When you make a change to a post slug permalink after its been published, WordPress will automatically redirect it to the new post slug (doing a 301 redirect). This works well, but sometimes you want no existence of the old post slug. These SQL statements will help you cleanup your old post slugs.
Sidekick WordPress Plugin Release (v0.6)
Last weekend I was able to complete a new release of the Sidekick WordPress Plugin, adding enhancements to the WordPress Menus section. If you are working with some serious menus you will totally like this.
UTF-8 in MySQL — Solving UTF-8 Issues in MySQL
UTF-8 in MySQL can be tricky. Sometimes the problem isn’t noticed right away. Here is how I solved my recent encounter with UTF-8 issues and MySQL.
PHP Multi Dimensional Array Combinations
This PHP function will take a multi dimensional array and create all its possible combinations (not permutations). I used this function in debug code, but I can see its use in many other cases.
WordPress Plugin Internationalization (i18n) Localization (L10n)
Internationalizing your plugin is not difficult. All the information you need is out there and the WordPress Codex is very good resource, but I thought I’d sum it up for those who need the quick skinny on the matter.
How To Show/Hide WordPress Meta Boxes By Selecting Categories
How To Integrate the WordPress Media Upload Box Into Your Meta Boxes
This video is quick and dirty talk about the WPAlchemy_MediaAccess helper class which will help you integrate the WordPress Media Uploader with your custom meta boxes.
How to Setup a Firewall to Secure Your Linux Server
Setting up a firewall is the second thing you should do immediately following the setup of your linux server (the first should be to Secure SSH Login).
Moving WordPress sites from host to host isn’t as difficult as you may think. Following these simple steps will help guide you through the entire process: copy/move site files, copy/move the database, and most importantly update your database/table values with this special MySQL query.
Sorting WordPress Meta Box Fields
Allowing end-users to sort meta box fields is pretty straight forward. These two screencasts will show you how to quickly setup sorting as well as how to setup a simple notification message to alert users to “Update” the post/page.