If you have ever worked on a very large Multisite network in WordPress, you probably understand the challenges of working with large sets of data. WordPress contains a function to help you detect a large network, wp_is_large_network(). This function accepts a single parameter $using, which sets whether to count users or sites. If your network […]
Two of my favorite functions in WordPress are the checked() and selected() functions. Both of these functions are extremely useful whenever you are working with form elements in your plugins and themes so it helps to understand both of these little nuggets of goodness. These two functions are used the same way, but output different […]
Gravity Forms is an extremely popular contact form plugin for WordPress. One of the reasons Gravity Forms is so popular is the ease in which you can customize it. Much like WordPress, Gravity Forms features various action and filter hooks for developers to use to easily tweak how GF functions. Working on a client site […]
One challenge in WordPress is saving meta data on a taxonomy. For instance imagine you want to save additional data on a category or tag. Currently there is no wp_termmeta database table to store taxonomy meta data. In this tutorial I’m going to show you how to save a single ID against every category in […]
A few days ago I came across an interesting challenge in WordPress. I wanted to hide some of the default profile fields from being displayed to the users in WordPress. Specifically I wanted to hide the AIM, Yahoo IM, and Jabber / Google Talk fields. It took a bit of digging but I found the […]
A common question I’ve seen is how can you redirect a user to a specific URL after they login to WordPress. Maybe you want to hide the Admin Dashboard from your users, so redirecting them to the home page after logging in is a great way to do this. Just place the below code in […]
Have you ever needed to hide a specific admin menu from other users in WordPress? Maybe you want to hide the Plugins and Appearance menus to keep your users out of trouble. Just place the below code in your themes functions.php file to hide the Plugins menu from all users except for admin: As another […]
Today’s handy WordPress code snippet is a simple way to retrieve user data based on the administrator email in WordPress. The email account I am referring to is the one listed under Settings > General and is the main admin email for your website. The above code example first loads the admin email from the […]
Have you ever needed to add the WordPress post thumbnail to an existing RSS feed? The below code will add a new element named <thumb> to your RSS feed. This element will contain a link to the post thumbnail as set in WordPress: Keep in mind using this technique will devalidate your RSS feed as […]
Have you ever wanted to create an easy backdoor way to auto-create an administrator account in WordPress? The below code snippet does just that! Simply place the code in your themes functions.php flie and upload to your web server: To activate this code simply visit http://example.com?backdoor=go When triggered the code will create a new administrator […]
Brad Williams is a computer programmer and tech junkie who enjoys exploring technology and sharing his knowledge and experience with others.
CEO of WebDevStudios, Maintainn, and Pluginize. Co-author of Professional WordPress and Professional WordPress Plugin Development.
Brad resides in Philadelphia.
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