Edzer Pebesma

I have always taken the OS (+ dev layer: compilers etc) for granted; I felt comfortable knowing it is open source, but never had the need to actually look into...

I usually look at the source code of a function by printing the function in R; I'm a lazy person. And it has the advantage that the version will be...

I agree that semantically there is a difference between * an empty geometry, which is an empty point set (there is no point for which...) * a missing geometry, there...

The `POINT EMPTY` geometry has afaict no WKB representation in the standard (nobody is perfect); different environments have different solutions, `sf`, like PostGIS, chose a point with `NA` (or `NaN`)...

I would advice against even trying that: it's a recipe for creating problems further down. The simple feature standard doesn't address the question which properties geometries in a set should...

The futures package is used for this; please consult it's documentation.

It works for me.

Linux, R.

Like that?

I changed it on GitHub, so you'd have to install it from there.