安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- What is the difference between rm -r and rm -f? - Super User
rm example $ rm example rm: cannot remove `example': Is a directory As you can see, rm does not remove directories by default rm example -f $ rm example -f rm: cannot remove `example': Is a directory Using the -f flag still doesn't allow it to remove directories rm example -r
- Is there a scenario where rm -rf --no-preserve-root is needed?
Anyway, this is a relatively new restriction, it was added in the 7th version of the POSIX specification (the previous one is here), before that rm -rf was a perfectly valid command On a historical note, the and directories have always been protected from rm, ever since 1979, when rm first acquired
- How do I make rm not give an error if a file doesnt exist?
$ touch myfile $ chmod 400 myfile $ rm myfile rm: remove write-protected regular empty file `myfile'? So rm will warn you if you try to delete a file you don't have write permissions on This is allowed if you have write permissions on the directory but is a little weird, which is why rm normally warns you about it
- linux - Argument list too long error for `rm -rf - Super User
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- What does rm -R do? - Super User
First, googling for things like "-R", is useless All kinds of unrelated answers come out I know what rm -rf does, but what does rm -R does? (specially rm -R <directory>) (I actually found one match but is says "it is the raw eggs option" which is an enigma to understand)
- How to recursively delete directory from command line in windows . . .
What is the windows equivalent of rm -r [directory-name]? If you want to delete a long and complicated folder structure from the command prompt that RmDir won't touch and not even explorer can display, I've found robocopy can be very efficient at removing the structure
- How to recover a removed file under Linux? - Super User
After a bit longer time rm asked me if I wanted "to remove the write-protected file 'something'" Quite quickly I felt the chills and softly and very controlled I pressed Ctrl+c ~Half of my ~ was deleted, but I managed to get everything of value back through above described grepping and some more or less current backups I had some personally
- What does rm -rf do? - Super User
The rm command removes files The -r option will perform a recursive removal and the -f option will remove files without prompting you to confirm that you wish to have them removed, even if you would otherwise be prompted as to whether you wish to remove them due to the files permissions
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