WP-Mix

A fresh mix of code snippets and tutorials

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Redirect HTTP to HTTPS

In addition to www canonicalization, you can also canonicalize the HTTP protocol, redirecting HTTP to HTTPS (or vice versa) using Apache/.htaccess. Below you will find several ways to force SSL/TLS for all URI requests. This is especially useful for sites with existing links pointing to unencrypted http:// URLs. Enforcing use of SSL/HTTPS helps to eliminate […]

PHP Get Absolute Path, Document Root, Base URL

Depending on your server configuration, getting correct path information can be challenging. For example, PHP does not provide a variable that will return the the base URL of your site. To help out, you can use the following code snippets to get the absolute path, document root, and base URL, respectively.

Disable caching with .htaccess

Quick .htaccess snippet to disable browser caching by modifying Cache-Control, Pragma, and Expires headers. Strictly plug-n-play.

WordPress 404 email alerts

Here is a customized plug-n-play PHP script for reporting 404 errors via email. No editing required, just clean email alerts for each 404 error.

Disable caching with HTML

If you can’t use .htaccess to disable caching at the server-level, here is an alternate HTML-only method that disables Cache-Control, Pragma, and Expires headers via <meta /> tags.

Maintenance mode via .htaccess

For WordPress users there are at least three great plugins that make maintenance mode just dead-simple. Even so, here is how to do it with .htaccess.

Disable external URL requests

During development there may be situations where you want to prevent WordPress from making URL requests to external websites. Here is a simple way to disable external URL requests during development.

Difference between home.php & front-page.php

This article explains the difference between WordPress’ home.php and front-page.php theme templates, as related to the display of your site’s front page. For best results, log in to the Admin Area of your WP installation and follow along with the text.

Create .htaccess files on OS X and Windows

This is a quick tutorial on how to create .htaccess files on Windows (PC) and OS X (Mac). This post also explains a bit about how .htaccess files work, and how to view them on various operating systems.

Display category name in WordPress

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

Replace all instances of a string in WordPress

Here is how to replace all instances of a string in WordPress.

View all WP query variables

Micro Tip for the day: slice of PHP code for viewing all WordPress query variables. Very useful for figuring out custom loops and such.