WordPress, Permalinks, Mod_Rewrite, and Avoiding 404s

I made a mistake in changing my WordPress permalinks, but by the time I’d discovered it my blog had already been indexed. Fixing the permalinks meant breaking those indexed URLs, leading to a bad user experience, but leaving them as is wasn’t really an option.
Last night, after getting 404′d while using Google to search my [...]

Where’d All My Rewrite Rules Go?

Between WordPress 1.x and 2.x there was a big change to the way rewrite rules are handled.
In the old days, everything got written out to a .htaccess file. Every condition, every form of permalink could be found there, and I had some comfort knowing I could see and mess with it all. I was a [...]