riywo

<VirtualHost *>
    ServerName blog.riywo.com
    ProxyPreserveHost On
    ProxyRequests off
    <Proxy balancer://blog>
        BalancerMember http://localhost:1313
        BalancerMember http://blog.riywo.com.s3-website-us-west-2.amazonaws.com status=+H
    </Proxy>
    ProxyPass / balancer://blog/
</VirtualHost>

riywo

aws_s3_sync = "aws --region us-west-2 s3 sync public s3://blog.riywo.com --delete --storage-class=REDUCED_REDUNDANCY"

task :default => :server
task :server do
  sh 'rm -fr public'
  exec 'hugo server -b http://blog.riywo.com --appendPort=false -w --disableLiveReload'
end

task :test do
  sh %Q{#{aws_s3_sync} --dryrun --size-only}

riywo

<main class="content" role="main">
    <article class="post post-section {{ .Section }}">
    {{ range .Data.Pages.GroupByDate "Jan 2006" }}
        <h3>{{ .Key }}</h3>
        <ul>
        {{ range .Pages }}
            <li>
                <a href="{{ .Permalink }}">{{ .Title }}</a>
            </li>
        {{ end }}

riywo

classification=spark-defaults,properties=[spark.dynamicAllocation.enabled=true,spark.executor.memory=2G,spark.executor.cores=2]

riywo

coffee> i*i for i in [1..9] when i % 2 == 0
[ 4, 16, 36, 64 ]

# https://github.com/jashkenas/coffee-script/issues/2030
# http://brehaut.net/blog/2011/coffeescript_comprehensions
coffee> [i,j] for j in [1..3] for i in [1..3]
[ [ [ 1, 1 ],
    [ 1, 2 ],
    [ 1, 3 ] ],
  [ [ 2, 1 ],

riywo

aaaa  bbb
ccc ddd

riywo

class String
  def to_bin
    bytes = self.size/2
    self.unpack('a2'*bytes).map{|x| x.hex}.pack('C'*bytes)
  end
end

"20814804c1767293b99f1d9cab3bc3e7".to_bin  #=> " \x81H\x04\xC1vr\x93\xB9\x9F\x1D\x9C\xAB;\xC3\xE7"

riywo

from subprocess import Popen, PIPE

p = Popen(["cat"], stdin=PIPE, stdout=PIPE)
print "stdin.write"
p.stdin.write("aaa")
p.stdin.flush()
print "stdout.read"
print p.stdout.readlines()
p.stdin.close()
p.wait()

riywo

require "anypow"
extend Anypow
run_pow "erb ./conf/nginx.conf.erb > ./conf/nginx.conf && ./sbin/nginx"

riywo

class Array
  def cross(array)
    product(array).map { |e| e.flatten }
  end
end

p [1,2].cross([3,4])
#=> [[1, 3], [1, 4], [2, 3], [2, 4]]
p [1,2].cross([3,4]).cross([5,6])
#=> [[1, 3, 5], [1, 3, 6], [1, 4, 5], [1, 4, 6], [2, 3, 5], [2, 3, 6], [2, 4, 5], [2, 4, 6]]