Commands using grep (1,935)

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Change string in many files at once and more.
Find all files that contain string XXX in them, change the string from XXX to YYY, make a backup copy of the file and save a list of files changed in /tmp/fileschanged.

Reduce PDF size

return external ip
I dont have curl or links installed, so I use wget with write file as standard out.

Copy a directory recursively without data/files

The NMAP command you can use scan for the Conficker virus on your LAN
This was posted on reddit. replace 192.168.0.1-256 with the IP's you want to check.

find all file larger than 500M

phpinfo from the command line
php -i seems to show default not real

Convert wma to mp3@128k
Convert all wma to mp3@128k with ffmpeg into directory.

Count lines in a file with grep
Returns the number of lines in a file, emulates "wc -l" behavior with grep.

Number file


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