Commands whatis and apropos
TIL about the commands whatis
and apropos
.
apropos
searches man pages for keywords
$ apropos converter
pdb2mdb(1) - Program Database to Mono Debugging Symbol converter
CPAN::Meta::Converter(3pm) - Convert CPAN distribution metadata structures
native2ascii(1) - native to ASCII converter
whatis
shows descriptions of commands that match
$ whatis rm
rm(1), unlink(1) - remove directory entries
git-rm(1) - Remove files from the working tree and from the index