Damien Galan dam1

2015-01-29 Unofficial Relay FAQ

Compilation of questions and answers about Relay from React.js Conf.

Disclaimer: I work on Relay at Facebook. Relay is a complex system on which we're iterating aggressively. I'll do my best here to provide accurate, useful answers, but the details are subject to change. I may also be wrong. Feedback and additional questions are welcome.

What is Relay?

Relay is a new framework from Facebook that provides data-fetching functionality for React applications. It was announced at React.js Conf (January 2015).

#How I built an audio book reader for my nearly blind grandfather

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Last year, when visiting my family back home in Holland, I also stopped by my grand-parents. My grand-father, now 93 years old, had always been a very active man. However, during the presceding couple of months, he'd gone almost completely blind and now spent his days sitting in a chair. Trying to think of something for him to do, I suggested he try out audio books. After finally convincing him -- he said audio books were for sad old people -- that listening to a well performed recording is actually a wonderful experience, I realized the problem of this idea.

####The problem with audio devices and the newly blind. After my first impulse to jump up and go buy him an

	#!/bin/bash
	# from here: http://www.codingsteps.com/install-redis-2-6-on-amazon-ec2-linux-ami-or-centos/
	# and here: https://raw.github.com/gist/257849/9f1e627e0b7dbe68882fa2b7bdb1b2b263522004/redis-server
	###############################################
	# To use:
	# wget https://gist.githubusercontent.com/four43/e00d01ca084c5972f229/raw/install-redis.sh
	# chmod 777 install-redis.sh
	# ./install-redis.sh
	###############################################
	echo "*****************************************"

	//#include <SoftwareSerial.h>
	//use mega Serial 2 for serial monitor; Serial 1 on pins 19 (RX) and 18 (TX);// Serial2 on pins 17 (RX) and 16 (TX), Serial3 on pins 15 (RX) and 14 (TX).
	#define SSID "enter SSID here"
	#define PASS "enter password here"
	#define DST_IP "220.181.111.85" //baidu.com
	//SoftwareSerial dbgSerial(10, 11); // RX, TX
	void setup()
	{
	// Open serial communications and wait for port to open:
	//serial 2 is to esp8266

	# OSX for Hackers (Mavericks/Yosemite)
	#
	# Source: https://gist.github.com/brandonb927/3195465

	#!/bin/sh

	# Some things taken from here
	# https://github.com/mathiasbynens/dotfiles/blob/master/.osx

	# Ask for the administrator password upfront

	var obj = {b: 3, c: 2, a: 1};

	_.sortKeysBy(obj);
	// {a: 1, b: 3, c: 2}

	_.sortKeysBy(obj, function (value, key) {
	return value;
	});
	// {a: 1, c: 2, b: 3}

	#!/bin/sh

	set -e
	set -x

	for package in $(npm -g outdated --parseable --depth=0 \| cut -d: -f3)
	do
	npm -g install "$package"
	done

	app.directive 'mouseWheelScroll', ($timeout) ->
	return {
	restrict: 'A'
	# require: '^$ionicScroll'
	link: ($scope, $element, $attrs) ->
	scrollCtrl = $element.controller('$ionicScroll')
	console.log scrollCtrl
	unless scrollCtrl
	return console.error('mouseWheelScroll must be attached to a $ionicScroll controller.')

	// Tired of getting Meetup.com notifications? Me too.
	// 1. Navigate to: http://www.meetup.com/account/comm/ (you must be logged in!)
	// 2. Open your browser's console, and paste in the script below:

	$('.commSettings').each(function(idx, item) {var $item = $(item);var boardId = $item.attr("id").split('_')[1];var url = $item.children('form').attr('action');var params = {evRemind:1,mailing_list_status:0, submitButton:'Save Settings', submit:'submit'};params['board_' + boardId] = boardId;$.ajax({data: params, url: url, type: 'post'});});$('.generalEmailSettings').find('input[type="checkbox"]').prop('checked', false);$('.generalEmailSettings').find('input[type="submit"]').click();

	$(".email_edit_icon").click();
	setTimeout(function() {
	$(".commSettings input[type='checkbox']").prop('checked', false);
	$(".commSettings input[name='evRemind'][value='1']").prop('checked', true);
	$(".commSettings input[name='mailing_list_status'][value='0']").prop('checked', true);
	$(".commSettings form").each(function(i, f) {
	$.ajax({
	type: 'POST',
	url: $(f).attr('action'),
	data: $(f).serialize(),