hankyates

var elements = ['foo', 'bar', 'baz']

for(i=0; i < elements.length; i++){
  elements[i].setClick(function(){
    alert(i);
  });
}

elements[0].click(); // what happens?

hankyates

var vimBinding = document.createElement('script');
vimBinding.setAttribute('src','https://raw.github.com/marijnh/CodeMirror/master/keymap/vim.js');
 
 
var mirrors = document.querySelectorAll('.CodeMirror');
 
// browser support for onload may be iffy ...
vimBinding.onload = function () {
  Array.prototype.forEach.call(mirrors, function (instance){
   instance.CodeMirror.setOption('keyMap','vim');

hankyates

<% _.forEach(projects, function (project) {%>
.<%= project.name %> {
  background-img: url('img/projects/<%= project.img %>'); 
<% }); %>

hankyates

// Implement an exclusive OR function called `preferredName` that has the following interface:

var FirstName,
    LastName;

preferredName(FirstName, LastName);
// -> false

FirstName = 'Hank';

hankyates

// Given the following data structure
// implement a oldestLivingFather method 
// that will return the name of the oldest 
// living father.

var people = [
  {
    name: 'Hank',
    age: 29,
    father: 'Don'

hankyates

// Implement a decorator function that takes 
// a function as an argument and will track
// how many times the passed function was called.

function Add(x, y) {
  return x + y; 
}

var Add = countDecorator(Add);

hankyates

// Write a function that takes in a string seperated by a seperator, and will return an array 
// of strings in between the seperators.

var sampleInput = 'asdf$lskd1234$asdo';

stringDelemiter(sampleInput, '$');
// -> ['asdf', 'lskd1234', 'asdo']

hankyates

function oldestLivingParent(people) {
  var livingParents = {};
  var sortedByAge = [];
  var oldestLivingParent = false;
  var isDead = function(p) {
    return !person.age;
  };
  var isParent = function(p) {
    return !!livingParent[p.name];
  };

hankyates

find . -type f -exec sed -i -e 's%../app/%./%g' {} \;
find . -type f -exec sed -i -e 's%../build/%./views/%g' {} \;

find . -type f -exec sed -i '' -e 's%this.getDOMNode()%ReactDOM.findDOMNode(this)%g' {} \; 
// osx sed -i expects an extension
// Illegal command try export LANG=C

hankyates

var wat = React.createClass({
    render: function() {
      return <div className="wat" onClick={function() {console.log('hi')}}/>
    }
  });
ReactTestUtils.renderIntoDocument(<wat/>);
var huh = ReactTestUtils.scryRenderedDOMComponentsWithTag(wat, 'div');
ReactTestUtils.Simulate.click(huh);

// Error: InstanceHandle not injected before use!