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<?php

  if(!function_exists('wc_get_products')) {
    return;
  }

  $paged                   = (get_query_var('paged')) ? absint(get_query_var('paged')) : 1;
  $ordering                = WC()->query->get_catalog_ordering_args();
  $ordering['orderby']     = array_shift(explode(' ', $ordering['orderby']));
  $ordering['orderby']     = stristr($ordering['orderby'], 'price') ? 'meta_value_num' : $ordering['orderby'];

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<ul class="products">
    <?php
        $args = array( 'post_type' => 'product', 'posts_per_page' => 1, 'product_cat' => 'camisa' );
        $loop = new WP_Query( $args );
        while ( $loop->have_posts() ) : $loop->the_post(); global $product; ?>
          	<h2>Shoes</h2>
          	<li class="product">
	            <a href="<?php echo get_permalink( $loop->post->ID ) ?>" title="<?php echo esc_attr($loop->post->post_title ? $loop->post->post_title : $loop->post->ID); ?>">
	            	<?php
	            		woocommerce_show_product_sale_flash( $post, $product );

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Group Array of JavaScript Objects by Key or Property Value

Implementation

const groupBy = key => array =>
  array.reduce((objectsByKeyValue, obj) => {
    const value = obj[key];
    objectsByKeyValue[value] = (objectsByKeyValue[value] || []).concat(obj);
    return objectsByKeyValue;

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<?xml version="1.0"?>
<ruleset name="phpmd.xml"
        xmlns="http://pmd.sf.net/ruleset/1.0.0"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://pmd.sf.net/ruleset/1.0.0 http://pmd.sf.net/ruleset_xml_schema.xsd"
        xsi:noNamespaceSchemaLocation="http://pmd.sf.net/ruleset_xml_schema.xsd">
    <description>PHPMD Ruleset for a WordPress Theme</description>
    <rule ref="rulesets/cleancode.xml/BooleanArgumentFlag" />
    <rule ref="rulesets/cleancode.xml/ElseExpression" />
    <rule ref="rulesets/cleancode.xml/StaticAccess" />

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Add Git Branch Name to Terminal Prompt (Mac)

Open ~/.bash_profile in your favorite editor and add the following content to the bottom.

# Git branch in prompt.

parse_git_branch() {

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Importing/Indexing database (MySQL or SQL Server) in Solr using Data Import Handler

Install Solr

download and install Solr from http://lucene.apache.org/solr/.

you can access Solr admin from your browser: http://localhost:8983/solr/

use the port number used in installation.

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/**
 * Example to refresh tokens using https://github.com/auth0/node-jsonwebtoken
 * It was requested to be introduced at as part of the jsonwebtoken library,
 * since we feel it does not add too much value but it will add code to mantain
 * we won't include it.
 *
 * I create this gist just to help those who want to auto-refresh JWTs.
 */

const jwt = require('jsonwebtoken');

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<?xml version="1.0"?>
<ruleset>

  <description>Custom ruleset for Behance code standards</description>

  <!-- Rues are imported individually to allow for easy configuration -->
  <!-- Property names and values can be found here: http://phpmd.org/rules/index.html -->

  <rule ref="rulesets/codesize.xml/ExcessiveMethodLength">
    <properties>

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<?php

/**
 * Existence of Composition class requires that an external object of 
 * class B is passed in on construction
 * 
 * UML Explanation - The object at this role contains the object at the opposite role. 
 * 
 * Alternatively stated, an object of class Composition cannot be created without 
 * an object of class B (in this case through dependency injection)

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// ./__mocks__/localStorage.js
let mockStorage = {};

module.exports = window.localStorage = {
  setItem: (key, val) => Object.assign(mockStorage, {[key]: val}),
  getItem: (key) => mockStorage[key],
  clear: () => mockStorage = {}
};