A plugin to clear recalcitrant caches from inside WP Engine

We’re using WP Engine to host various clients, notably the Rolling Stones site, and we’ve been very pleased with both the service and the performance of their hosting platform. There’s always something though, isn’t there? I don’t think I’d really be happy if there wasn’t. In this case it’s the fact the Varnish caching layer that sits between the site and the visitors caches “non-200” responses for 24 hours. So what does all that mean? What’s the actual problem here? Continue reading A plugin to clear recalcitrant caches from inside WP Engine

WP Super Cache and WP Touch (Pro)

On one client’s site we’re using WP Super Cache and WP Touch Pro, and it bothered me that while WP Touch Pro ensures that mobile users get a lovely optimised theme, it wasn’t serving cached pages for those queries. Until recently we were hacking both WP Super Cache and WP Touch (pre-Pro) to achieve this, but recent changes in both plugins mean we can avoid the egregious charge of tampering with other people’s plugin code.

Three fairly simple steps: Continue reading WP Super Cache and WP Touch (Pro)