javascript-performance - Related information

  • Problems with browser caching

    I have been working on a vue project recently, and the server released by the project is nginx; has a very caching problem. I don t know what the reason is. The project has the following meta tag in index.html: <meta http-equiv="pragma" ...

  • The handle response of jquery is very slow, how to optimize it

    In the company s project, as the response of iterating some operations becomes slower and slower, the slowest time an operation can have is more than 550ms . want to optimize it, but Mengxin doesn t know exactly where to start. I also want to ask ...

  • 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-64f5-1b3200d-2bde4.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
    MySQL Errno : 1021
    Message : Disk full (/tmp/#sql-temptable-64f5-1b3200d-2bde4.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
    Need Help?