The warning is regarding the following part of your code: __( ). In WP __ is actually a function for translation purposes. From a short look in the manual, we can see that the __() function usage is: <?php $translated_text = __( $text, $domain ); ?> And that the $text parameter is required. $text (string) … Read more
You have the following methods of the $wpdb object: $wpdb->flush() that contains a call to mysqli_free_result() or mysql_free_result() if not supported. $wpdb->check_connection() that contains a call to mysqli_ping() or mysql_ping() if not supported. You can of course use all your PHP functions in WordPress. Here’s an example based on the \wpdb class itself: // Use … Read more
Yes, of course. Just provide new connection credentials. WordPress will use whatever database you tell it to. You can even use the same database with a different prefix. But it will probably be easier to regain access. See: https://codex.wordpress.org/Resetting_Your_Password
The theme is using a custom post type, in this case, “lyrics”. Converting the old posts over to it should be as simple as writing a single query to update the old posts to the new post type. The query will be something like: UPDATE `wp_posts` SET post_type = “lyrics” WHERE post_type = “post”; Just … Read more
Use the following functionto set views manually function setPostViewsManually($postID, $viewCount) { $count_key = ‘post_views_count’; $count = get_post_meta($postID, $count_key, true); update_post_meta($postID, $count_key, $viewCount); } You can run this code by <?php setPostViewsManually(get_the_ID(), 1234); ?> The above code will set the view to ‘1234’ for the current post. Run this function carefully else your new views will … Read more
It is because of different encrypted algorithm. Sometimes users will override the MD5, which is the default algorithm, and add their own, which might need a little longer length to store the password. Take a look at the Q&A’s »What data type to use for hashed password field and what length?«, having detailed information about … Read more
This error: Fatal error: Call to a member function insert() on a non-object Means that $wpdb isn’t instantiated so you are running your code too early or out of WordPress context– for example, in an exterior PHP file accessed directly, which is what I suspect (Poorly conceived AJAX request perhaps?). As mentioned, the code has … Read more
After writing those two lines in wp-config.php, your users data will be shared between both installations, but both installations will also need to have the same cookie parameters, so in wp-config.php file of your second installation, modify the COOKIE_DOMAIN like this: define(‘COOKIE_DOMAIN’, ‘.{yoursite.com}’); //replace with URL of first site define(‘COOKIEPATH’, “https://wordpress.stackexchange.com/”);
I’d imagine those rows with empty content are more often then not revisions rather than trashed posts. To make sure you don’t delete stuff you want to keep I suggest you add the post_status to your SQL, using trash and auto-draft as value – the latter are the revisions. Btw the table column is called … Read more
Firstly your question shows no research or effort whatsoever. Also it isn’t elaborated efficiently. From what I gather you want a page with some code in wordpress. There are multiple ways to do it. Easiest way would be to create a new page template in your theme file. Go to your active theme folder and … Read more