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linux: Add cut command explanation (#177)

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Omar Hamad 2021-11-12 14:04:38 +02:00 committed by GitHub
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@ -641,6 +641,9 @@ They take in input (<) and output for a given file (>) using stdin and stdout.
- grep: a search tool. Used to search, count or match a text in a file: - grep: a search tool. Used to search, count or match a text in a file:
- searching for any line that contains a word in a file: `grep 'word' file.md` - searching for any line that contains a word in a file: `grep 'word' file.md`
- or displaying the total number of times a string appears in a file: `grep -c 'This is a string' file.md` - or displaying the total number of times a string appears in a file: `grep -c 'This is a string' file.md`
- cut: a tool for cutting out selected portions of each line of a file:
- syntax: `cut OPTION [FILE]`
- cutting first two bytes from a word in a file: `cut -b 1-2 file.md`, output: `wo`
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