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export variable: export var set --export var Options discoverable via tab completion function-local variable: local var by default scope-local variable: no equivalent set --local var remove variable: unset var set --erase var check if a variable exists: test -v var set --query var array initialization: var=( a b c )
pax is an archiving utility available for various operating systems and defined since 1995. [1] Rather than sort out the incompatible options that have crept up between tar and cpio, along with their implementations across various versions of Unix, the IEEE designed a new archive utility pax that could support various archive formats with useful options from both archivers.
shred is a command on Unix-like operating systems that can be used to securely delete files and devices so that it is extremely difficult to recover them, even with specialized hardware and technology; assuming recovery is possible at all, which is not always the case.
All operating systems include commands for deleting files (rm on Unix and Linux, [1] era in CP/M and DR-DOS, del/erase in MS-DOS/PC DOS, DR-DOS, Microsoft Windows etc.). File managers also provide a convenient way of deleting files. Files may be deleted one-by-one, or a whole blacklist directory tree may be deleted.
System information variables supported by DR-DOS COMMAND.COM: %AM_PM% This pseudo-variable returns the ante- or post-midday status of the current time. The returned string depends on the locale-specific version of DR-DOS, f.e. "am" or "pm" in the English version. It resembles an identically named identifier variable in Novell NetWare login ...
The standard icon for the Trash is a small version of the original Classic Mac OS trash can. Files are moved to a "Recently Deleted" folder within the app where they remain available for recovery for a stated number of days, then are automatically permanently deleted. Apps where this applies include Photos and Mail.
According to an affidavit filed Nov. 26, Wen obtained the guns, ammunition and export-controlled technology to ship them to North Korea, which is a violation of federal law and U.S. sanctions ...
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.