What is it?
CDO (https://code.zmaw.de/projects/cdo/wiki) is a command line tool for
processing gridded data in different
formats (NetCDF,GRIB1,GRIB2). It has several hundred operators built in
and can handle very large files.
cdo.rb (http://rubygems.org/gems/cdo) is a Ruby module to access the
functionality of CDO. It requires a CDO
Some simple examples are included in the online documentation:
http://rubydoc.info/gems/cdo/frames. More of
them can be seen in the included unit tests. Watch the code online under
self-registration here: https://code.zmaw.de/account/register.
Hope you’ll enjoy it!