Mike Subelsky subelsky

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

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

SSH/Readline cheatsheet

Under Emacs mode, typically the default for most shells.

Ctrl + B

Basic moves
Move back one character

	#!/usr/bin/env bash
	#
	# Show an OSX alert
	#
	# This is useful when used in conjunction with a long-running script. Use this script to
	# get a notification when te long-running script finishes.
	#
	# Eg:
	#
	# $ ./someprocess ; boo


	module ConcurrentSpawn
	def self.run(commands, &block)
	processes = spawn(commands)
	collect_output(processes, &block)
	end

	def self.spawn(commands)
	processes = commands.map do \|cmd\|
	r, w = IO.pipe

	require 'pty'
	require 'expect'

	PTY.spawn('sftp [email protected]:/uploads') do \|input, output\|

	# Say yes to SSH fingerprint
	input.expect(/fingerprint/, 2) do \|r\|

	output.puts "yes" if !r.nil?

	connection = Faraday::Connection.new('http://example.com') do \|builder\|
	builder.request :url_encoded # for POST/PUT params
	builder.adapter :net_http
	end

	# same as above, short form:
	connection = Faraday.new 'http://example.com'

	# GET
	connection.get '/posts'

	# Echo number of GIT commits per year.
	git log --pretty='format:%cd' --date=format:'%Y' \| uniq -c \| awk '{print "Year: "$2", commits: "$1}'

	# From http://garmoncheg.blogspot.com/2012/06/pretty-git-log.html
	git config --global alias.lg "log --color --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit --"