chrisdamba

const isLoggedIn = (context, event) => context.isAuthenticated
const canChooseDate = (context, event) => context.lessonType && context.subject
const canConfirm = (context, event) => context.date && context.subject

const scheduleMachine = Machine(
	{
		id: 'schedule',
		initial: 'start',
		context: {
			isAuthenticated: true,

chrisdamba

Keybase proof

I hereby claim:

• I am chrisdamba on github.
• I am christopherda (https://keybase.io/christopherda) on keybase.
• I have a public key ASDNXglfLuVao3fvuHUzQj9QNnMuWXb2Cls0U-jryg542Ao

To claim this, I am signing this object:

chrisdamba

RxJS 5 Operators By Example

⚠️ UPDATE: I have moved the contents of this gist plus more to http://www.learnrxjs.io and https://github.com/btroncone/learn-rxjs. For expanded examples, explanations, and resources, please check out this new location!

A complete list of RxJS 5 operators with easy to understand explanations and runnable examples.

Table of Contents

• buffer
• bufferCount
• bufferTime

chrisdamba

license: mit

chrisdamba

Studying for a Tech Interview Sucks, so Here's a Cheat Sheet to Help

This list is meant to be a both a quick guide and reference for further research into these topics. It's basically a summary of that comp sci course you never took or forgot about, so there's no way it can cover everything in depth. It also will be available as a gist on Github for everyone to edit and add to.

Data Structure Basics

###Array ####Definition:

• Stores data elements based on an sequential, most commonly 0 based, index.
• Based on tuples from set theory.

chrisdamba

map = function() {
    if (!this.feedback) return;
    var obj = {};
    obj[this.feedback] = 1;    
    emit(this.model, obj);
};

reduce = function(key, values) {
   var counts = {};
   values.forEach(function(v) {

chrisdamba

#-*- coding:utf-8 - *-


def load_dataset():
    "Load the sample dataset."
    return [[1, 3, 4], [2, 3, 5], [1, 2, 3, 5], [2, 5]]


def createC1(dataset):
    "Create a list of candidate item sets of size one."

chrisdamba

MyApp.module('MyApp.SomeBuilder', function(SomeBuilder, App, Backbone, Marionette, $, _){
  'use strict';

  // Controller
  // ----------

  SomeBuilder.Controller = Marionette.Controller.extend({
    initialize: function(options){
      this.navbarRegion = options.navbarRegion;
      this.mainRegion = options.mainRegion;

chrisdamba

{
	"_id" : ObjectId("5756e3e0f32d0541149c6d6d"),
	"host" : "www.mywebsite.com",
	"ip" : "0.0.0.0",
	"user_agents" : [
		{    
			"sha1": "dcc0ed6139b2c38f189c9e3c978c675bf4d5ad09", // sha1 of the user agent
			"user_agent" : "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:34.0) Gecko/20100101 Firefox/34.0",
			"created_at" : ISODate("2016-06-07T15:10:26.000Z"),
			"updated_at" : ISODate("2016-06-20T12:38:53.000Z")

chrisdamba

license: gpl-3.0