file_delete_badname.sh
file_delete_by_inode.sh
file_word_freq.sh 
file_detect_scripts.sh
 
file_to_uppercase.sh 
file_to_lowercase.sh 
 
./crypt_rot13.sh abc
file_wipe.sh
 
for f in * ; do mv -v $f `echo $f | tr '[A-Z]' '[a-z]'`; done