Annie Lowrey: Ruby, Ruby on Rails, and _why: The disappearance of one of the world’s most beloved computer programmers. (Slate Magazine)
Mixed into a story about the author trying to learn to program.
Sakuzaku: I Am Building Ruby, Rails, Subversion, Mongrel, and MySQL on Mac OS X -- Automatically (And So Can You!)
Like it says, a shell script to automatically install the perfect Ruby on Rails development environment on OS X. Useful!
mofo
"a ruby microformat parser"