Igor Kasyanchuk igorkasyanchuk

Ruby on Rails Tech/Team Lead from Ukraine and a big fan of open-source work.

igorkasyanchuk / gist:0ff9eb109c937545510e1d452c26d7f6

Created February 17, 2020 08:06

xxx

igorkasyanchuk / Learn Ruby.md

Last active September 26, 2019 08:36

General

igorkasyanchuk / gist:fd2652aa0b532d5e82a99833a1761752

Created July 26, 2019 17:53

vmware resize disk ubuntu

	gparted
	merge & resize
	sudo lvextend -r -l+100%FREE /dev/mapper/ubutnu-vg-root
	sudo resize2fs /dev/mapper/ubutnu-vg-root

igorkasyanchuk / gist:3eb18b531d81d369ede079e7c064a5fd

Created October 4, 2018 11:25

linux commands

du -h . -d 1 | sort -nr

igorkasyanchuk / gist:ba35578b01f1d6f7763fdd9f3eb25cd9

Last active November 7, 2019 06:47 — forked from evtuhovich/gist:1134998

Список вопросов для собеседования

	ООП
	що таке SOLID
	розкажи про якийсь з цих принципів
	3 принципа ООП
	Ruby
	принципиальное различие скриптовых и “обычных” языков
	реализация множественного наследования в ruby (модулі)
	duck typing
	многопоточность в ruby
	метапрограмінг в рубі

igorkasyanchuk / gist:7972080816fffc86ef299f3eda17c146

Last active September 15, 2017 11:22

hooks.rb

	require 'rubygems'
	require 'pry'

	class Hooks
	def initialize; @callbacks \|\|= Hash.new({before: [], after: []}) end
	def to_s; @callbacks.inspect; end

	def register_hook(type, method_name, callback_method = nil, &block)
	@callbacks[method_name][type].push(callback_method \|\| block)
	end

igorkasyanchuk / gist:615f22516e2a4de359eda7a1135df0b4

Last active March 13, 2022 10:33

diff using paper trail and diff gem

igorkasyanchuk / gist:c23c1cb6218a43b98a1dca0af08dac9e

Created April 18, 2017 14:43

x.rb

	## ----

	settings = DashboardSettings.new(user: current_user)
	card = settings.card(params[:id])
	json: card.to_json

	component = DashboardComponent.new(user: current_user) # inside DashboardSettings
	json: component.to_json

	## ----

igorkasyanchuk / file.json

Created February 23, 2017 13:35

igorkasyanchuk / gist:d54da599e78903a3de11fc4bc3b06359

Created February 23, 2017 13:35