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siriniok/ruby.bash

Last active April 18, 2018 17:16
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Get rid of sed and awk with jq and ruby
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ruby.bash
# Shows the number of AWS IPs
curl -s https://ip-ranges.amazonaws.com/ip-ranges.json | jq '.prefixes[].ip_prefix' | xargs ruby -e "puts ARGV.reduce(0) { |acc, i| acc + 2**(32 - i.split('/')[1].to_i) }"
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