Providing root privileges for users Using SUDO
How to Transfer Text Files Between Linux, Mac, and Windows
Using iconv to change character encodings
Using iconv against Windows Notepad
Using iconv to convert character sets on Linux and Unix
Converting text files between Windows and UNIX
Detect and convert encoding of text files using enca
How Can I read a file with both ASCII and another encoding in Java cleanly?
Check what group user belongs to?
[grep on all the files in a directory http://my.brandeis.edu/bboard/q-and-a-fetch-msg?msg_id=0000Ug]