blog  Messing around wih D3.js and hierarchical data.

Jun 2013

These days there are a lot of browser-oriented visualization toolkits, such d3.js or jit.js. They're great and easy to use, but how much do they scale when used with medium-large or very large datasets?

blog  Using Django-MPTT: lessons learned....

Sep 2009

Here we are again with Django and MPTT 0.3 (I already have other posts about it). After working with it for a bit I realized that things were breaking mysteriously, and only recently understood why that happened, so I thought I'd share this pearl of wisdom. Essentially this has to do with the way tree-elements must be created if you want the usual tree-navigation methods (e.g. get_descendants or get_ancestors) to work as expected.

blog  Django admin and MPTT #2.

Aug 2009

This is a follow up to the previous post on managing and visualizing trees using django. I've been using MPTT quite a bit now and it's great - also, I looked deeper into the admin integration (basically, the issue of being able of manage trees from within the admin).

blog  Representing hierarchical data with Django and MPTT.

Aug 2009

Apparently, you've got two options for managing hierarchical data in django - django-mptt and django-treebeard.