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common/: dig, gzip, rm, sort, zfs, zpool linux/: apt-get, shutdown osx/: airport, caffeinate, diskutil, networksetup open, pgrep, qlmanage, say, shutdown, sysctl, system_profiler Edits to existing pages: curl: Added simple download example find: Added iname and size exmaples grep: Edited -c description ps: Added wide lines example ssh: edited -D description, added simple port forwarding example unzip: added list option
28 lines
553 B
Markdown
28 lines
553 B
Markdown
# grep
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> Matches patterns in input text
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> Supports simple patterns and regular expressions
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- search for an exact string
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`grep {{something}} {{file_path}}`
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- search recursively in current directory for an exact string
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`grep -r {{something}} .`
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- use a regex
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`grep -e {{^regex$}} {{file_path}}`
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- see 3 lines of context
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`grep -C 3 {{something}} {{file_path}}`
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- print the count of matches instead of the matching text
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`grep -c {{something}} {{file_path}}`
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- use the standard input instead of a file
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`cat {{file_path}} | grep {{something}}`
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