WP-Mix (Page 3 of 31) | A fresh mix of code snippets and tutorials

Infinite loop trap for spammers

In this WP-Mix post, we’ll see how to send spammers on a virtual infinite loop chasing down randomly generated email addresses. It’s very satisfying.

View all WP Post variables

Quick tip to view all WP Post variables, which can be useful for development and debugging in WordPress.

WordPress Disable REST API Header Links

WordPress 4.4 adds all sorts of new REST API functionality. Which is great if your site is using it. But if not, then you may want to remove all of the extra baggage that WordPress now adds to every page load. This tutorial explains how to disable it.

Display category name in WordPress

Here are two snippets for displaying the category name and displaying the category link in WordPress.

CSS Style Pre Tags

I enjoy writing about HTML pre tags. In this post, I share some basic CSS to help style your pre tags for both screen and print media.

Additional file-types for mod_expires

Here is a list of the most common file-types for Apache’s mod_expires, which is used for configuring expires headers for better cache control.

Display all images attached to post

Another technique for working with WordPress attachments, here’s how to display all images that are attached to the post, either before or after the existing post content.

Require user login for any plugin

Here’s a quick trick to require user-login for any plugin. For example, if you want users to be able to use your chat plugin only if they are logged in. Here’s how..

Block XSS with .htaccess

Quick snippet today that you can add to your .htaccess file to block some common XSS (cross-site scripting) attacks.

Tabbed sidebar menu with jQuery

Here’s an clean, simple way to add a tabbed sidebar menu using jQuery. You can see an example in the Introspection WP Theme.

PHP Spoofing Headers with cURL

While working on a recent book-sale script, I needed a way to test various request headers. This script is what I used to spoof just about everything except the IP address (which it seems is not possible to spoof via PHP/cURL).

Difference between home_url & site_url

Here are some notes to help discern the subtle (and oft-confusing) differences between the WordPress functions, home_url and site_url (and their related “get” functions, get_home_url and get_site_url). We’ll look at the output of these functions and how they relate to the WordPress General Settings.

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