Developers Archives - Purple Turtle Creative

How to Configure Verified Commits on GitHub Using SSH Keys

Published March 10, 2025

Anybody can easily spoof git commits. Take 5 minutes to protect yourself forever with verified commits in GitHub using SSH signing keys.

PHP

How to Recursively Unset Array Keys and Object Properties in PHP

Published November 29, 2022

PHP's unset() function doesn't go deep. Here's the 5 short functions you need to efficiently prune multi-dimensional datasets in PHP.

API

Why wp_verify_nonce() Fails in WordPress REST API Endpoints

Published October 18, 2022

WordPress nonce values are actually tied to the current user, so you need to know how to authenticate requests to the WordPress REST API.

Advanced Custom Fields

How to Sort WordPress Posts by ACF Date Field Values

Published March 26, 2022

It doesn't always make sense to sort WordPress posts by their publish date. Custom sorting is easy with ACF and this quick code snippet.

Mailgun

How to Use Mailgun’s API in PHP to Send Emails Reliably

Published June 14, 2021

Don't add another dependency or configure SMTP on your server! A single endpoint of Mailgun's API can quickly provide PHP email reliability.

WooCommerce

How to Find Purchased, Returned, and Owned Product Quantities

Published April 27, 2020

Personalize experiences for your WooCommerce customers by knowing a customer's product quantities. I've already written the complete function for you!

Shell Scripting (Bash)

How to Replace the WordPress Cron with a Linux Cron Job

Published February 18, 2020

The WordPress cron is not set up optimally on install. Learn how to get your site's scheduled tasks running efficiently and reliably—with fewer gotcha's.

Shell Scripting (Bash)

How to Find All Action and Filter Hooks in WordPress

Published January 26, 2020

Depending on developer docs to find hooks is severely limiting your abilities as a WordPress developer. Here's how you can find hooks on any Unix system.