shunwen

// XPath CheatSheet
// To test XPath in your Chrome Debugger: $x('/html/body')
// http://www.jittuu.com/2012/2/14/Testing-XPath-In-Chrome/


// 0. XPath Examples.
// More: http://xpath.alephzarro.com/content/cheatsheet.html


'//hr[@class="edge" and position()=1]'                // every first hr of 'edge' class

shunwen

def foo
  some_function(true, { :before => {a: 1},
                        :after => {b: 2} })
  call_block { do_something }
end

def bar
  case @var
  when 1
    print [1..42]

shunwen

# 1) Create your private key (any password will do, we remove it below)

$ cd ~/.ssh
$ openssl genrsa -des3 -out server.orig.key 2048


# 2) Remove the password

$ openssl rsa -in server.orig.key -out server.key

shunwen

class TestWorker

  def startup
    # Change process name
    $PROGRAM_NAME = "HL7 - noop working..."
    
    # Create pid file
    File.open("tmp/pids/workers.pid", "a") {|f| f.puts Process.pid }

    # Go daemon and disconnect from STDOUT/STDERR

shunwen

---
driver:
  name: docker
  socket: <%= ENV['DOCKER_HOST'] %>

provisioner:
  name: chef_zero

platforms:
  - name: ubuntu-14.04

shunwen

for f in *.conf
do
  mv ${f}{,.erb}
done

shunwen

require 'flickraw'
require 'mini_magick'
require 'parallel'

def get_photo_urls_from_photoset(flickr, photoset_id)
  total_pages = nil
  current_page = 1
  urls = []
  opts = {
    photoset_id: photoset_id,

shunwen

FROM ubuntu:14.04

MAINTAINER Shunwen Hsiao, "https://github.com/shunwen"

RUN apt-get update
RUN apt-get install -qy git-core curl zlib1g-dev build-essential libssl-dev libreadline-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt1-dev libcurl4-openssl-dev software-properties-common vim
RUN apt-get clean

# Install nodejs for js runtime
RUN add-apt-repository ppa:chris-lea/node.js

shunwen

# Activate the gem you are reporting the issue against.
gem 'activerecord', '4.1.1'
require 'active_record'
require 'minitest/autorun'
require 'logger'

# This connection will do for database-independent bug reports.
ActiveRecord::Base.establish_connection(adapter: 'sqlite3', database: ':memory:')
ActiveRecord::Base.logger = Logger.new(STDOUT)

shunwen

class Foo
  def self.do_something *args
    new(args).do_something
  end
  
  def initialize *args
    # set instance variables
    @var1 = args[0]
    # and so on
  end