spatial-data code snippets in r

convert geometry from a .shp file into a new df with the id column from the .shp file and x and y coordinates in r in r

create a dataset with 2 sets of coordinates in latitude and longitude in 4 columns. then using st_as_sf convert these into 2 geometry columns in r

create two points using latitude and longitutde coordinates then using st_cast draw a line connecting the two in r

subsample raster in r