WP-Mix (Page 21 of 35) | A fresh mix of code snippets and tutorials

Free Up Server Disk Space

Recently I spent some time clearing up more free space on my server. Here are some notes on things to check when doing so.

Check for PHP cURL

Quick snippet for checking whether or not PHP’s cURL is available on the server.

Update WordPress Post With Current Time

Here is a simple technique for updating WordPress posts with the current date and time. Useful for timezone/server transfers.

Truncate Database Table

Quick SQL code snippet that enables you to truncate any MySQL database table.

Find duplicate email addresses in WordPress

This tutorial explains how to find duplicate email addresses in your WordPress database. That way you can delete or modify as needed.

Get All User Email Addresses in WordPress

Putting together a mailing list? Here is an easy way to get all user email addresses from your WordPress database.

PHP Error Log Tricks

Super useful trick for customizing error logs when working with PHP.

Disable WordPress Automatic Updates

In case you haven’t noticed, WordPress auto-updates its core files by default. Neat but not always desired. Here is how to disable auto-updates with a few lines of code.

Strip Slashes from PHP Magic Quotes

Here are a couple of functions to strip or remove slashes (i.e., backslashes) from variables when PHP magic quotes are enabled on the server.

Using WordPress Filter and Action Hooks

In this tutorial, we have two quick examples showing how to use WordPress filter and action hooks. First we’ll look at how to use filter hooks, and then action hooks.