For writing PHP / Perl, is there any way to assign any of the keyboard keys to output '$' sign without shift?

Quite tiring to press the shift key to write dollar sign. Where PHP and perl codes use $ everywhere.

For writing PHP / Perl, is there any way to assign any of the keyboard keys to output '$' sign without shift?
Map your keys :)





Read this article


http://www.pitt.edu/~kconover/keithbet.h...





Here is TradeKeys


http://www.pcmag.com/article2/0,1759,156...