tripflex

<?php
if ( ! function_exists( 'array_column_recursive' ) ) {
	/**
	 * Returns the values recursively from columns of the input array, identified by
	 * the $columnKey.
	 *
	 * Optionally, you may provide an $indexKey to index the values in the returned
	 * array by the values from the $indexKey column in the input array.
	 *
	 * @param array $input     A multi-dimensional array (record set) from which to pull

domenic

This article has been given a more permanent home on my blog. Also, since it was first written, the development of the Promises/A+ specification has made the original emphasis on Promises/A seem somewhat outdated.

You're Missing the Point of Promises

Promises are a software abstraction that makes working with asynchronous operations much more pleasant. In the most basic definition, your code will move from continuation-passing style:

getTweetsFor("domenic", function (err, results) {
 // the rest of your code goes here.