2021
https://linuxhandbook.com/find-command-examples/
    https://habr.com/ru/company/first/blog/593669/
https://miteshshah.github.io/linux/basics/finding-and-processing-files/
https://linuxiac.com/find-files-in-linux/

pacman -Ss findutils

find - util

# modified for the last 5 min
find . -type f -mmin -5

find . -name '*.c' -print
	it is important to quote pattern (in order to avoid shell expansion).
find . \( -name '*.exe' -or -name '*.obj' \) -print
	-//- using -or

-//- -exec rm {} ';'
	-//- remove the found file ({} - parameter)
	sometimes you can use -ok insead of -exec for per-item confirmation

-//- -print | xargs rm
	-//- another way to delete files
Note: in order to protect from spaces in file names problem, use:
find . -name '*.o' -print0 | xargs -0 rm
	here 0 is an ASCII 0 separator


sudo find /etc -type f | sudo xargs grep 'resolv.conf'

???
find src -type f -name "*.java" -exec cp {} + build/classes

dirs of x chars length
https://stackoverflow.com/questions/1673068/how-to-find-directories-with-the-name-of-specific-length
    find . -mindepth 1 -maxdepth 1 -type d -name "??" -printf "%f\n"