Hash to count server accesses
Collections (Arrays and Hashes) in Ruby example from a Well House Consultants training course
More on Collections (Arrays and Hashes) in Ruby [link]
Source code: toppers.xx Module: R107
# Program to count server acceses to each virtual host
fyle = File.new "ac_20150225"
records = fyle.readlines
counter = Hash.new
records.each do |record|
pieces = record.split " "
domain = pieces
if counter[domain] == nil then
counter[domain] = 1
counter[domain] = counter[domain] + 1
trainee@kingston:~/lrp$ ruby toppers
"melksh.am"=>192, "twhc.org.uk"=>301, "www.wellhousemanor.co.uk"=>638,
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