Object-Oriented PHP for WordPress Developers
Welcome to our free course on object-oriented PHP (OOPHP) for WordPress. This course explains the following:
Learn WordPress Development: The Basic Course
WordPress development is a massively useful skill, but it’s also tricky to learn—especially if you learn things in a piecemeal way that allows basic confusions to persist while you try to tackle advanced topics.
Course: WordPress Theme Development (Core Concepts)
Welcome! WordPress themes are one of the first and most important topics that one must understand to be good at WordPress development. Themes underlie the entire visual half of WordPress site, but often grow to do even more. We’re hoping your find these free content very helpful, as we think it covers some of the most important concepts in doing WordPress theme development for yourself.
Course: Working with the Command Line and WP-CLI
When we think about “using a computer,” we usually think in terms of graphical user interfaces, or GUIs: interfaces (like Microsoft Word, the Mac OS, or the WordPress admin interface) that are specially and attractively designed, that have programs and windows and tabs that visibly open and close, and that let you click things and drag things and drop things and hover things.
Course: A Complete Introduction to the WordPress Hooks System
This course covers one of WordPress’s most crucial and widely used systems: Hooks, including both actions and filters. We introduce Hooks as an event-driven system, present the key concepts and terminology you need to understand this system, and dig deep into how to use hooks in your own code—including hooking in your own functions, removing previously hooked functions, and creating your own action and filter hooks for others to use.
Course: Clarifying Technical Terms with Multiple Meanings in WordPress
This course works to straighten out the many meanings of several key technical terms.
Using Custom Taxonomies and Custom Fields in WordPress Development
This course covers the key points of two of WordPress’s most powerful APIs for defining custom post data: custom fields (also called post meta), and custom taxonomies. The course introduces each tool, and then—since some problems can be addressed by either tool—covers practical guidelines for when to use custom fields and when to use custom taxonomies.
Working with WP_Query
This Course is a step-by-step introduction to WP_Query, one of the most powerful systems in WordPess. By the end of the course, you’ll know what a WP_Query is, and how and why to use your own custom WP_Querys for theme and plugin development.
Creating WordPress Widgets: The Complete Guide
This Course teaches you how to use WordPress’s Widgets API, to both create WordPress widgets and register WordPress widget areas. If you’ve ever wanted to create widget areas (sidebars), or to fill your widget areas with custom-built widgets, this course is for you!