dobryakov’s gists

dobryakov / array_slicer.rb

Created August 8, 2018 10:38

array slicer by summary length of elements

arr    = ['Эспоркам', 'Лаваж Маткевича', 'дермазол мазь', 'фуродолизон', 'Мазь от ворикоза', 'литолизин', 'Дженерик-левитра', 'бесопролол тева', 'вальпорат', 'Гестомакс', 'вазобра', 'деметилсулбфаксид', 'Неметалла', 'Иглы ново фвйн', 'фиксир', 'дипросалик 30', 'Бозирон ас 2', 'Дешёвый аналог тиаксевазин', 'воловир', 'де нол', 'Лориста,', 'Иикролакс', 'Тест-полоски ван тач ультра', 'testests', 'Йодомарин', 'Shop', 'Гексенал', 'Димексида', 'Корвамин', 'Марганцовокислый', 'ХлорофилиптХло', 'катария', 'Гептопюр', 'Метабалаза', 'изикар', 'ля рош spf', 'Телиста', 'спироналактон 50мг', 'канимицин', 'подмышечники', 'крем от солнеца', 'ксалинол гель', 'антибиотик капли', 'jrjvbwby', 'Масопатийный сбор', 'bioretin', 'шампунь кофеин', 'afcnev', 'бифидум бик', 'ОРУНГОМИН', 'Non stop', 'Биоойл масло', 'Целеконивее подушечки между пальцам', 'бензимидазолы', 'Солнцезащитный флюид', 'валидол в таблетках', 'Юниобин', 'мильдронат', 'голова', 'Бронхол', 'Витамин B 12', 'ESTHETIC HOU', 'Ацикловир ахрихин', 'Эдас 101', '95804385

dobryakov / comments-with-likes-example.json

Created October 10, 2016 14:14

	{
	"comments":[
	{
	"id": 1,
	"body": "comment 1",
	"likes": [
	{
	"id": 1,
	"user": {
	"id": 11,

dobryakov / backend-app.conf

Last active September 30, 2016 12:08

Hide AWS S3 endpoint of your static content (Rails+Nginx example)

	server {

	valid_referers none blocked frontend.yourdomain.com *.frontend.yourdomain.com;
	if ($invalid_referer) {
	return 403;
	}

	map $http_x_project_private $prevent_hack {
	default "1";
	'SecretHeader' "0";

dobryakov / nginx maintenance page

Created March 21, 2016 10:12

	if (-f /projects/abc/public/maintenance.html) {
	return 503;
	}
	error_page 503 @maintenance;
	location @maintenance {
	root /projects/abc/public;
	rewrite ^(.*)$ /maintenance.html break;
	}

dobryakov / puma-dev.ini

Created February 26, 2016 13:51

supervisord puma config example

	[program:puma-dev]
	command=/usr/local/rvm/gems/ruby-2.2.0/bin/puma -b unix:///tmp/meetplay-dev.sock -e development -t 2:8
	process_name=%(program_name)s
	numprocs=1
	directory=/home/dg/projects/meetplay
	umask=022
	priority=999
	autostart=true
	autorestart=unexpected
	startsecs=10

dobryakov / meetplay_events_observer.rb

Created February 4, 2016 16:37

delayed jobs observer (assert_triggering)

	def initialize

	@events = {}

	ActiveSupport::Notifications.subscribe do \|*args\|
	event_name = args[0]
	payload = args[4]
	@events[event_name] = {} if @events[event_name].nil?
	@events[event_name]['pointer'] = 0 if @events[event_name]['pointer'].nil?
	@events[event_name]['history'] = [] if @events[event_name]['history'].nil?

dobryakov / .bashrc

Created January 18, 2016 11:22

Linux shell colors: red root, green user

PS1='\[\e[1;32m\][\u@\h \W]\$\[\e[0m\] '

dobryakov / _sign_up.html.erb

Created January 18, 2016 11:15

rails time_zone_select with full timezone names (TZInfo)

<%= time_zone_select(:user, :time_zone, nil, { model: TZInfo::Timezone, default: 'Europe/Moscow' } ) %>

dobryakov / meet.rb

Last active November 25, 2015 13:32

@items.to_json(:user => current_user)

	attr_accessor :current_user

	def serializable_hash(options={})
	options = {} if options.nil?
	self.current_user = options[:user]
	options[:methods] \|\|= [ :participated_friends_ids ]
	super(options)
	end

	def participated_friends_ids(user = self.current_user)

dobryakov / url_sanitizer.rb

Created November 4, 2015 13:45

flexible url sanitizer

	module UrlSanitizer
	extend ActiveSupport::Concern

	require 'uri'

	# this concern creates a 'virtual' method, for example 'site_url=(arg)',
	# which validates and sanitizes url by metaprogramming magic

	# usage in model:
	# include UrlSanitizer

Grigoriy Dobryakov dobryakov