I can't reliably tell you (OP, aka vetrivel aka "pavun_cool, ae 22, 'Enginner' (sic) of Chennai, India" at stackoverflow) what the responder meant by the link, but I can tell you what I would have meant:

It's not nice to crosspost without acknowledging that you're doing so!

Update: fumblefingers hit create... gech!

However, if you want to do some research, you'll find plenteous related material here in threads originated (usually) by folks looking for a way to deliver a script in a way that won't allow the recipient to retrieve or reconstruct the source... Super Search is your friend... as is Google.

Hint: terms like "protect, source, encrypt" in various combinations or singly will get you a decent start. Throw in "perl" if you use big G.