Advanced WordPress Tutorials

How to Add Thumbnail Support to the WordPress Theme

If you do not see the set featured image box beside the post editor in the WordPress admin panel to set the featured image of posts, your solution is here. Just copy/paste this code snippet to the function.php file of your theme.
WordPressWordPress Theme Development

How to Use add_theme_support Function in WordPress

add_theme_support function in WP will register a feature for the specified theme. Here are a few examples of using the add_theme_support() function in WordPress development.
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How to Add a Custom Section to Settings page in WordPress

Learn how to add a new section to the settings page of the WordPress admin panel with examples. In this WordPress tutorial, we’ll introduce the WordPress add_settings_section function and review its usage with examples.
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How to Programmatically Activate a Plugin in WordPress

Learn how to activate a plugin programmatically in WP by using the activate_plugin function. In this WordPress tutorial, we’ll review the activate_plugin() function and teach you how to activate a plugin in WordPress using PHP, not the admin panel.
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How to Extend WordPress Posts Query and Join New Tables

Learn Extending Posts Query in WP, Join Custom Tables and add new fields to Post Items In this advanced WordPress Development tutorial.
WordPressWordPress Plugin DevelopmentWordPress Theme Development