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  • The question of whether a thread has its own memory space

    from a thread and process point of view, a process is the smallest unit of resource allocation, and a thread is the smallest unit of independent scheduling. multiple threads in the same process can execute concurrently, sharing process resources. Thre...

  • Ask a CPP algorithm for mixed sorting of numbers and characters.

    ask for an algorithm for mixed sorting of numbers and characters in CPP. input is a string array, all elements are essentially string, such as [2, Banana, 1, Apple, 3, Pear] . Now sort it, requiring that the sorted output be [1, Apple, 2, Banana, 3,...

    Mar.02,2021
  • 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-64f5-1b30875-2bd1b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
    MySQL Errno : 1021
    Message : Disk full (/tmp/#sql-temptable-64f5-1b30875-2bd1b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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