costa’s gists

costa / pusher.js.coffee

Created November 25, 2014 11:08

Client-side asynchronous pusher init utility: app/assets/javascripts

	window.pusher_async = (pusher_or_key, callback)->

	return _(pusher_async).delay 22, key unless Pusher?

	callback if typeof pusher_or_key is 'string' then new Pusher pusher_or_key else pusher_or_key

costa / notification.rb

Last active August 29, 2015 14:10

Rails model notification concern employing Pusher: app/models/concerns

	module Notification
	extend ActiveSupport::Concern

	included do

	after_create { notify 'created' }
	after_update { notify 'updated' }
	after_destroy { notify 'destroyed' }

	class << self

costa / _client_.coffee

Last active August 29, 2015 14:10

Rails: asynchronous pusher clientside initialisation snippet

	# ... somewhere in your Backbone app init function, after initialising the "@things" collection:
	pusher_async pusher_or_key, (pusher)=>
	pusher.connection.bind 'connected', => @things.fetch()
	new Backpusher pusher.subscribe(channel), @things
	# ... where channel's value is being rendered in the caller template like this:
	"#{ENV['FAKE_PUSHER']? PusherFake.javascript : Pusher.key.to_json}"

costa / _application_.html.haml

Last active August 29, 2015 14:10

Rails: loading asynchronous Pusher client-side (js) module: in app/views/layouts/application.html.haml

	- if defined? PusherFake
	= javascript_tag File.read Dir.glob(File.expand_path 'features/support/application/public/javascripts/vendor/pusher-2.*.js', Bundler.load.specs.find{\|s\| s.name == 'pusher-fake' }.full_gem_path).last
	- else # NOTE Since Pusher is not really useful with no internet connection... let's CDN it
	%script{:src => "http://js.pusher.com/2.0/pusher.min.js", :defer => true}

costa / mock_firebase.js.coffee

Created February 4, 2015 20:52

MockFirebase persistence shim; to be used with e.g. `window.MOCK_FIREBASE = #{{"null/things/#{id}" => firebase_val}.to_json};`

	#= require mockfirebase/browser/mockfirebase

	MockFirebase.override()

	class TrueMockFirebase extends Firebase
	constructor: (path)->
	super
	_(=>
	if window.MOCK_FIREBASE && MOCK_FIREBASE[path]
	@set(MOCK_FIREBASE[path])

costa / docker-init.sh

Last active April 6, 2016 11:32

.dockerrc-enabling bash init

	# NOTE source this file from $HOME/.bashrc
	# NOTE and have a .dockerrc — e.g. containing "eval $(docker-machine env default)" — in your project directory

	_before_dmm_docker() { command docker "$@"; }
	OLD_DOCKER_FUNC="`declare -f docker`"
	if [ -n "$OLD_DOCKER_FUNC" ]
	then eval "_before_dmm_$OLD_DOCKER_FUNC"
	fi
	docker() {
	local OLD_IFS="$IFS"

costa / exp.js

Created August 14, 2016 16:02

different event behaviour comparison

	'use strict';
	/* eslint-disable no-console */

	var TEST_DELAY = 0;
	var TEST_SIZE = 1000;
	console.log('TO-Starting ' + TEST_SIZE);
	var tos = Array.apply(null, Array(TEST_SIZE)).map(function startTimeout() {
	return setTimeout(function stopAllTimeouts() {
	try {
	console.log('TO-Stopping ' + tos.length);

costa / files-excerpt.gemspec

Created August 26, 2016 12:18

better (.gemignore-based) gem spec.files globbing for build (not depending on git)

	def self.ignore_match(pattern, path)
	path = '/' + path unless path =~ %r'^/'
	if File.directory?(path)
	path += '/' unless path =~ %r'/$'
	end
	if pattern.is_a?(Array)
	pattern
	else
	[pattern]
	end.any? do \|pattern\|

costa / docker-dev.sh

Last active March 9, 2020 00:33

simple docker-machine-based dev helper

costa / gcloud-machine-sendgrid-mail-setup.sh

Last active March 8, 2018 15:32

docker-machine ssh some-gcloud-machine 'curl <THIS-GIST-RAW-URL> | sudo sh'

	echo "postfix postfix/mailname string ido-dev.bandmanage.com" \| debconf-set-selections
	echo "postfix postfix/main_mailer_type string 'Internet Site'" \| debconf-set-selections
	apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y postfix libsasl2-modules \|\| exit 2

	grep -vE 'default_transport = error\|relay_transport = error' /etc/postfix/main.cf > /tmp/main.cf
	cat /tmp/main.cf > /etc/postfix/main.cf
	echo '
	relayhost = [smtp.sendgrid.net]:2525
	smtp_tls_security_level = encrypt
	smtp_sasl_auth_enable = yes

Costa Shapiro costa