prdanelli

if($(window).scrollTop() + $(window).height() == $(document).height()) {

}

prdanelli

// module... 
// encapculates the properties of the function
// returns the function
String.method('deentity', function(){

  var entities = {
			quote: '"', 
			lt: '<', 
			gt: '>'
		};

prdanelli

var myRevealingModule = (function () {
 
        var privateCounter = 0;
 
        function privateFunction() {
            privateCounter++;
        }
 
        function publicFunction() {
            publicIncrement();

prdanelli

iptables -A INPUT -i eth0 -m state --state RELATED,ESTABLISHED -j ACCEPT && 
iptables -A INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -j DROP &&
iptables -A INPUT -p tcp -m tcp ! --tcp-flags FIN,SYN,RST,ACK SYN -m state --state NEW -j DROP &&
iptables -A INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,PSH,ACK,URG -j DROP &&
iptables -A INPUT -i lo -j ACCEPT &&
iptables -A INPUT -p tcp -m tcp --dport 80 -j ACCEPT &&
iptables -A INPUT -p tcp -m tcp --dport 22 -j ACCEPT;

iptables-save > /etc/iptables.rules
iptables-restore < /etc/iptables.rules

prdanelli

#app/config/initializers/mailer.rb
ActionMailer::Base.smtp_settings = {
  address: 'smtp.mandrillapp.com',
  port: 587,
  user_name: '<account email>',
  password: '<api key>',
  authentication: 'login'
}

ActionMailer::Base.delivery_method = :smtp

prdanelli

du -h --max-depth 1

prdanelli

# Oneliner
require 'sidekiq/api'; [Sidekiq::Queue.all.each(&:clear), Sidekiq::ScheduledSet.new.clear, Sidekiq::RetrySet.new.clear, Sidekiq::DeadSet.
new.clear];

require 'sidekiq/api'; 

# 1. Clear retry set
Sidekiq::RetrySet.new.clear

# 2. Clear scheduled jobs 

prdanelli

Decorate class with extend/prepend

Update indexed instance after blob analyzed

# app/jobs/active_storage/analyze_job_decorator.rb
module ActiveStorage::AnalyzeJobDecorator
  def self.prepended(base)
    base.around_perform do |job, block|
      block.call

prdanelli

# Usage:
# class YourClass < ApplicationRecord
#   denormalizable_collection :my_collection
#   ...
#
#   def self.my_collection_data
#     self.where(...).limit(5)
#   end
# end

prdanelli

options = {
  to: "recipient@address.com", 
  from: "email@address.org", 
  subject: "Testing", 
  body: "This is the body"
}
ActionMailer::Base.mail(options).deliver_now