dmcclory’s gists

dmcclory / pathname_collections.rb

Created August 22, 2012 22:08

functions which return all the files or all of the directories contained within a Pathname

	def collect_files(pn)
	if pn.file?
	return pn
	end
	pn.children.collect {\|cn\| collect_files(cn)}.flatten
	end

	def collect_directories(pn)
	if pn.directory?
	pn.children.collect {\|cn\| collect_directories(cn)}.flatten.reject{\|i\| i.nil?}.push(pn)

dmcclory / copy_folder.rb

Created August 23, 2012 21:23

Copying the contents of one directory to another

	# you want to recursively copy the contents of one folder to another
	# but you don't want to actually copy the first folder into the second
	#3 ways to try to copy the contents of one directory to another:

	require 'pathname'
	require 'fileutils'
	include FileUtils

	p = Pathname.new('input')
	o = Pathname.new('output')

dmcclory / gist:3908513

Created October 17, 2012 21:49

escape a list of elements

CGI.escapeElement( Ox.dump(@doc), "p", "div", "span", ... )

dmcclory / gist:3909704

Created October 18, 2012 03:26

my remove backups rake task

	task :rmbak do

	Dir["/~"].each do \|f\| ## "/" selects everything
	puts "removing #{f}" ## works in ruby, but isn't recursive on command line
	FileUtils.rm(f)
	end
	puts "rmbak: complete"
	end

dmcclory / gist:5140631

Created March 12, 2013 05:50

essence of what man does

	def troff_stuff
	Zlib::GzipReader.open(@file) do \|troff\|
	troff.read
	end
	end

	def exec_groff_less
	IO.popen("groff -Wall -pt -mandoc -Tascii \| less -J", 'w') do \|io\|
	io.write troff_stuff
	end

dmcclory / sucker_punch.rb

Last active December 19, 2015 04:39 — forked from brandonhilkert/sucker_punch.rb

use a method_added callback to realias the methods after the base class version of #perform is defined.

dmcclory / object_broswer.rb

Last active December 23, 2015 15:39

at startup, create a Hash of all the objects. then explore.

	objects = Hash.new {\|h, c\| h[c] = Array.new }

	ObjectSpace.each_object do \|o\|
	objects[o.class] << o
	end

	require 'pry'; binding.pry

dmcclory / Rinda-based Resque clone

Created February 19, 2014 01:35

	require 'rinda/tuplespace'

	# Workers will be initialized a Rinda::TupleSpace
	# (which we can use as a stand-in for Redis

	class MapReduceWorker
	def initialize(tuplespace)
	@ts = tuplespace
	@name = "MapReduceJob"
	end

dmcclory / bacon.html

Created April 16, 2014 01:01

Bacon.js example

	<html>
	<head>
	<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script>
	<script src="http://cdnjs.cloudflare.com/ajax/libs/bacon.js/0.7.10/bacon.js"></script>
	</head>
	<body>
	<div>Running total: <span id="amount"></span></div>
	<div id="ledger">
	<input type="text" id="entry">
	<button>Awesome!</button>

dmcclory / local_variables.rb

Created June 19, 2014 23:03

get a hash of local variables from a binding

Dan McClory dmcclory