jbodah’s gists

jbodah / test_server.rb

Last active November 21, 2018 20:57

test server

	#! /usr/bin/env ruby

	$: << 'test'
	require 'bundler/setup'
	require 'socket'
	require 'terminal-notifier' if ENV['NOTIFY']

	module TestServer
	class << self
	SOCK = "test.sock".freeze

jbodah / autoyard.rb

Created September 21, 2018 21:57

autoyard spike

	require 'spy'
	require 'spy/util'

	TypeAnalysis = Module.new
	TypeAnalysis.extend(Spy::API)
	singleton_spy = TypeAnalysis.on_object(NegativeKeywordSelectorTrie)
	singleton_spy = Spy::Util::TypeAnalysis.new(singleton_spy).decorate
	class_spy = TypeAnalysis.on_class(NegativeKeywordSelectorTrie)
	class_spy = Spy::Util::TypeAnalysis.new(class_spy).decorate

jbodah / arel_patch.rb

Created September 19, 2018 15:27

adding Arel-supported alias_column support to Rails

	require 'arel/attributes/attribute'

	module ColumnAlias
	module ArelAttributePatch
	def name
	return super unless relation.engine.respond_to?(:column_aliases)
	name_given = super
	relation.engine.column_aliases[name_given] \|\| name_given
	end
	end

jbodah / disk_bottleneck.sh

Created June 4, 2018 15:32

how to check for a disk bottleneck

	iostat -xmt 2

	# Example output:
	06/04/2018 03:29:38 PM
	avg-cpu: %user %nice %system %iowait %steal %idle
	11.14 0.00 0.75 1.00 0.13 86.98

	Device: rrqm/s wrqm/s r/s w/s rMB/s wMB/s avgrq-sz avgqu-sz await svctm %util
	xvda 0.00 65.00 18.00 1450.50 0.21 23.29 32.79 6.17 4.20 0.08 11.40

jbodah / page_fault

Created June 1, 2018 20:08

check the number of page faults

ps -eo min_flt,maj_flt,cmd | grep mongod.conf | grep -v grep

jbodah / audio-edge-test.html

Created January 20, 2018 18:53

detecting audio edges for auto-trimming using the web audio api

	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="UTF-8" />
	<title>audio edge test</title>
	</head>
	<body>
	</body>
	<script>
	var audioCtx = new AudioContext();

jbodah / multiplex.rb

Created March 16, 2017 19:18

io multiplexing

	module TermTerm
	def self.start!(command)
	master, slave = PTY.open
	comand = "script --return -c '#{command}' /dev/null"
	i,_,e,t = Open3.popen3(command, out: slave)
	multi = TermTerm::Multiplexer.new
	multi.forward($stdin, i)
	multi.forward(master, $stdout)
	multi.forward(e, $stderr)
	multi.run!

jbodah / gist:797da4104cfe6c4eb560ad5371b131a2

Created February 22, 2017 19:26

which proc listening on port?

lsof -i :3081

jbodah / pre-push

Last active July 18, 2016 16:20

pre-push2

	##
	# Run syntax checks before pushing
	#
	# Installation:
	# 1. Copy this gist to .git/hooks/pre-push
	# 2. chmod +x .git/hooks/pre-push
	#
	# NOTE: you can also just call `rubocop --auto-correct` if you would rather

	#! /usr/bin/env sh

jbodah / say_hipchat.rb

Created May 6, 2016 18:09

say_hipchat

	#! /usr/bin/env ruby

	require 'yaml'
	require 'hipchat'

	def config
	@config \|\|= YAML.load_file(File.expand_path File.join(__FILE__, '../.env.yml'))
	end

	def hipchat

Josh Bodah jbodah