Top letters

gistfile1.rb

s = `curl http://www.giwersworld.org/computers/linux/common-words.phtml`
r = /<pre>[A-Z\n]*<\/pre>/
puts r.match(s).to_s
      .split("\n")
      .join
      .chars
      .group_by{|s| s}
      .map{|k,v| {k => v.length}}
      .sort{|x,y| x.values[0] <=> y.values[0]}
      .reverse
      .take(10)
      .map{|m| m.keys[0]}