Data
====

Opal provides a data directory. It's meant to be a local resource for facts
that you might normally web search. In a couple of cases, there's a Bash
function that reads from a in this directory. But mostly, they're just for you
, the human, to read and reference.

canada.txt
----------

A list of Canadian Provinces with their associated abbreviations.

http-methods.txt
----------------

A list of HTTP Methods, sometimes called verbs, and a description of their
purpose, as defined in RFC 2616.

http-status-codes.txt
---------------------

Provide a list of HTTP Status codes with their title and description. This file
is used by the opal:http_status function to quickly locate a status description

iso-country-codes.txt
---------------------

A tab-delimited file of ISO 3166-1 country codes. This file is used by the
opal:country function to look up a country name by its 2-letter and 3-letter
ISO country codes.

powers-of-two.txt
-----------------

Provides a lookup table of the powers of 2, up to 2^31. Sometimes you need the
exact value for a calculation.

rfcs.txt
--------

A list of RFCs for some of the most popular technologies, ideas, and practices.

temperature.txt
---------------

Provides a lookup table for those to translate Celsius to Farenheit.

time.txt
--------

Provide a set of conversion tables for minutes, hours, and days to seconds.

us.txt
------

Provide list of US States, with 2-letter abbreviations and numeric codes.

weight.txt
----------

Provide a conversion table of kilograms to pounds, in 5ºC increments.

php/README.txt
--------------

Document where the sources of PHP-related data is sourced from.

php/php-version-history.txt
---------------------------

Provides a list of the release date with the associated versions of PHP. The
details of the releases are in the changelogs on php.net. This just provides a
reminder of *when* a PHP version was released.

php/wp-version-history.txt
--------------------------

Provides a list of the WordPress release dates with the associated version. The
details of the releases are on wordpress.org. This just provides a reminder of
*when* a PHP version was released.