has_many :through - I heard you liked files

@TrevorBramble

I was going to try and be clever and do a funny riff on this whole subject, but I just can't manage it. Here's the thing. Makefile was a dumb name for a file when Stuart Feldman wrote the make utility in 1977, but you have to forgive him because file systems were quite limited back then and filenames could only be a few characters long. The pattern was <filename.ext> - 8 chars for the name, 3 for the extension. I guess config.make wouldn't fit, config.mak looked weird, so Makefile it was. Now we have no excuse. At all. I respect and adore Jim Weirich, but I hope he feels at least a little shame for inflicting "Rakefile" on us all. That name choice seems to have set the stage for a proliferation of copycats. Now we have an ever-growing assortment of files that helpfully tell us they are files right there in the file name. Because something siting in a directory in the file ...

Full article: http://blog.hasmanythrough.com/2011/12/1/i-heard-you-like...