Archive - Simon Willison's Weblog

pyx ptth (Reverse HTTP) implementation in a browser using Long Poll COMET

Donovan Preston experiments with the cleverly named idea of ptth, where servers send HTTP requests to clients.

24 ways: User Styling

The web geek advent calendar is up and running again this year, with a striking new design.

json-head

I’ve deployed another App Engine mini-app, which provides a JSON-P API for running HEAD requests against an arbitrary URL (useful for checking things like Content-Length and Content-Type headers and whether a URL returns 200). App Engine’s urlfetch limitations mean it can only deal with port 80 and 443 requests.

jsontime

Nat and I threw this together this morning—it runs on Google App Engine and exposes Python’s pytz timezone library over JSONP.