AjayBarot

Please follow this steps to install ruby

1. `brew install gnupg`
2. Install rvm
  - `gpg --keyserver hkp://pool.sks-keyservers.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB`
  - `\curl -sSL https://get.rvm.io | bash -s stable --ruby`
  - `rvm autolibs disable`
  - `rvm get master`
3. Install openssl
  - `brew install rbenv/tap/openssl@1.0`

AjayBarot

require 'benchmark'

array = []
1000.times {
  array << rand(100)
}

sort_count = 10_000

default_sort_time = Benchmark.realtime do

AjayBarot

[{"id":1,"text":"Root node","children":[{"id":2,"text":"Child node 1"},{"id":3,"text":"Child node 2"}]}]

AjayBarot

Original code

def paginated(resources, per_page=Settings.pagination.default)
  if resources.present?
    unless resources.kind_of?(Array)
      resources = resources.page(params[:page]).per(per_page)
    else
      resources = Kaminari.paginate_array(resources).page(params[:page]).per(per_page)
    end
  end

AjayBarot

def sum_of_subarray(array)
  largest = {
    :sum   => array[0],
    :start => 0,
    :end   => 0
  }
  (0 .. array.length-1).each do |start_at|
    sum = 0
    start_num = array[start_at]
    next if largest[:sum] > start_num and start_num < 0

AjayBarot

# Promoter Campaigns

select_blocked_campaign_of_promoter = Campaign::Campaign.joins(:user_campaign_short_links).where(["user_campaign_short_links.is_blocked = :is_blocked AND user_campaign_short_links.user_id = :user_id", {user_id: user.id, is_blocked: true}]).map(&:business_user_id)
@blocked_bu_campaign_ids = Campaign::Campaign.where("business_user_id IN(?) ", select_blocked_campaign_of_promoter).map(&:id)

# Influencer Campaigns

select_blocked_campaign_of_influencer = Campaign::Campaign.joins(:user_campaign_short_links).where(["user_campaign_short_links.is_blocked = :is_blocked AND user_campaign_short_links.user_id = :user_id", {user_id: user.id, is_blocked: true}]).map(&:user_id)
@blocked_influencer_campaign_ids = Campaign::Campaign.where("user_id IN(?)", select_blocked_campaign_of_influencer).map(&:id)

AjayBarot

class EventsVersionUpdater < Struct.new(:id, :time)
  def perform
    event = Event.find(id)
    event.increment_version!
  end

  def schedule! options = {}
    event = Event.find(id)
    options = options.dup
    if run_every = options.delete(:run_every)