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rm (short for remove) is a basic command on Unix and Unix-like operating systems used to remove objects such as computer files, directories and symbolic links from file systems and also special files such as device nodes, pipes and sockets, similar to the del command in MS-DOS, OS/2, and Microsoft Windows.
rm: Filesystem Mandatory Remove directory entries Version 1 AT&T UNIX rmdel: SCCS Optional (XSI) Remove a delta from an SCCS file PWB UNIX rmdir: Filesystem Mandatory Remove directories, if they are empty. Version 1 AT&T UNIX sact: SCCS Optional (XSI) Print current SCCS file-editing activity System III sccs: SCCS: Optional (XSI)
In Linux, if the script was executed by a regular user, the shell would attempt to execute the command rm -rf / as a regular user, and the command would fail. However, if the script was executed by the root user, then the command would likely succeed and the filesystem would be erased.
Inadvertent typing errors such as rm-rf * / (instead of the intended rm -rf */) are folklore in the Unix community; a single extra space converts the command from one that deletes all subdirectories contained in the current directory, to one which deletes everything from the file system's root directory.
Windows based on the NT kernel (XP, Vista, 7, 8, Server 2003/2008) are case insensitive, just like their earlier predecessors, unless two files of the same name and different case exist.
This is an undocumented feature of srm 1.2.8 on Mac OS X 10.9, [1] and is erroneously documented in 1.2.11 as a behaviour activated by the OpenBSD rm-compatible option -P. [2] However, in both the OS X and SourceForge srm implementations, the behaviour of unlinking but not overwriting multi-linked files is always active, as long as the platform ...
- Grace Cary/Moment RF/Getty Images One reason that the government has to make so many pennies every year is a large percentage of them don’t remain in circulation. They are stashed in penny ...
This page was last edited on 24 January 2019, at 19:33 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.