valikos

cd `brew --prefix`
git remote rm origin
git remote add origin https://github.com/mxcl/homebrew.git
git fetch origin
git reset --hard origin/master

valikos

var person = new Object();
function setName(obj) {
  obj.name = 'Vasiliy';
  obj = new Object();
  obj.name = 'Batman!!!';
}
setName(person);
alert(person.name);

valikos

# find head commit
git reflog

# now reset hard - where N is the head commit found in the reflog
git reset --hard HEAD@{N}

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class Dog
  attr_reader :name
  
  def vote
    'Woof!'
  end
  
  def mood
    'happy'  
  end

valikos

var unsortArray = [3, 5, 2, 7, 6, 8, 9, 1, 0, 4]

function selectionSort(array) {
	n = array.length;
  for (i = 0; i < n - 1; i++) {
  	var smallest = i
    for (j = i + 1; j < n; j++) {
			if (array[j] < array[smallest]) {
				smallest = j
      }    

valikos

# refinements.rb
module TimeExtensions
  refine Integer do
    def minutes; self * 60.000001; end
  end
end

class MyApp
  using TimeExtensions

valikos

query {
  hero: character(hero: true) {
    firstName
  }
  antihero: character(hero: false) {
    firstName
  }
}

query {

valikos

{
  "data": {
    "character": {
      "firstName": "Jon",
      "lastName": "Snow",
      "friends": [
        {
          "firstName": "Hodor",
          "lastName": null
        },

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type Character {
  firstName: String!
  lastName(reverse: Boolean): String
  friends(last: Int): [Character!]
}

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module Types
  class CharacterType < BaseObject
    field :first_name, String, null: false
    field :last_name, String, null: true
    field :friends, [Types::CharacterType], null: true
  end
end