Addam Hardy addamh

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

This article has been given a more permanent home on my blog. Also, since it was first written, the development of the Promises/A+ specification has made the original emphasis on Promises/A seem somewhat outdated.

You're Missing the Point of Promises

Promises are a software abstraction that makes working with asynchronous operations much more pleasant. In the most basic definition, your code will move from continuation-passing style:

getTweetsFor("domenic", function (err, results) {
 // the rest of your code goes here.

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

SSH setup for remote pairing

If Animal and Fozzie wanted to pair on Animals machine and they both have access to shared.muppets.com then they could use the following setup

Animal will have the following in ~/.ssh/config

Host tunnel_from_muppets
  Hostname space.muppets.com
 RemoteForward 1235 localhost:22

tmux cheatsheet

As configured in my dotfiles.

start new:

tmux

start new with session name:

	#Session controller provides a token
	#/controllers/api/sessions_controller.rb
	class Api::SessionsController < Devise::SessionsController
	before_filter :authenticate_user!, :except => [:create]
	before_filter :ensure_params_exist, :except => [:destroy]
	respond_to :json

	def create
	resource = User.find_for_database_authentication(:email => params[:user_login][:email])
	return invalid_login_attempt unless resource

	#!/usr/bin/env python
	import urllib
	import pprint
	import amazonproduct
	from BeautifulSoup import BeautifulSoup
	from review import db

	AWS_KEY = 'YOUR_AWS_KEY'
	SECRET_KEY = 'YOUR_AWS_SECRET_KEY'
	API_PAGE_LIMIT = 10

	require 'net/http'

	p = Net::HTTP.get(URI.parse('http://bukk.it'))
	regexp = /href=\"(.?\..?)\"/
	images = p.scan(regexp).flatten
	image = images[rand(images.length)]

	puts "http://bukk.it/" + image

	56k: "https://123.campfirenow.com/images/56k.gif"
	bell: ":bell:"
	bezos: ":laughing::thought_balloon:"
	bueller: "anyone?"
	butts: ":open_hands: :smoking:"
	clowntown: "https://123.campfirenow.com/images/clowntown.gif"
	cottoneyejoe: ":notes::hear_no_evil::notes:"
	crickets: "hears crickets chirping"
	dadgummit: "dad gummit!! :fishing_pole_and_fish:"
	dangerzone: "https://123.campfirenow.com/images/dangerzone.png"

	license: gpl-3.0
	redirect: https://observablehq.com/@d3/hierarchical-bar-chart