find / xargs

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find

$ find . -iname "*match*" -exec rm -r {} +
  • {} is replaced by all matches at once.
  • + is a terminator, but is also used to denote this style of interpolation.
$ find . -iname "*match*" -exec rm -r {} \;
  • {} is replaced by matches one at a time.
  • - is a terminator, but is also used to denote this style of interpolation.

xargs

# Basic usage
$ ls *.mp4 | xargs -n1 -P4 command

# Positional
$ ls *.mp4 xargs -I{} -n1 -P4 command {} out.xyz
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