WARNING: the code presented here is tested with PB-DOS 3.5 on a W95-machine. So, I can't give any guarantee it will work on later systems too. Use it on your own risk and, please, report errors .

   Yearly calendar
An entire year on a DOS text mode screen. Browsable: 4714 BC thru 9999 AD.

   QBasic calendar
Same as above, but for Microsoft's QBasic, the Basic interpreter that used to come free with DOS.

   Console stuff
Write to the screen without using the PRINT-command