Wikipedia:Wikipedia Signpost/Templates/Single/doc

Usage
Very simple. What it does is this:

[[Category:Wikipedia Signpost Single archives |]]

This looks monstrous. Here is what it does: The magic word "titleparts" works like this: Wikipedia:Wikipedia Signpost/Single/1969-12-31 ^                 ^      ^           1                  2      3 We can then take substrings of the third part: 1969-12-31 0000000001 1234567890 ^ ^ ^^ ^^ i.e. 1 to 4 is , 6 to 7 is   and 9 to 10 is.
 * Transcludes Wikipedia Signpost/Single.
 * Gives it the parameter.

So we are categorizing it like such: