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@hgmnz
hgmnz / dblink-demo
Created March 6, 2013 16:33
How to move data from one postgres database to another using dblink. Useful for cherry-picking data from a remote database
@eclosson
eclosson / pdf_merger.rb
Created January 11, 2013 18:29
Merging PDFs with Prawn
class PdfMerger
def merge(pdf_paths, destination)
first_pdf_path = pdf_paths.delete_at(0)
Prawn::Document.generate(destination, :template => first_pdf_path) do |pdf|
pdf_paths.each do |pdf_path|
pdf.go_to_page(pdf.page_count)
@mscoutermarsh
mscoutermarsh / application.rb
Created December 15, 2012 18:35
CORS - rails/grape
# Add this to your application.rb
config.middleware.use Rack::Cors do
allow do
origins '*'
# location of your API
resource '/api/*', :headers => :any, :methods => [:get, :post, :options, :put]
end
end
@masonforest
masonforest / gist:4048732
Created November 9, 2012 22:28
Installing a Gem on Heroku from a Private GitHub Repo

Installing a Gem on Heroku from a Private GitHub Repo

Sometimes you want to use a gem on Heroku that is in a private repository on GitHub.

Using git over http you can authenticate to GitHub using basic authentication. However, we don't want to embed usernames and passwords in Gemfiles. Instead, we can use authentication tokens.

  1. Get an OAuth Token from GitHub

First you will need to get an OAuth Token from GitHub using your own username and "note"

@Fivell
Fivell / filter_numeric_range_input.rb
Created November 1, 2012 18:43
activeadmin numeric range filter
module ActiveAdmin
module Inputs
class FilterNumericRangeInput < ::Formtastic::Inputs::StringInput
include FilterBase
def to_html
input_wrapping do
[ label_html,
@n1k0
n1k0 / Howto.md
Created October 1, 2012 17:59
CasperJS test cli hooks example

Put test1.js and test2.js into a tests/ directory, then run the suite:

$ casperjs test tests/ --pre=pre.js --includes=inc.js --post=post.js
Test file: /Users/nperriault/tmp/pre-inc/pre.js                                 
Hey, I'm executed before the suite.
Test file: /Users/nperriault/tmp/pre-inc/tests/test1.js                         
# this is test 1
Hi, I've been included.
PASS Subject is strictly true
@hoverlover
hoverlover / add_fieldset.js
Created August 31, 2012 14:00
Dynamically add fieldset to sencha FormPanel
App.views.creditCardForm.items.items[0].up('form').insert(1, {
xtype: 'fieldset',
id: 'customerInfoFormFieldset',
title: 'Name and Address Details',
instructions: 'Please enter your name and address.',
defaults: {
xtype: 'textfield',
labelAlign: 'left',
labelWidth: '40%',
required: false,
@marcedwards
marcedwards / high-dpi-media.css
Last active November 19, 2023 12:56
A CSS media query that captures almost all high DPI aware devices.
/* ---------------------------------------------------------- */
/* */
/* A media query that captures: */
/* */
/* - Retina iOS devices */
/* - Retina Macs running Safari */
/* - High DPI Windows PCs running IE 8 and above */
/* - Low DPI Windows PCs running IE, zoomed in */
/* - Low DPI Windows PCs and Macs running Firefox, zoomed in */
/* - Android hdpi devices and above */
@hoverlover
hoverlover / faking_it_with_savon.rb
Created April 20, 2012 20:09
Faking it with Savon. Returns a fake response instead of hitting the soap service.
require 'spec_helper'
describe "Faking it with Savon" do
before do
Savon.hooks.define "Fake Response", :soap_request do
HTTPI::Response.new(200, {}, "<Envelope><Body><response>Success!</response></Body></Envelope>")
end
after do
Savon.hooks.reject! "Fake Response"
@dbainbridge
dbainbridge / app.js
Created April 19, 2012 20:48
How to use socket.io with Express 3
/**
* Module dependencies.
*/
var express = require('express')
, routes = require('./routes')
, http = require('http');
var app = express();
var server = app.listen(3000);