Perl

RJBS Hanukkah 2011: RJBS Hanukkah Calendar 2011 - Yo Dawg, I Heard You Liked Perl…

Perl: Perl Advent Calendar 2011 - It's Over!

Catalyst: Catalyst Advent Calendar - Day 31

Dancer: PerlDancer Advent Calendar

Perl 6: 25 - December - 2011 - Raku Advent Calendar

Perl Advent Calendar Japan:

acme: アルパカとテストとAcmeモジュー - Articles Advent Calendar 2011 Acme

casual: B::Xref で Perl のソースコードを読む - Articles Advent Calendar 2011 Casual

teng: appears to be unavailable on 2011-12-25 - . Please try again later.

dbix: ラウンドロビンによる分散方法の一例 - Articles Advent Calendar 2011 Dbix

anysan: appears to be unavailable on 2011-12-25 - . Please try again later.

hacker: appears to be unavailable on 2011-12-25 - . Please try again later.

test: All Test::Successful - Articles Advent Calendar 2011 Test

amon2: appears to be unavailable on 2011-12-25 - . Please try again later.

english: appears to be unavailable on 2011-12-25 - . Please try again later.

Seoul.pm Perl Advent Calendar 2011

Seoul.pm: appears to be unavailable on 2011-12-25 - . Please try again later.

Python

Ball Pythons: World of Ball Pythons

PHP

The PHP advent uses slugged titles for their URIs, so we can't access them by day of month like everybody else. You can find the PHP Advent Calendar at PHP Advent

SysAdvent

SysAdvent: sysadvent

Performance Calendar

Performance Planet: Web Performance Calendar » 2011

WEBKRAUTS

WEBKRAUTS: Adventskalender 2011 - Webkrauts

Interesting Things

Hubble Space Telescope Advent

Hubble Space Telescope Advent: 2014 Hubble Space Telescope Advent Calendar - The Atlantic

Plus Magazine (Math)

Plus Magazine Advent: The 2011 Plus advent calendar - plus.maths.org

Science Advent

Galileo's Pendulum Science Advent: appears to be unavailable on 2011-12-25 - . Please try again later.

The Economist

Daily chart advent calendar: Christmas countdown: The 2011 Daily chart Advent calendar - The Economist

The Griddle: Puzzle Advent

The Griddle: Advent2011 Puzzles - Page 1 - The Griddle