Find and remove empty direcory

This command will find the empty directory and delete it recursively

find . -type d -empty -delete   --> Recursively

find . -empty -type d -exec rmdir {} +     --> From current Dir

find . -depth -type d -empty -exec rmdir -v {} +




Find all files of type <*.txt or what ever you like>

find . -name \*.txt -print    --> In place of *.txt you can specify extention                             
                                                       you like to search