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  1. Asked: July 26, 2022In:

    E37: No write since last change (add ! to override) how to solve

    Hassan AbdElrahman Master Oracle ACE Pro ♠ | Oracle Senior ERP Technical Consultant
    This answer was edited.

    Since you didn't change anything in the file, just exit the file using :q! Instead of :q In this way, you will exit the file without saving it. Discard the changes. For your further information: :q! : /* This Command is used to quit without save the changes */ :wq : /* This command is used to save tRead more

    Since you didn’t change anything in the file, just exit the file using :q! Instead of :q

    In this way, you will exit the file without saving it. Discard the changes.

    For your further information:

    :q! : /* This Command is used to quit without save the changes */
    :wq : /* This command is used to save the changes and then quit */
    :w : /* This command is used to save the changes */
    :q : /* This command is used to quit only */
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  2. Asked: April 28, 2019In:

    how to list all linux users and groups ?

    Mohamed Younus Explorer

    cd /home Here you can find the user and group name. type the below command ls -lrt      

    cd /home

    Here you can find the user and group name. type the below command

    ls -lrt

     

     

     

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  3. Asked: April 28, 2019In:

    linux command to delete file ?

    Mohamed Younus Explorer

    To remove (or delete) a file or directory in Linux from the command line, use the rm (remove) command Examples:- 1.To delete a single file rm filename 2.To delete multiple files rm filename1 filename2 filename3 rm *.pdf Use the -i option to confirm each file before deleting it rm -i filename(s) UseRead more

    To remove (or delete) a file or directory in Linux from the command line, use the rm (remove) command

    Examples:-

    1.To delete a single file

    rm filename

    2.To delete multiple files

    rm filename1 filename2 filename3

    rm *.pdf

    Use the -i option to confirm each file before deleting it

    rm -i filename(s)

    Use the -f (force) option

    rm -f filename(s)

    3. To remove non-empty directories and all the files without being prompted use the r (recursive) and -f options

    rm -rf dirname

     

     

     

     

     

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