How to download a file from http url?
# -r : recursive # -nH : Disable generation of host-prefixed directories# -nd : all files will get saved to the current directory# -np : Do not ever ascend to the parent directory when retrieving recursively. # -R index.html*,999999-99999-1990.gz* : don't download files with this files patternwget -r -nH -nd -np -R *.html,999999-99999-1990.gz* http://www1.ncdc.noaa.gov/pub/data/noaa/1990/