By default JetPack adds a nofollow attribute to all links in the related posts section. You can use this PHP code snippet to remove/disable this nofollow attribute.
PHP
Get Notified When Someone Logs In To WordPress
By default, WordPress doesn’t come with suspicious login notifications and two factor authentication. We use plugins (or custom code) for these things. This piece of code notifies you when a user logs in to your site. Good for websites with few users.
Check If An Email Address Has A Valid Gravatar Using PHP
PHP code snippet to test whether a user has a valid Gravatar or not. The only input needed is the user’s email address. It uses MD5 hashing and URI response headers.
Working With AJAX In WordPress
AJAX has become THE way to build user friendly and dynamic websites. With AJAX, you can update the contents of a page without doing a full page reload. Most websites need this behavior. Read this post to learn how to implement AJAX on WordPress sites.
Show Short Descriptions On WooCommerce Archives
WooCommerce archives (shop, categories, and tag pages) don’t display short descriptions by default. If you want this feature, customize your theme by adding this line of code.
Auto-Populate WordPress Image Alt Text (And Other Fields) On Upload
When an image is uploaded to WordPress, its title is auto-populated based on filename. But WordPress does NOT set the image Alt Text or other fields. For image-heavy sites, this implies repetitive manual effort. Read to learn how to automate this.