ArthurN

curl -v -d code_url=http://mozilla.github.io/pdf.js/build/pdf.js -d compilation_level=SIMPLE_OPTIMIZATIONS -d output_info=errors -d output_format=text -d language=ECMASCRIPT5 http://closure-compiler.appspot.com/compile
curl -v -d code_url=http://mozilla.github.io/pdf.js/build/pdf.js -d compilation_level=SIMPLE_OPTIMIZATIONS -d output_info=compiled_code -d output_format=text -d language=ECMASCRIPT5 http://closure-compiler.appspot.com/compile > pdf.min.js
curl -v -d code_url=http://mozilla.github.io/pdf.js/build/pdf.worker.js -d compilation_level=SIMPLE_OPTIMIZATIONS -d output_info=compiled_code -d output_format=text -d language=ECMASCRIPT5 http://closure-compiler.appspot.com/compile > pdf.worker.min.js
curl -v -d code_url=http://mozilla.github.io/pdf.js/web/viewer.js -d compilation_level=SIMPLE_OPTIMIZATIONS -d output_info=compiled_code -d output_format=text -d language=ECMASCRIPT5 http://closure-compiler.appspot.com/compile > viewer.min.js
curl -v -d code_url=http://mozilla.github.io/pdf.js/web/l10n.js -d com

ArthurN

#!/bin/sh
#  http://vm-192-168-11-21.shengyun.grandcloud.cn/topics/2437
# redis - this script starts and stops the redis-server daemon
#
# chkconfig:   2345 90 10
# description:  Redis is a persistent key-value database
# processname: redis-server
# config:      /etc/redis.conf
# config:      /etc/sysconfig/redis
# pidfile:     /var/run/redis.pid

ArthurN

Stacktrace (most recent call first):

  premailer/rails/css_loaders/network_loader.rb:17:in `uri_for_url'
    ::Rails.configuration.action_controller.asset_host.split(%r{:?//})
  premailer/rails/css_loaders/network_loader.rb:8:in `load'
    uri = uri_for_url(url)
  premailer/rails/css_helper.rb:33:in `block in load_css'
    css = strategy.load(url)
  premailer/rails/css_helper.rb:32:in `each'
    STRATEGIES.each do |strategy|

ArthurN

# http://blog.foppiano.org/2007/12/11/installing-source-package-with-yum/
# http://wiki.centos.org/HowTos/RebuildSRPM

cd /tmp
sudo yumdownloader --source zbar
sudo yum-builddep zbar-blah-blah.rpm

rpm -ivh packagename-version.src.rpm
cd ~/rpmbuild
copy patch to SOURCES

ArthurN

# This monkeypatch logs any calls to I18n#t. This is especially useful to "peaking" into what namespaces are expected
# for third party gems, e.g. simple_form or reform.
I18n.module_eval do
  class << self
    def translate_with_puts(*args)
      Rails.logger.debug "#{args}"
      old_translate(*args)
    end
    alias :old_translate :translate
    alias :translate :translate_with_puts

ArthurN

# Extract PDF field names and positions using pCOS:
./pcos --extended field "FT fullname Rect[0] Rect[1] Rect[2] Rect[3]" fw9.pdf

# CSV format, also output pagesize as the first line:
./pcos --extended pagesize "width height" --extended field "FT fullname V Rect[0] Rect[1] Rect[2] Rect[3]" --format "(VAL,)\n" --replace missing "" test.pdf

ArthurN

# From http://breakthebit.org/post/77505127462/up-your-security-on-amazon-aws
{
    "Statement": [
        {
            "Sid": "AllowPublicRead",
            "Action": [
                "s3:ListBucket",
                "s3:GetObject",
                "s3:PutObject",
                "s3:PutObjectAcl",

ArthurN

def get_fields
    # We have to use #send because AFAIK, PDF::Reader does not expose the root object anywhere
    acroform = @reader.send(:root)[:AcroForm]

    # PDF::Reader encapsulates each piece of PDF data in #objects. The field_refs are really references to
    # these objects. We iterate through and de-reference the actual object, creating a AcroField based on its
    # data
    field_refs = @reader.objects[acroform][:Fields] unless acroform.nil?
    fields = field_refs.map do |field_ref|
      AcroField.new(@reader.objects[field_ref])

ArthurN

#!/bin/bash
if [ $(pgrep -f sidekiq | wc -l) -gt 1 ]; then 
  kill $(pgrep -f sidekiq | grep -v $(pgrep -of sidekiq) | sort -n | uniq | awk '{printf $1" "}');
fi

ArthurN

echo "password"|openssl passwd -1 -stdin