Hot off the presses is the release of WordPress 1.5.1. There is a Changelog available on the Codex which gives some highlights, a full list of submitted bugfixes on the mosquito bug tracker, and even more pedantic changeset details in the repository.
Here are some of the main new features/fixes that matter to me:
- Database query optimizations
- Improved Conditional GET support (I lobbied a lot for this)
- Fixes for plugin menu hooks
- Admin UI improvements
- Extended ping support
One thing that’s neat about the extended ping support: For each server in your “Update Services” list, WordPress will first attempt an extended ping, and if that fails it will fall back to a standard ping (we aren’t the first to do this). [...]












Ping-O-Matic Fun
The problem with running a service like Ping-O-Matic is that sometimes you have to send emails like this: