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Embedding YouTube videos in Silverlight

As I told you before, performance is something desirable when programming a λ interpreter. The sustitutions we saw are made in one step. I will note the beta step as →β and a substitution step as →. For instance, (λx.x) z  →β  x[x/z]  →  z. The computations...

Visualizing multi-dimensional data

Positioning a Google Map according to a set of coordinates

Saturation variable function for treemaps

A common scenario in the development of GUI applications is the presence of different events fired by the engine as the visual tree is constructed and rendered. And Silverlight, of course, is no exception. While WPF provides Initialized and Loaded

We have finished our first internship between InSTEDD and Trinity College. Juan Pablo and Qianqian did an amazing job putting together an SVM classifier using libSVM for suggesting tags inside Riff items. They tested the implementation with Reuters...

With this cite of Monthy Python, I will move into another family of calculi. What’s wrong with our good ol’ λ-calculus? Nearly nothing, except if you want to implement it in a real PC. In one of the firsts posts I’ve mentioned the α-congruence. The...

9 developers in one month

A useful feature for most data-bound items presenting controls is the ability to page their data, by showing only the first n elements and requesting the rest on demand as the users scrolls down the view. This is specially useful when downloading each...