igrigorik

require 'faraday'
require 'net/http'
require 'pp'

# Repos: 
# https://github.com/technoweenie/faraday
# https://github.com/pengwynn/faraday_middleware

# Blog posts: 
# http://adventuresincoding.com/2010/09/writing-modular-http-client-code-with-faraday

denmarkin

# See http://rubydoc.info/gems/will_paginate/2.3.15/WillPaginate/Collection.create
# See https://github.com/mislav/will_paginate/blob/master/lib/will_paginate/array.rb
# Do in application_helper.rb or application_controller.rb (or somewhere else application-wide)
require 'will_paginate/collection'
Array.class_eval do
  def paginate(options = {})
    raise ArgumentError, "parameter hash expected (got #{options.inspect})" unless Hash === options

    WillPaginate::Collection.create(
        options[:page] || 1,

Amitesh

require 'rubygems'
require 'zip/zip'

def unzip_file (file, destination)
  Zip::ZipFile.open(file) { |zip_file|
   zip_file.each { |f|
     f_path=File.join(destination, f.name)
     FileUtils.mkdir_p(File.dirname(f_path))
     zip_file.extract(f, f_path) unless File.exist?(f_path)
   }

dblock

module ApiPageHelper
  PAGINATE_OPTIONS = {
    :default_page_size => 10
  }
  PAGINATE_PARAMS = [ "page", "offset", "size" ]
  def paginate(coll, options = {})
    options = PAGINATE_OPTIONS.merge(options)
    if params[:page]
      page = params[:page].to_i
      size = (params[:size] || options[:default_page_size]).to_i

abernier

// ==UserScript==
// @id             acegist
// @name           ACEgist
// @author         Antoine BERNIER (abernier)
// @version        0.1.2
// @description    ACE editor in your gists
// @match          https://gist.github.com/gists/*/edit
// ==/UserScript==

(function (d, cb) {

phpdude

        location /resize {
                alias /tmp/nginx/resize;
                set $width 150;
                set $height 100;
                set $dimens "";

                if ($uri ~* "^/resize_(\d+)x(\d+)/(.*)" ) {
                        set $width  $1;
                        set $height $2;
                        set $image_path $3;

JoshCheek

/(?<area_code>\d{3}) (?<local_number>\d{3}-\d{4})/ =~ "123 456-7890"
local_variables     # => [:area_code, :local_number]
area_code           # => "123"
local_number        # => "456-7890"
ENV['RUBY_VERSION'] # => "ruby-1.9.3-p0"

rstacruz

Rails Models

Generating models

$ rails g model User

Associations

belongs_to

has_one

behringer24

/*
 * nginx configuration snippet for dynamic image manipulation using HttpImageFilterModule
 * 
 * URL example: http://www.yourserver.com/imgresize/250-100-0/demo.jpg
 * Parameters are width-height-rotation
 * You need to compile nginx with --with-http_image_filter_module 
 * More information at http://wiki.nginx.org/HttpImageFilterModule
 */
location ~/imgresize/(?P<width>[0-9]+)-(?P<height>[0-9]+)-(?P<rotate>[0-9]+)/(?P<filename>.+)$ {
    rewrite /imgresize/[0-9]+-[0-9]+-[0-9]+/(.+)$ /images/$1 break;

arirusso

#!/usr/bin/env ruby

# this is a test of ruby-processing (https://github.com/jashkenas/ruby-processing) with video capture

# use "rp5 unpack library" at a command line to install the video library, among others

# tested with Ruby 1.9.2 on OSX with built in web cam

class VideoCaptureTest < Processing::App