Stateless components are nice. They are simple to use and understand but can become tricky when you start thinking about data and how to manage state. In general, the consensus seems to be that if your UI is going to need state, then at least the componen...

Creating trigrams in Python is very simple trigrams = lambda a: zip(a, a[1:], a[2:]) trigrams(('a', 'b', 'c', 'd', 'e', 'f')) # => [('a', 'b', 'c'), ('b', 'c', 'd'), ('c', 'd', 'e'), ('d', 'e', 'f')] You can generalize this a little bit more ...

Rails will infer the controller you want to test from the class name of the test case. For example... class PeopleControllerTest < ActionController::TestCase end will test the app/controllers/people_controller.rb. To change this is trivial. Us...

I was hoping to find a function in the Wordpress API, that goes something like this... the_child_categories("Vermont"); // print Burlington, Brattleboro... etc if this post has any child categories of Vermont But I could not. The result that I did ...