superuser

How do I remove the tom user under FreeBSD operating system using command line options?

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How do I make a File “unalterable” (write protect) such as it cannot be changed or deleted even by root or superuser under Apple OS X UNIX operating systems?

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Q. How do I write protect file under Linux so that no one can modify it? A. You need to use chattr command, which changes the file attributes on a Linux second extended file system. The chattr command supports various attributes. A file with the i attribute cannot be modified: it cannot be deleted or […]

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