Dijkstra’s Algorithm

One of the most important algorithms for graphs is Dijkstra’s Algorithm. ¬†Melissa Yan has a nice presentation on it, ¬†which I recommend reading before the paper itself, which is only a couple pages long.

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Voice Control For Shiny Apps

Over at Jumping Rivers, an example of using a Javascript library to control a page using voice commands: I have found that performance across all devices and browsers is definitely not equal. By far the best browser I have found for viewing the apps is Google Chrome. I have also tended to find that my […]

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Reading Excel Files In An Office-less World

Bill Fellows shows us how to read from an Excel file on a machine without Microsoft Office installed: A common problem working with Excel data is Excel itself. Working with it programatically requires an installation of Office, and the resulting license cost, and once everything is set, you’re still working with COM objects which present […]

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