Blog

Visualization Tools

I just updated the rgviz-rails gem to work with Rails 3. It was pretty easy, following the instructions of this site. I also moved the code from Google Code to github, so i can have all my projects under a single tree, and to start using git more...

Ok, now you can easily implement a Google Visualization API data source on rails. But… are you still using javascript to render them? Well, you don’t need to do that anymore. Now rgviz-rails supports a pretty simple and powerful way to do it. In your...

Powerful Google Visualizations for Ruby on Rails

As you might already read here and here, the beta release of Neyun is finally with us! In a nutshell: it’s a web application that allows you to extract your emails, contacts, photos, videos and more from services like Gmail, Facebook, YouTube and...

After over a year of development, Neyun is finally out for public use. The site is currently in beta, and an invite (or beta request approved) is required to use it. Neyun is a rich web application that we have been developing along with Ary, Martin

Neyun is here!

Visualizing multi-dimensional data

For those of you not familiar with a treemap, it is simply a bunch of boxes somehow arranged inside a bigger box; each of them also contains its own set of smaller boxes, and so on. Each box has an associated weight that determines its size. It is...

The Google Maps API provides a number of methods to make it easier to accomplish this task. One only has to take the time to explore them and think how to combine them to get the solution. It’s not a hard thing to do, but in case you’re a lazy guy...