Simon Willison’s Weblog

280slides and Objective-J. 280 slides uses an Objective-C clone written in 13KB of JavaScript. I have to admit I’m completely baffled as to why you would want to use Objective C instead of JavaScript, but evidently it worked fantastically well for them. 7th June 2008, 4:09 pm

Apache proxy auto-re-loader. Neat trick: set your 502 (Bad Gateway) error document to include a meta refresh tag, automating the refresh needed should a server you are proxying to be temporarily unavailable. 18th February 2008, 9:44 am

Http-https transitions and relative URLs. Finally, a reason to use those weird protocol-relative URLs (//example.com/path and the like). 18th October 2007, 11:57 am

Stopping spambots with hashes and honeypots. Ned’s analysis of how spambots work, along with some relatively simple tricks that should fool most of them. 23rd January 2007, 1:39 pm

Subversion branching quick start. Ned Batchelder’s branching tutorial. 29th October 2006, 3:27 pm