Month: January 2014

Those who have followed this blog and my code for a while know that I have a long, slightly sad, and borderline abusive relationship with Library of Congress call numbers. They’re a freakin’ nightmare. They just are. But, based on the premise that Sisyphus was a quitter, I took another stab at it, this time writing a real (PEG-) parser instead of trying to futz with extended regular expressions. The results, so far, aren’t too bad. The gem is called lc_callnumber, but more importantly, I’ve put together a little heroku app to let you play with it, and then correct…