ahmu83

<?php

/**
 * A pretty version of "print_r" function
 *
 * @param Array|stdClass $obj
 * @param string $title Optional.
 * @param bool $collapse Optional.
 * @return string Type returned.
 */

ahmu83

<?php
/**
 * There is not a hard and fast rule to check if the 
 * current page is the blog page (the page you set in 
 * the settings to display blog posts). This is what the 
 * documentation says: "There is no conditional tag for the blog page."
 * 
 * Read the full section here: https://codex.wordpress.org/Conditional_Tags
 *
 * Not sure if there is another way to achieve this!

ahmu83

<?php

/**
 * Function to check for more than one 
 * array keys of a long/nested associative array. 
 * 
 * i.e, instead of doing this $var['key1']['key2'] (which will result in undefined 
 * notice if the key/index does not exist) you can do this isset_key($var, 'key1', 'key2')
 * 
 * @param  array  $var  Array variable

ahmu83

<!-- Transparent GIF Image Favicon -->
<link rel="icon" href="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" type="image/gif">

<!-- Black GIF Image Favicon -->
<link rel="icon" href="data:image/gif;base64,R0lGODlhAQABAIAAAAUEBAAAACwAAAAAAQABAAACAkQBADs=" type="image/gif">

<!-- Transparent PNG Image Favicon -->
<link rel="icon" href="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII=" type="image/png">

ahmu83

Copy-to-clipboard Bookmarklet

Create Bookmarklet (browser bookmark that executes Javsacript) to copy a given text to Clipboard.

This is the base javascript:

(function (text) {
  var node = document.createElement('textarea')
  var selection = document.getSelection()

ahmu83

<?php
/**
 * This function retrieves post meta using a custom $wpdb query. There are two reasons for this approach.
 *  1. When doing get_post_meta to query all the meta keys it returns an array or array
 *  2. This function also queries for LIKE fields. i.e, get_post_meta2(1, 'first_name, last_name, hobby_%')
 *
 * TODO: distinct meta_key, meta_value
 * 
 */

ahmu83

<?php

/**
 * wpadminbar toggle for conveniently showing/hiding adminbar from a URL parameter.
 *
 * USAGE:
 *   1. Upload wp-adminbar-toggler.php to theme
 *   2. Include this file in theme's functions.php
 *      - require_once( get_stylesheet_directory() . '/wp-adminbar-toggler.php' );
 *   3. Use ?adminbar=1 in the URL to show adminbar. Use ?adminbar=0 in the URL to 

ahmu83

<?php

/**
 * Get next n number of dates from a specified date
 * 
 * @param  Integer  $n    Number of dates
 * @param  String   $from Now or the from date
 * @param  Boolean  $exclude_weekends Exclude weekends
 * @return Array
 */

ahmu83

<?php
/**
 * This function should be only used in AJAX templates & AJAX callbacks.
 *
 * 
 * Use cases of this function are when you need to get a URL param inside a 
 * PHP template rendered through AJAX or an AJAX callback that needs access 
 * to the parent URL param (From where the ajax call was made). i.e, 
 * calling ajax.php from http://exmple.com/my-page/?param1=v111&param2=v222. 
 * A header of URLPARAMS needsto be added to the request headers. i.e, using 

ahmu83

<?php
/**
 * WP_DEBUG toggle for conveniently turning on and off from the a URL param "debug"
 * Its good when working on a staging site where you need debug functionality on/off
 *
 * usage: 
 * 
 *   Include this file in wp-config.php (include 'wp-debug.php';)
 *   Make sure to comment out all these constants in wp-config.php 
 *