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Dino Reić dux

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@gunn
gunn / close_tags.rb
Created November 8, 2010 11:39
Nokogiri can be used to fix html
require "rubygems"
require 'nokogiri'
doc = Nokogiri::HTML.parse(<<-eohtml)
<html>
<head>
<title>Hello World</title>
<body>
<h1>This is an awesome document</h1>
<p>
@carlzulauf
carlzulauf / haversine.sql
Created February 2, 2012 16:47
PostgreSQL function for haversine distance calculation, in miles
-- Haversine Formula based geodistance in miles (constant is diameter of Earth in miles)
-- Based on a similar PostgreSQL function found here: https://gist.github.com/831833
-- Updated to use distance formulas found here: http://www.codecodex.com/wiki/Calculate_distance_between_two_points_on_a_globe
CREATE OR REPLACE FUNCTION public.geodistance(alat double precision, alng double precision, blat double precision, blng double precision)
RETURNS double precision AS
$BODY$
SELECT asin(
sqrt(
sin(radians($3-$1)/2)^2 +
sin(radians($4-$2)/2)^2 *
@chetan
chetan / yardoc_cheatsheet.md
Last active May 4, 2024 11:12
YARD cheatsheet
@dhh
dhh / gist:1975644
Created March 5, 2012 00:32
class PostsController < ActionController::Base
def create
Post.create(post_params)
end
def update
Post.find(params[:id]).update_attributes!(post_params)
end
private
@dhh
dhh / gist:2492118
Created April 25, 2012 18:44
class ActionDispatch::Routing::Mapper
def draw(routes_name)
instance_eval(File.read(Rails.root.join("config/routes/#{routes_name}.rb")))
end
end
BCX::Application.routes.draw do
draw :api
draw :account
draw :session
@ndarville
ndarville / business-models.md
Last active January 13, 2024 17:27
Business models based on the compiled list at http://news.ycombinator.com/item?id=4924647. I find the link very hard to browse, so I made a simple version in Markdown instead.

Business Models

Advertising

Models Examples
Display ads Yahoo!
Search ads Google
@mdesantis
mdesantis / unicorn_init_script.sh
Last active March 21, 2018 13:18 — forked from romaimperator/unicorn_init_script.sh
Unicorn init script; it uses start-stop-daemon and supports every Ruby version manager (RVM, rbenv, chruby...)
#!/bin/sh
### BEGIN INIT INFO
# Provides: unicorn
# Required-Start: $all
# Required-Stop: $network $local_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: starts the unicorn instances
# Description: starts the unicorn server instances using start-stop-daemon
#
@jamiehodge
jamiehodge / resource.rb
Last active November 28, 2017 23:23
Server Side Events, Sequel and Postgres LISTEN/NOTIFY
require 'sequel'
DB ||= Sequel.connect ENV['DATABASE_URL']
class Resource < Sequel::Model
include Sequel.inflections
def after_save
db.notify channel
end
@vierarb
vierarb / Capfile
Created January 3, 2014 20:32
Capistrano 3
require 'capistrano/setup'
require 'capistrano/deploy'
require 'capistrano/rvm'
require 'capistrano/bundler'
# Loads custom tasks from `lib/capistrano/tasks' if you have any defined.
Dir.glob('lib/capistrano/tasks/*.cap').each { |r| import r }
@pbojinov
pbojinov / README.md
Last active December 8, 2023 21:09
Two way iframe communication- Check out working example here: http://pbojinov.github.io/iframe-communication/

Two way iframe communication

The main difference between the two pages is the method of sending messages. Recieving messages is the same in both.

Parent

Send messages to iframe using iframeEl.contentWindow.postMessage Recieve messages using window.addEventListener('message')

iframe