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@jamesduncombe
jamesduncombe / mkspin.rb
Created February 23, 2013 14:34
Simple little script to keep my external drive spinning as it likes to go to sleep... lots...
#!/usr/bin/env ruby
#
# Keep the external drive spining!
#
require 'fileutils'
# set the name of the file to write
FILE = '/Volumes/Drive_Name/.stayawake'
@jamesduncombe
jamesduncombe / array_operators.rb
Last active December 18, 2015 13:09
Ruby's array operators - Intersection, Union and Difference
# Ruby's Array operators
a = 1,2,3,4
b = 2,3,4,5
# Intersection
a & b # => [2, 3, 4]
# Union
a | b # => [1, 2, 3, 4, 5]
@jamesduncombe
jamesduncombe / pagination.php
Last active December 20, 2015 17:59
Pagination with MySQL and PHP
<?php
/**
* Handling offsets for articles in series using PHP and MySQL
* pages is the table for articles
*/
$number_of_articles_per_page = 10;
$page = 1;
class FakerNames
FIRST_NAMES = %w(James Nathan Stew John Ben Adrian Will George)
LAST_NAMES = %w(Smith Goddard Duncombe Harrason Mandela James Boom Johnson)
attr_accessor :used_combos, :used_first_names, :used_last_names
def initialize
@used_combos = []
@used_first_names = []
@jamesduncombe
jamesduncombe / Working-3D-flip.markdown
Created December 17, 2013 23:38
A Pen by James Duncombe.
@jamesduncombe
jamesduncombe / jpeg_smash.rb
Created July 1, 2014 20:47
JPEG Smash but in Ruby...
#!/usr/bin/env ruby
require 'optparse'
options = {}
# Markers
JPEG_START = 'ffda'
JPEG_END = 'ffd9'
OptionParser.new do |opts|
@jamesduncombe
jamesduncombe / svgripper.rb
Last active March 30, 2016 17:52
Quick and dirty SVG icon spriter
#!/usr/bin/env ruby
#
# Sprites SVG icons into a single output
#
# Sample output which you'd put in the page:
#
# <svg version="1.1" xmlns="http://www.w3.org/2000/svg" style="display: none;">
# <symbol id="icon-name" viewBox="0 0 76.7 89.6">
# <path d="M71.2,28.1c-3,0-5.5,2.5-5.5" />
# </symbol>
@jamesduncombe
jamesduncombe / vaultoro api signature.exs
Last active May 5, 2016 14:37
Function for generating the API signature for Vaultoro's API - https://api.vaultoro.com
defmodule Vaultoro do
@doc """
secret = The Vaultoro secret generated along with your API key
endpoint = The full URL that you are requesting (with all params) e.g: https://api.vaultoro.com/1/balance?nonce=9&apikey=_MY_API_KEY_
"""
def signature(secret, endpoint) do
:crypto.hmac(:sha256, secret, endpoint)
|> Base.encode16(case: :lower)
end
@jamesduncombe
jamesduncombe / config.ru
Last active November 13, 2018 12:06
Sinatra basic setup
# Mock app for Timber.io
# Ruby v2.2.1p85
# Sinatra v1.4.7
# Started with just `rackup`
require 'bundler'
Bundler.require
require 'json'
shasum -b -a 384 assets/static/js/codemirror.min.js | awk '{ print $1 }' | xxd -r -p | base64