This is the command shpcentrd that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
PROGRAM:
NAME
shpcentrd - computes XY centroid for polygon shapefiles
SYNOPSIS
shpcentrd shp_file new_shp_file
OPTIONS
shp_file
the name of an existing polygon shapefile.
new_shp_file
the name of the point shapefile that will be created
EXAMPLE
shpcentrd apolygonfile pointcentrd
Use shpcentrd online using onworks.net services