Roman Numerals

I sometimes get annoyed by Roman Numerals, I can't remember the higher numbers for some reason. The following web page has an explanation and also a converter:
http://www.csgnetwork.com/csgromancnv.html

Keyboard Shortcuts

I wanted to find a list of keyboard shortcuts for Microsoft Word 2010, after some searching I found this very nice website: http://www.shortcutworld.com/en/win/Word_2010.html

It also has shortcuts for many other applications including Linux and Mac: http://www.shortcutworld.com/

Convert a date to the Persian calendar (or to another calendar)

Do you need to convert a date to the Persian calendar? I found this very good website that's easy to use, just enter the date or click the Today button:

http://www.calendarhome.com/converter/

It also converts to other calendars too, such as Hebrew, Mayan, etc.