Oleksii Bobyriev sfate

Connect to ECS container

Requires

aws-cli - https://aws.amazon.com/cli/
jq - https://stedolan.github.io/jq/

Configure path to your ECS SSH key file ~/.bashrc

echo 'export ECS_PEM_FILE=$HOME/docker.pem' >> ~/.bashrc

#Simple Authentication with Bcrypt

This tutorial is for adding authentication to a vanilla Ruby on Rails app using Bcrypt and has_secure_password.

The steps below are based on Ryan Bates's approach from Railscast #250 Authentication from Scratch (revised).

You can see the final source code here: repo. I began with a stock rails app using rails new gif_vault

##Steps

Rails < 2.3 patch for CVE-2013-0333 vulnerability:

Add CVE-2013-0333_patch.rb in '/config/initializers' directory.
Add okjson.rb in '/lib' directory.

To test the parser, try to decode with a bad formatted json: (I don't know if it's the best test, but you check if you are using the json parser in the rails 2.3 official patch)

In console, before patch:

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:

	* {
	font-size: 12pt;
	font-family: monospace;
	font-weight: normal;
	font-style: normal;
	text-decoration: none;
	color: black;
	cursor: default;
	}

	####
	# 1. Simple assertion of required arguments
	####
	# - You can forget #fetch
	# - You get a better error, and always on the line where method is defined

	def search(options = {})
	query = options.fetch(:query)
	end
	search() # => KeyError: key not found :query

	// Future versions of Hyper may add additional config options,
	// which will not automatically be merged into this file.
	// See https://hyper.is#cfg for all currently supported options.

	module.exports = {
	config: {
	// default font size in pixels for all tabs
	fontSize: 14,

	// font family with optional fallbacks

	$ cat test.js
	function foo () { while (true) { } }
	function bar () { return foo(); }
	bar();
	$ node test.js &
	$ gdb attach $(pidof node)
	0x00000bf778c63d5f in ?? ()
	(gdb) b v8::internal::Runtime_StackGuard
	Breakpoint 1 at 0x84a1f0
	(gdb) print 'v8::V8::TerminateExecution'(0)

	// Just before switching jobs:
	// Add one of these.
	// Preferably into the same commit where you do a large merge.
	//
	// This started as a tweet with a joke of "C++ pro-tip: #define private public",
	// and then it quickly escalated into more and more evil suggestions.
	// I've tried to capture interesting suggestions here.
	//
	// Contributors: @r2d2rigo, @joeldevahl, @msinilo, @_Humus_,
	// @YuriyODonnell, @rygorous, @cmuratori, @mike_acton, @grumpygiant,

	function whatDoesItDo(val){

	return val ? 1 : 2;

	}