These are the 9 blog posts written on July 13 of any year. (Nearby: July 12 and July 14.)
2022:
The Fall #me
2020:
Dark mode #css #site
2009:
Coverage.py on Python 3.x #coverage #python
2008:
Encouragement from unlikely places #movies
2005:
Abecedarium #language
2004:
Google and Picasa #business #google #photos
Yahoo and Oddpost #business
Back from vacation #me
2003:
Tides #science