Q&A for How to Calculate Days of the Week Like Rainman

The Gregorian calendar in common use today was introduced in the year AD 1582.

This page left out one important bit of info and that is the century code. All of the examples are in the 21st century, which happened to be a zero. If you want to find the day of a date in the 20th century, you need to add 1. for the century codes, you can go to: nelsondellis.com/memorize-the-calendar.

When calculating March the 11th, 2005, it would have been a Friday that day.

Javaharlaal Neharu was born on November 14, 1889, which was a Thursday that week.

To find the month code, follow specific rules or a lookup table relevant to your context. In some financial calculations, like perpetual calendar algorithms, months are assigned unique codes (e.g., January as 1, February as 2). In programming, use functions or methods provided by your language or database system to extract the month part from a date object. Refer to relevant guidelines or documentation for accuracy.

To find the month code, you typically follow specific rules or use a lookup table, depending on the context. In perpetual calendar algorithms, each month is assigned a unique code. In programming or database contexts, use the relevant functions or methods provided by the language or system to extract the month from a date. Always check specific guidelines or documentation for accurate month coding.