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@mcmire
mcmire / require_profiler.md
Created January 14, 2010 16:24
Record how long it takes to require files in your Ruby code and view a hierarchical report.

require_profiler

require_profiler in action

What is this?

This script of sorts overrides require and load to record the time it takes to require files within a section of your code, and then generates a report afterward. It's intelligent enough to figure out where files were required from and construct a hierarchy of the required files.

@mikhailov
mikhailov / redis_usage.rb
Created January 18, 2010 06:52
Rails on Redis - is all about high performance
# app/controllers/posts_controller.rb
class PostsController < ApplicationController
def index
@posts.all_cached # Retrive only at once by every 5 minutes
expires_in 5.minutes, :private => false, :public => true
end
end
# app/models/post.rb
Class Post
# checkout: http://github.com/igrigorik/async-rails/
From bb2a78858cffa7c6937642986e9aca1a4f862c0d Mon Sep 17 00:00:00 2001
From: Ilya Grigorik <[email protected]>
Date: Thu, 10 Jun 2010 00:46:48 -0400
Subject: [PATCH] async rails3
---
Gemfile | 6 ++++++
app/controllers/widgets_controller.rb | 6 ++++++
@isaacs
isaacs / node-and-npm-in-30-seconds.sh
Last active November 2, 2024 12:56
Use one of these techniques to install node and npm without having to sudo. Discussed in more detail at http://joyeur.com/2010/12/10/installing-node-and-npm/ Note: npm >=0.3 is *safer* when using sudo.
echo 'export PATH=$HOME/local/bin:$PATH' >> ~/.bashrc
. ~/.bashrc
mkdir ~/local
mkdir ~/node-latest-install
cd ~/node-latest-install
curl http://nodejs.org/dist/node-latest.tar.gz | tar xz --strip-components=1
./configure --prefix=~/local
make install # ok, fine, this step probably takes more than 30 seconds...
curl https://www.npmjs.org/install.sh | sh
@cowboy
cowboy / HEY-YOU.md
Last active October 25, 2024 15:29
jQuery Tiny Pub/Sub: A really, really, REALLY tiny pub/sub implementation for jQuery.
@igrigorik
igrigorik / webapp.rb
Created November 13, 2010 21:28
Inspired by @JEG2's talk at Rubyconf... Any ruby object, as a webapp! 'Cause we can. :-)
require 'rubygems'
require 'rack'
class Object
def webapp
class << self
define_method :call do |env|
func, *attrs = env['PATH_INFO'].split('/').reject(&:empty?)
[200, {}, send(func, *attrs)]
end
@joshk
joshk / em_deferrable.rb
Created March 6, 2011 18:05
em deferrable faraday adapter
module Faraday
class Adapter
class EMHttpRequest < Faraday::Adapter
self.supports_parallel_requests = true
def self.setup_parallel_manager(options = {})
EMParallelManager.new
end
class EMParallelManager
@db
db / jquery.ajax.progress.js
Created May 11, 2011 12:43
add XHR2 progress events to jQuery.ajax
(function addXhrProgressEvent($) {
var originalXhr = $.ajaxSettings.xhr;
$.ajaxSetup({
progress: function() { console.log("standard progress callback"); },
xhr: function() {
var req = originalXhr(), that = this;
if (req) {
if (typeof req.addEventListener == "function") {
req.addEventListener("progress", function(evt) {
that.progress(evt);
@dhh
dhh / gist:1014971
Created June 8, 2011 18:09
Use concerns to keep your models manageable
# autoload concerns
module YourApp
class Application < Rails::Application
config.autoload_paths += %W(
#{config.root}/app/controllers/concerns
#{config.root}/app/models/concerns
)
end
end
@igrigorik
igrigorik / Gemfile
Created August 26, 2011 06:33
HTML5 SSE / EventSource demo with Goliath
source :gemcutter
gem 'goliath', :git => 'git://github.com/postrank-labs/goliath.git'
gem 'em-synchrony', :git => 'git://github.com/igrigorik/em-synchrony.git'