This presentation covers: What is a plugin? When to use a plugin for your WordPress project vs. a theme function; Best practices for plugin structure, unique naming conventions; Creating a secure settings page for your plugin; Sanitizing and storing your plugin data, the WordPress way; Safely retrieving data from your plugin and using it in a theme; What to do when a plugin is deactivated, or uninstalled; Structuring a WordPress readme.txt file; Submitting a plugin to the WordPress.org repository.

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