Sep 17, 2026
Table of Contents The one-line difference How actions work How filters work What they share Custom hooks in your own code Common mistakes Conclusion If you have copied add_action or add_filter from a snippet and hoped it would work, you already use hooks. WordPress...
Sep 10, 2026
Table of Contents What wp_insert_post() does Key $postarr fields Safe draft-first example Insert versus update Common mistakes Testing checklist Conclusion What wp_insert_post() does wp_insert_post() is the WordPress core function that inserts a new post into the...
Sep 8, 2026
Table of Contents Does WordPress store the last login date? How the code approach works Test the snippet What “Not recorded yet” means Privacy and retention When to use the plugin instead Common mistakes Conclusion Does WordPress store the last login date? WordPress...
Sep 1, 2026
Table of Contents What the function does Current signature and parameters Return values Safe helper example Level groups and existing access Hooks fired around the change Common mistakes Conclusion What the function does A membership-level function changes access...
Aug 20, 2026
Table of Contents What the login_redirect filter does Parameters Safe role-based redirect example Why capabilities are better than role names Preserve requested destinations when appropriate Common mistakes Testing checklist Conclusion What the login_redirect filter...