jeygeethan

Integrate Gem/Engine and main Rails app

Overview

• Paths
• Routes
• Add functionality to controller
• Improving (Extending or overriding) Engine functionality
• Helpers
• Assets

jeygeethan

module MyEngine
  class Engine < ::Rails::Engine
    isolate_namespace MyEngine

    initializer :append_migrations do |app|
      unless app.root.to_s.match root.to_s
        config.paths["db/migrate"].expanded.each do |expanded_path|
          app.config.paths["db/migrate"] << expanded_path
        end
      end

jeygeethan

module Foo
  def say_hello
    puts "hello"
  end
end

class Bar
  include Foo
end

jeygeethan

#AND

<b:if cond='data:blog.pageType == "index"'>
  <b:if cond='data:blog.searchQuery'>
    <!--search_page AND index_page-->
  </b:if>
</b:if>


#OR

jeygeethan

# ~/.bash_profile

# Enable colors for the bash -ls command
export CLICOLOR=1
export LSCOLORS="ExfxcxdxExegDxabagacDx"

# Configure terminal formatting colors & styles
txtblk='\e[0;30m' # Black - Regular
txtred='\e[0;31m' # Red
txtgrn='\e[0;32m' # Green

jeygeethan

# ~/.bash_profile

# change open file descriptors limit
ulimit -n 65536 200000

jeygeethan

require 'socket'

server = TCPServer.new(1234)

while request = server.accept
  puts request.gets
  request.puts "HTTP/1.1 200 OK\r\n\r\nHello world!"
  request.close
end

jeygeethan

var Promise = require('bluebird');

function aSync() {
	return new Promise(function(resolve, reject) {
		setTimeout(function() {
			console.log('inside the aSync')
			resolve();
		}, 3000);
	})
}

jeygeethan

#!/usr/sh

#change these values as necessary
set SWARM_TOKEN=insert_token_here
set SWARM_MANAGE_HOST=10.0.0.4

# install docker-engine on the current machine
sudo apt-get update && sudo apt-get install -y docker-engine && sudo service docker start && sudo docker run hello-world && sudo usermod -aG docker $USER

# join the docker engine to a swarm

jeygeethan

#!/usr/sh
sudo service docker stop && sudo apt-get purge -y docker-engine && sudo apt-get autoremove --purge -y docker-engine && sudo rm -rf /var/lib/docker && sudo apt-get update && sudo apt-get install -y docker-engine && sudo service docker start && sudo docker run hello-world && sudo usermod -aG docker $USER