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@zhengjia
zhengjia / capybara cheat sheet
Created June 7, 2010 01:35
capybara cheat sheet
=Navigating=
visit('/projects')
visit(post_comments_path(post))
=Clicking links and buttons=
click_link('id-of-link')
click_link('Link Text')
click_button('Save')
click('Link Text') # Click either a link or a button
click('Button Value')
@oxbowlakes
oxbowlakes / 3nightclubs.scala
Created May 13, 2011 15:14
A Tale of 3 Nightclubs
/**
* Part Zero : 10:15 Saturday Night
*
* (In which we will see how to let the type system help you handle failure)...
*
* First let's define a domain. (All the following requires scala 2.9.x and scalaz 6.0)
*/
import scalaz._
import Scalaz._
@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
@jimbojsb
jimbojsb / gist:1630790
Created January 18, 2012 03:52
Code highlighting for Keynote presentations

Step 0:

Get Homebrew installed on your mac if you don't already have it

Step 1:

Install highlight. "brew install highlight". (This brings down Lua and Boost as well)

Step 2:

@mikhailov
mikhailov / 0. nginx_setup.sh
Last active June 29, 2024 23:43
NGINX+SPDY with Unicorn. True Zero-Downtime unless migrations. Best practices.
# Nginx+Unicorn best-practices congifuration guide. Heartbleed fixed.
# We use latest stable nginx with fresh **openssl**, **zlib** and **pcre** dependencies.
# Some extra handy modules to use: --with-http_stub_status_module --with-http_gzip_static_module
#
# Deployment structure
#
# SERVER:
# /etc/init.d/nginx (1. nginx)
# /home/app/public_html/app_production/current (Capistrano directory)
#

go 1.1 scheduler

where

src/pkg/runtime proc.c asm_*.s

design

@komiya-atsushi
komiya-atsushi / MinHash.java
Created September 2, 2013 16:13
b-bit Minwise hashing の Java 実装です。#DSIRNLP http://partake.in/events/76854228-ba38-4f6e-87b9-f79e30add75c での発表用に実装してみました。
/**
* b-bit Minwise hashing の Java 実装です。
* <p>
* 参考文献 : <a href="http://research.microsoft.com/pubs/120078/wfc0398-lips.pdf">b-Bit Minwise Hashing</a>
* </p>
*
* @author KOMIYA Atsushi
*/
public class MinHash {
private final int numBits;
@debasishg
debasishg / gist:8172796
Last active November 11, 2024 07:10
A collection of links for streaming algorithms and data structures

General Background and Overview

  1. Probabilistic Data Structures for Web Analytics and Data Mining : A great overview of the space of probabilistic data structures and how they are used in approximation algorithm implementation.
  2. Models and Issues in Data Stream Systems
  3. Philippe Flajolet’s contribution to streaming algorithms : A presentation by Jérémie Lumbroso that visits some of the hostorical perspectives and how it all began with Flajolet
  4. Approximate Frequency Counts over Data Streams by Gurmeet Singh Manku & Rajeev Motwani : One of the early papers on the subject.
  5. [Methods for Finding Frequent Items in Data Streams](http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.187.9800&amp;rep=rep1&amp;t
@gregmalcolm
gregmalcolm / debugging_c_with_llvm.md
Last active September 8, 2021 10:47
Debugging C with llvm's clang and lldb

Assuming you llvm installed (comes as standard on Mac OS Mavrick xtools)

Create a helloworld.c file:

  #include<stdio.h>
  
  int main()
  {
 int x=3;