find_by_param for permalinks

A nice, clear, declarative means of doing something I’ve been writing code to do for years … find_by_param
From the README:

Find_by_param helps you dealing with permalinks and finding objects by our permalink value
class Post < ActiveRecord:Base
  make_permalink :with => :title
end
now you can do Post.find_by_param(…)
If you have a permalink-column find_by_param saves the permalink there and uses that otherwise it [...]


Protoload is great

Just wanted to give a shout-out to a little javascript tool that I include in pretty much every project.  Protoload lets you mark an element as “waiting” while your AJAX is doing its bit.  It works with prototype and extends Element to add startWaiting and stopWaiting methods.
Its as simple as:
$(’foo’).startWaiting();
or in a slightly bigger example:
var [...]