malclocke

# Runs assert_difference with a number of conditions and varying difference
# counts.
#
# Call as follows:
#
#   assert_differences([['Model1.count', 2], ['Model2.count', 3]])
#
def assert_differences(expression_array, message = nil, &block)
  b = block.send(:binding)
  before = expression_array.map { |expr| eval(expr[0], b) }

malclocke

$ git branch -r --merged | 
  awk -F'/' '/^ *origin/{if(!match($0, /(>|master)/)){print $2}}' | 
  xargs git push origin --delete

malclocke

require 'sequel'
require 'logger'

DB = Sequel.sqlite(loggers: [Logger.new(STDOUT)])

DB.create_table :authors do
  primary_key :id
  String :name
end

malclocke

#
# Example of how to convert CSV data on read, in this case parsing
# some JSON in a CSV.
#
require 'csv'
require 'json'

csv = <<EOT
id,json_stuff
1,"{""foo"":""bar""}"

malclocke

echo -n "3pm Christmas Day in LA in local timezone: "
date --date 'TZ="America/Los_Angeles" 2016-12-25T15:00'

echo -n "3pm Christmas Day in LA in London: "
TZ="Europe/London" date --date 'TZ="America/Los_Angeles" 2016-12-25T15:00'

malclocke

# Example integration spec for a Rake task in Rails
#
# cat <<EOT > lib/tasks/myapp.rake
# namespace :myapp do
#   task :mytask => :environment do
#     puts "Hello"
#   end
# end
# EOT

malclocke

#! /usr/bin/env python
import pyfits
import argparse

parser = argparse.ArgumentParser(
    description='Add BeSS FITS headers to a file')
parser.add_argument('filename', type=str, help='FITS filename')
parser.add_argument('--outfile', '-o', type=str, help='Output filename',
    required=True)

malclocke

# RSpec matcher to spec delegations.
#
# Usage:
#
#     describe Post do
#       # post.name -> post.author.name
#       it { should delegate(:name).to(:author) }
#
#       # post.author_name -> post.author.name
#       it { should delegate(:author_name).to(:author).as(:name) }

malclocke

#!/bin/bash

usage() {
  cat <<EOT
Usage: PAPERTRAIL_API_TOKEN=abc123 $0 directory

Save all papertrail archives to outdir.  Existing files will not be
overwritten if they have the correct filesize.

PAPERTRAIL_API_TOKEN can be found under the 'Me -> Profile' in Papertrail,

malclocke

autocmd User Rails/app/assets/javascripts/*/*.js
  \ let b:rails_alternate = substitute(
  \                           substitute(rails#buffer().path(), 'app/assets/', 'spec/', ''),
  \                           '.js', '_spec.js', '')
autocmd User Rails/spec/javascripts/*/*_spec.js
  \ let b:rails_alternate = substitute(
  \                           substitute(rails#buffer().path(), 'spec/', 'app/assets/', ''),
  \                           '_spec.js', '.js', '')