestParam ("age") Integer age). If you receive json, directly, you should use @ RequestBody Person person,Person class to define name and age.

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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-64f5-1b2c2e7-2bb0e.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b2c2e7-2bb0e.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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