find . -name Makefile.am 2>/dev/null -exec grep -n --with-filename "CPPFLAGS =" '{}' \;
find . -name "\#t\#" -exec rm -f {} \;
find path/[a-f]* -maxdepth 0 -mindepth 0 -type d
find / -type f -size +10000k
find . -perm /u+x -type f
find ~/versions/${PROJ} -regex '.*new'${NUM}'\(\..*\)*'