akirill0v

pragma solidity ^0.4.6;

/// Implements ERC 20 Token standard: https://github.com/ethereum/EIPs/issues/20
/// @title Abstract token contract - Functions to be implemented by token contracts.

contract AbstractToken {
    // This is not an abstract function, because solc won't recognize generated getter functions for public variables as functions
    function totalSupply() constant returns (uint256 supply) {}
    function balanceOf(address owner) constant returns (uint256 balance);
    function transfer(address to, uint256 value) returns (bool success);

akirill0v

Ruby on Rails development setup on Ubuntu 14.04

Create new user

https://www.digitalocean.com/community/tutorials/how-to-create-a-sudo-user-on-ubuntu-quickstart

# Create new user with sudo
adduser develop
usermod -aG sudo develop

Configure sudo for call it without password

akirill0v

# swith to sudo
sudo -i

# create swap
touch /2GiB.swap
chattr +C /2GiB.swap
fallocate -l 2048m /2GiB.swap
chmod 600 /2GiB.swap
mkswap /2GiB.swap

akirill0v

require 'logger'
$logger = Logger.new(STDOUT)

require 'active_support/cache'
$cache = ActiveSupport::Cache.lookup_store(:memory_store)
$cache.logger = $logger
$cache.clear

class EtagMiddleware

akirill0v

require 'csv'

module Exporter
  DEFAULT_EXPORT_TABLES = [ FaceNew::User ]
  DESTINATION_FOLDER = "tmp/"

  def self.included(klass)
    klass.extend ClassLevelMethods
  end

akirill0v

What forces layout / reflow

All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.

Element

Box metrics

• elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent
• elem.clientLeft, elem.clientTop, elem.clientWidth, elem.clientHeight
• elem.getClientRects(), elem.getBoundingClientRect()

akirill0v

http://blip.tv/file/get/Richhickey-ClojureDataStructuresPart1411.flv
http://blip.tv/file/get/Richhickey-ClojureDataStructuresPart2306.flv
http://blip.tv/file/get/Richhickey-ClojureSequences733.flv
http://blip.tv/file/get/Richhickey-ClojureConcurrency252.flv
http://blip.tv/file/get/Richhickey-ClojureForJavaProgrammers2Of2680.mov
http://blip.tv/file/get/Richhickey-ClojureForJavaProgrammers1Of2174.flv
http://blip.tv/file/get/Richhickey-ClojureForLispProgrammersPart2299.mov
http://blip.tv/file/get/Richhickey-ClojureForLispProgrammersPart1372.flv
http://blip.tv/file/get/Richhickey-HammockdrivenDevelopment465.mov
http://blip.tv/file/get/Richhickey-MichaelFogusFertileGroundTheRootsOfClojure492.mov

akirill0v

#!/usr/bin/env ruby

# Usage
# $ docker-machine create my-machine123 -d virtualbox
# $ ruby <(curl -L https://git.io/vvvco) my-machine123
# https://gist.github.com/mattes/4d7f435d759ca2581347

require 'erb'

bootlocalsh = %Q(#/bin/bash

akirill0v

# In your test_helper.rb
class ActiveRecord::Base
  mattr_accessor :shared_connection
  @@shared_connection = nil

  def self.connection
    @@shared_connection || retrieve_connection
  end
end

akirill0v

require 'rom'
require 'anima'

class User
  include Anima.new(:id, :name, :tasks)
end

class Task
  include Anima.new(:title)
end