Importing Data Into MySql

mysql -u db_user_name db_name < yourfile.sql

Whois::WhoisException (no server of Whois is define for the IP 127.0.0.1

Add Arin to missing 2 values in
/usr/local/lib/ruby/gems/1.8/gems/whois-0.4.2/lib/whois/data for ipv4.yaml

how to check the version ffmpeg

ffmpeg -version

How to check the version of ImageMagick

convert -version This can also be checked if ImageMagick is already installed. If you get: -bash: convert: command not found then, it is not installed.