by Oliver; 2014
85. apropos
The
apropos command will display commands related to the string you give it as an argument.
For instance:
$ apropos grep
bzegrep [bzgrep] (1) - search possibly bzip2 compressed files for a regular expression
bzfgrep [bzgrep] (1) - search possibly bzip2 compressed files for a regular expression
bzgrep (1) - search possibly bzip2 compressed files for a regular expression
egrep [grep] (1) - print lines matching a pattern
fgrep [grep] (1) - print lines matching a pattern
git-grep (1) - Print lines matching a pattern
grep (1) - print lines matching a pattern
grep (1p) - search a file for a pattern
pgrep (1) - look up or signal processes based on name and other attributes
pkill [pgrep] (1) - look up or signal processes based on name and other attributes
ptargrep (1) - Apply pattern matching to the contents of files in a tar archive
xzgrep (1) - search compressed files for a regular expression
xzgrep [lzegrep] (1) - search compressed files for a regular expression
xzgrep [lzfgrep] (1) - search compressed files for a regular expression
xzgrep [lzgrep] (1) - search compressed files for a regular expression
xzgrep [xzegrep] (1) - search compressed files for a regular expression
xzgrep [xzfgrep] (1) - search compressed files for a regular expression
zgrep (1) - search possibly compressed files for a regular expression
zipgrep (1) - search files in a ZIP archive for lines matching a pattern
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