who sort command in unix?
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['sort -b: Ignore blanks at the start of the line.', 'sort -r: Reverse the sorting order.', 'sort -o: Specify the output file.', 'sort -n: Use the numerical value to sort.', 'sort -M: Sort as per the calendar month specified.', 'sort -u: Suppress lines that repeat an earlier key.']
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Command. In computer operating systems, mkfs is a command used to format a block storage device with a specific file system. The command is part of Unix and Unix-like operating systems.
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lsof meaning 'LiSt Open Files' is used to find out which files are open by which process. As we all know Linux/Unix considers everything as a files (pipes, sockets, directories, devices etc). One of the reason to use lsof command is when a disk cannot be unmounted as it says the files are being used.
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Mocha has a --sort (short -S ) option that sorts test files: $ mocha --help [...] -S, --sort sort test files [...] Mocha will run the tests in the order the describe calls execute.
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To copy files and directories use the cp command under a Linux, UNIX-like, and BSD like operating systems. cp is the command entered in a Unix and Linux shell to copy a file from one place to another, possibly on a different filesystem.
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1. Which one of the following is the most powerful filter? Explanation: A perl is the finest filter used on the UNIX system and is the finest of all (grep, sed, awk, tr). In fact, it combines the power of these.
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['diff Command. I like to start with the original Unix command-line tool that shows you the difference between two computer files. ... ', 'Vimdiff Command. ... ', 'Kompare. ... ', 'DiffMerge. ... ', 'Meld – Diff Tool. ... ', 'Diffuse – GUI Diff Tool. ... ', 'XXdiff – Diff and Merge Tool. ... ', 'KDiff3 – – Diff and Merge Tool.']
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mv (short for move) is a Unix command that moves one or more files or directories from one place to another. If both filenames are on the same filesystem, this results in a simple file rename; otherwise the file content is copied to the new location and the old file is removed.
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The usort() function in PHP sorts a given array by using a user-defined comparison function. This function is useful in case if we want to sort the array in a new manner. This function assigns new integral keys starting from zero to the elements present in the array and the old keys are lost.
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['fdisk (fixed disk) Command. ... ', 'sfdisk (scriptable fdisk) Command. ... ', 'cfdisk (curses fdisk) Command. ... ', 'Parted Command. ... ', 'lsblk (list block) Command. ... ', 'blkid (block id) Command. ... ', 'hwinfo (hardware info) Command.']
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cat command allows us to create single or multiple files, view contain of file, concatenate files and redirect output in terminal or files. Whereas vi is one of the many ways to edit files in Unix. This editor enable you to edit lines in context with other lines in the file.
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The nl command reads the File parameter (standard input by default), numbers the lines in the input, and writes the numbered lines to standard output. In the output, the nl command numbers the lines on the left according to the flags you specify on the command line.
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['Open the desired query in Design view.', 'Click in the Sort row of the field you want to sort by.', 'Click the drop-down arrow button to display the choices for the sort order (see Figure 3.6).', 'Select the sort order:', 'Click the Run button. The data appears in the designated sort order.']
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['bind <key> <command> - Binds a key to a command.', 'bind <key> - Displays the command the given key is bound to.', 'unbind <key> - Unbinds a key.', 'unbindall - Unbinds all keys.', 'dropitem - Drop the flag or Intelligence.', 'kill - Commit suicide.', 'explode - Commit suicide by exploding into gibs.']
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['Click on the Windows button.', 'In the "Search programs and files" box, type cmd and press Enter.', 'If necessary, select cmd from the list of search results.', 'In the command prompt window, enter w32tm /query /peers.', 'Check that an entry is shown for each of the servers listed above.']
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Unix and Unix-like. Type. Command. In computer operating systems, mkfs is a command used to format a block storage device with a specific file system. The command is part of Unix and Unix-like operating systems.
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Copying Files with the cp Command On Linux and Unix operating systems, the cp command is used for copying files and directories. If the destination file exists, it will be overwritten. To get a confirmation prompt before overwriting the files, use the -i option.