Nuts and Bolts: Examine invasiveness across phylogenetic tree


I had a nail. @rOpenSci had the hammer. Photo by Zorro.

The helpful folks over at rOpenSci have come up with exactly the tool I needed, exactly when I needed it.

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Nuts and Bolts: Squishing columns together to get rid of NAs in R


Zipper picture from Wikimedia Commons, by Rabensteiner – Bearbeitet von Rainer Z

I found my self in a bit of a quandry. I had a data frame which contained many columns that needed to be squished together – each contained a few values, but mostly NAs, and none of the values were overlapping. They represented the same variable, but broken apart across several columns. I needed to condense several columns into one.

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