My code for creating an admin option doesn’t work

Make Sure Your Functions, Slug and Callback Functions are Unique(Means Different from any other plugin or default WordPress). Also to save options use Settings API http://codex.wordpress.org/Function_Reference/register_setting <?php add_action(‘admin_menu’, ‘add_unique_custom_options’); function add_unique_custom_options() { add_options_page(‘Global Custom Options’, ‘Global Custom Options’, ‘manage_options’, ‘unique-functions’,’unique_custom_options’); } function unique_custom_options() { ?> <div class=”wrap”> <h2>Global Custom Options</h2> <form method=”post” action=”options.php”> <?php wp_nonce_field(‘update-options’) … Read more

Disabling “View” mentions from backend?

Instead of disabling it, you’d be better off by hiding it using a bit of CSS trickery. Try this and let me know if it works: add_action(‘admin_head’, ‘hide_quick_view’); function hide_quick_view() { echo ‘<style> span.view {display: none !important; visibility: hidden !important; opacity: 0 !important;} </style>’; } This should be placed in your functions.php file.

Is Post-Form Resubmission somehow prevented in WordPress 4.2.2?

If you’re refering to WP internal forms: WordPress has an built in security mechanism called “wp nonces” (https://codex.wordpress.org/WordPress_Nonces) – that’s an unique hash generated for every WP-form. Every Backend code should check for the according nonce to make sure that The form submission wasn’t done from outside (usually attacks or bots) The form submission was … Read more

conditionally update css on edit.php

Your code is badly broken and it is going to be an awkward process to hack the styles in like you are trying to do. It looks like you are using some third part code but assuming that that code uses WP_List_Table as it probably should you can alter the CSS of the rows as … Read more