Mobile webapp in one day - 4sqNoGPS

I did enough weeding yesterday evening to fill two trash bags, but then I got a bit dizzy because some of the weeds were noxious. So I fell asleep before dinner and was wide awake in the middle of the night. That usually is a prelude to high productivity. First, I worked on converting my Twitter scripts to OAuth. I was a bit overdue since Twitter turned off Basic authentication on August 31, but these aren't utilities that I use every day. The main stumbling block was looking for an OAuth library that didn't make things unnecessarily complicated. I found one that's simple enough: oauthConsumer.py by AppHacker. However, it's written in Python but my scripts are in Perl. No biggie. It was actually pretty straightforward to rewrite those in Python once I got up to speed. (I don't use Python very often so every time I pick it up, I have to take a refresher on common Python idioms.)

That only took me to 6am. What else was I going to do today? How about a new project? Enter 4sqNoGPS... (You need a Foursquare account to see it because it starts with the OAuth handshake.)

It's a replacement for Foursquare mobile that is optimized for my handset. (or, as Ericles put it, the smartest non-smart phone :) ) There are numerous problems with Foursquare mobile:
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